Some refactoring and cleaning, string utils.

Buss is now to be accessed from some static method or field.

src/mightypork/utils/Convert.java

@@ -4,14 +4,14 @@ package mightypork.utils;
 /**
  * Utility for converting Object to data types; Can also convert strings to data
  * types.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Convert {
 	
 	/**
 	 * Get INTEGER
-	 * 
+	 *
 	 * @param o object
 	 * @param def default value
 	 * @return integer
@@ -30,7 +30,7 @@ public class Convert {
 	
 	/**
 	 * Get DOUBLE
-	 * 
+	 *
 	 * @param o object
 	 * @param def default value
 	 * @return double
@@ -49,7 +49,7 @@ public class Convert {
 	
 	/**
 	 * Get FLOAT
-	 * 
+	 *
 	 * @param o object
 	 * @param def default value
 	 * @return float
@@ -66,7 +66,7 @@ public class Convert {
 	
 	/**
 	 * Get BOOLEAN
-	 * 
+	 *
 	 * @param o object
 	 * @param def default value
 	 * @return boolean
@@ -104,7 +104,7 @@ public class Convert {
 	
 	/**
 	 * Get STRING
-	 * 
+	 *
 	 * @param o object
 	 * @param def default value
 	 * @return String
@@ -114,12 +114,12 @@ public class Convert {
 		if (o == null) return def;
 		if (o instanceof String) return ((String) o);
 		
-		if (o instanceof Float) return Support.str((float) o);
+		if (o instanceof Float) return Str.val((float) o);
 		
-		if (o instanceof Double) return Support.str((double) o);
+		if (o instanceof Double) return Str.val((double) o);
 		
 		if (o instanceof Class<?>) {
-			return Support.str(o);
+			return Str.val(o);
 		}
 		
 		return o.toString();
@@ -128,7 +128,7 @@ public class Convert {
 	
 	/**
 	 * Get INTEGER
-	 * 
+	 *
 	 * @param o object
 	 * @return integer
 	 */
@@ -140,7 +140,7 @@ public class Convert {
 	
 	/**
 	 * Get DOUBLE
-	 * 
+	 *
 	 * @param o object
 	 * @return double
 	 */
@@ -152,7 +152,7 @@ public class Convert {
 	
 	/**
 	 * Get FLOAT
-	 * 
+	 *
 	 * @param o object
 	 * @return float
 	 */
@@ -164,7 +164,7 @@ public class Convert {
 	
 	/**
 	 * Get BOOLEAN
-	 * 
+	 *
 	 * @param o object
 	 * @return boolean
 	 */
@@ -176,7 +176,7 @@ public class Convert {
 	
 	/**
 	 * Get STRING
-	 * 
+	 *
 	 * @param o object
 	 * @return String
 	 */

src/mightypork/utils/MapSort.java

@@ -12,70 +12,99 @@ import java.util.Map.Entry;
 
 /**
  * Map sorting utils
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class MapSort {
-	
+
+	/**
+	 * Sort a map by keys, maintaining key-value pairs, using natural order.
+	 *
+	 * @param map map to be sorted
+	 * @return linked hash map with sorted entries
+	 */
+	@SuppressWarnings({ "rawtypes" })
+	public static <K extends Comparable, V> LinkedHashMap<K, V> byKeys(Map<K, V> map)
+	{
+		return byKeys(map, null);
+	}
+
+
 	/**
 	 * Sort a map by keys, maintaining key-value pairs.
-	 * 
+	 *
 	 * @param map map to be sorted
 	 * @param comparator a comparator, or null for natural ordering
 	 * @return linked hash map with sorted entries
 	 */
-	@SuppressWarnings({ "rawtypes", "unchecked" })
-	public static <K extends Comparable, V extends Comparable> Map<K, V> sortByKeys(Map<K, V> map, final Comparator<K> comparator)
+	@SuppressWarnings({ "unchecked" })
+	public static <K, V> LinkedHashMap<K, V> byKeys(Map<K, V> map, Comparator<K> comparator)
 	{
 		final List<K> keys = new LinkedList<>(map.keySet());
-		
+
 		if (comparator == null) {
-			Collections.sort(keys);
-		} else {
-			Collections.sort(keys, comparator);
+			comparator = new Comparator<K>() {
+
+				@Override
+				public int compare(K arg0, K arg1)
+				{
+					return ((Comparable<K>) arg0).compareTo(arg1);
+				}
+			};
 		}
-		
-		// LinkedHashMap will keep the keys in the order they are inserted
-		// which is currently sorted on natural ordering
-		final Map<K, V> sortedMap = new LinkedHashMap<>();
+
+		Collections.sort(keys, comparator);
+
+		final LinkedHashMap<K, V> sortedMap = new LinkedHashMap<>();
 		for (final K key : keys) {
 			sortedMap.put(key, map.get(key));
 		}
-		
+
 		return sortedMap;
 	}
-	
-	
+
+
+	/**
+	 * Sort a map by values, maintaining key-value pairs, using natural order.
+	 *
+	 * @param map map to be sorted
+	 * @return linked hash map with sorted entries
+	 */
+	@SuppressWarnings("rawtypes")
+	public static <K, V extends Comparable> LinkedHashMap<K, V> byValues(Map<K, V> map)
+	{
+		return byValues(map, null);
+	}
+
+
 	/**
 	 * Sort a map by values, maintaining key-value pairs.
-	 * 
+	 *
 	 * @param map map to be sorted
 	 * @param comparator a comparator, or null for natural ordering
 	 * @return linked hash map with sorted entries
 	 */
-	@SuppressWarnings("rawtypes")
-	public static <K extends Comparable, V extends Comparable> Map<K, V> sortByValues(Map<K, V> map, final Comparator<V> comparator)
+	public static <K, V> LinkedHashMap<K, V> byValues(Map<K, V> map, final Comparator<V> comparator)
 	{
 		final List<Map.Entry<K, V>> entries = new LinkedList<>(map.entrySet());
-		
+
 		Collections.sort(entries, new Comparator<Map.Entry<K, V>>() {
-			
+
+			@SuppressWarnings("unchecked")
 			@Override
 			public int compare(Entry<K, V> o1, Entry<K, V> o2)
 			{
-				if (comparator == null) return o1.getValue().compareTo(o2.getValue());
+				if (comparator == null) return ((Comparable<V>) o1.getValue()).compareTo(o2.getValue());
 				return comparator.compare(o1.getValue(), o2.getValue());
 			}
 		});
-		
-		// LinkedHashMap will keep the keys in the order they are inserted
-		// which is currently sorted on natural ordering
-		final Map<K, V> sortedMap = new LinkedHashMap<>();
-		
+
+		final LinkedHashMap<K, V> sortedMap = new LinkedHashMap<>();
+
 		for (final Map.Entry<K, V> entry : entries) {
 			sortedMap.put(entry.getKey(), entry.getValue());
 		}
-		
+
 		return sortedMap;
 	}
 }

src/mightypork/utils/Reflect.java

@@ -10,14 +10,14 @@ import java.lang.reflect.Type;
 
 /**
  * Miscelanous reflection-related utilities
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Reflect {
 	
 	/**
 	 * Get annotation of given type from an object
-	 * 
+	 *
 	 * @param tested the examined object
 	 * @param annotation annotation we want
 	 * @return the anotation on that object, or null
@@ -30,7 +30,7 @@ public class Reflect {
 	
 	/**
 	 * Check if an object has an annotation of given trype
-	 * 
+	 *
 	 * @param tested the examined object
 	 * @param annotation annotation we want
 	 * @return true if the annotation is present on the object
@@ -43,7 +43,7 @@ public class Reflect {
 	
 	/**
 	 * Get generic parameters of a class
-	 * 
+	 *
 	 * @param clazz the examined class
 	 * @return parameter types
 	 */
@@ -65,10 +65,20 @@ public class Reflect {
 			return classes;
 		}
 		
-		throw new RuntimeException(Support.str(clazz) + " is not generic.");
+		throw new RuntimeException(Str.val(clazz) + " is not generic.");
 	}
 	
 	
+	/**
+	 * Get value of a public static final field. If the modifiers don't match,
+	 * an exception is thrown.
+	 *
+	 * @param objClass the class
+	 * @param fieldName field to retrieve
+	 * @return the field value
+	 * @throws ReflectiveOperationException if the field is not constant, or if
+	 *             the value could not be retrieved.
+	 */
 	public static Object getConstantFieldValue(Class<?> objClass, String fieldName) throws ReflectiveOperationException
 	{
 		final Field fld = objClass.getDeclaredField(fieldName);
@@ -76,7 +86,7 @@ public class Reflect {
 		final int modif = fld.getModifiers();
 		
 		if (!Modifier.isFinal(modif) || !Modifier.isStatic(modif)) {
-			throw new RuntimeException("The " + fieldName + " field of " + Support.str(objClass) + " must be static and final!");
+			throw new ReflectiveOperationException("The " + fieldName + " field of " + Str.val(objClass) + " must be static and final!");
 		}
 		
 		fld.setAccessible(true);

src/mightypork/utils/Str.java

@@ -0,0 +1,231 @@
+package mightypork.utils;
+
+
+import mightypork.utils.annotations.Alias;
+import mightypork.utils.math.AlignX;
+
+
+/**
+ * General purpose string utilities
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class Str {
+	
+	public static String fromLastDot(String s)
+	{
+		return fromLast(s, '.');
+	}
+	
+	
+	public static String toLastDot(String s)
+	{
+		return toLast(s, '.');
+	}
+	
+	
+	public static String fromLast(String s, char c)
+	{
+		if (s == null) return null;
+		if (s.lastIndexOf(c) == -1) return "";
+		return s.substring(s.lastIndexOf(c) + 1, s.length());
+	}
+	
+	
+	public static String toLast(String s, char c)
+	{
+		if (s == null) return null;
+		if (s.lastIndexOf(c) == -1) return s;
+		return s.substring(0, s.lastIndexOf(c));
+	}
+	
+	
+	public static String fromFirst(String s, char c)
+	{
+		if (s == null) return null;
+		if (s.indexOf(c) == -1) return "";
+		return s.substring(s.indexOf(c) + 1, s.length());
+	}
+	
+	
+	public static String toFirst(String s, char c)
+	{
+		if (s == null) return null;
+		if (s.indexOf(c) == -1) return s;
+		return s.substring(0, s.indexOf(c));
+	}
+
+
+	public static String fromEnd(String s, int chars)
+	{
+		return s.substring(s.length() - chars, s.length());
+	}
+
+
+	public static String fromStart(String s, int chars)
+	{
+		return s.substring(0, chars);
+	}
+	
+	
+	public static String pad(String s, int length)
+	{
+		return pad(s, length, AlignX.LEFT);
+	}
+	
+	
+	public static String pad(String s, int length, AlignX align)
+	{
+		return pad(s, length, align, ' ');
+	}
+	
+	
+	public static String pad(String s, int length, AlignX align, char fill)
+	{
+		final String filling = repeat("" + fill, length);
+		
+		switch (align) {
+			case LEFT:
+				s += filling;
+				return fromStart(s, length);
+
+			case RIGHT:
+				s += filling;
+				return fromEnd(s, length);
+
+			case CENTER:
+				
+				if (s.length() >= length) return s;
+				
+				s = filling + s + filling;
+				
+				final int cut = (int) (s.length() / 2D - length / 2D);
+				return s.substring(cut, s.length() - cut);
+		}
+
+		throw new IllegalArgumentException("Impossible error.");
+	}
+	
+	
+	/**
+	 * Repeat a string
+	 *
+	 * @param repeated string
+	 * @param count
+	 * @return output
+	 */
+	public static String repeat(String repeated, int count)
+	{
+		String s = "";
+		for (int i = 0; i < count; i++)
+			s += repeated;
+		return s;
+	}
+	
+	
+	public static boolean isValidFilenameChar(char ch)
+	{
+		return isValidFilenameString(Character.toString(ch));
+	}
+	
+	
+	public static boolean isValidFilenameString(String filename)
+	{
+		return filename.matches("[a-zA-Z0-9 +\\-.,_%@#!]+");
+	}
+	
+	
+	public static String ellipsisStart(String orig, int length)
+	{
+		if (orig.length() > length) {
+			orig = "\u2026" + orig.substring(length, orig.length());
+		}
+		return orig;
+	}
+	
+	
+	public static String ellipsisEnd(String orig, int length)
+	{
+		if (orig.length() > length) {
+			orig = orig.substring(0, length - 1) + "\u2026";
+		}
+		return orig;
+	}
+	
+	
+	/**
+	 * Convert a class to string, preserving name and outer class, but excluding
+	 * path.
+	 *
+	 * @param cls the class
+	 * @return class name
+	 */
+	public static String val(Class<?> cls)
+	{
+		final Alias ln = cls.getAnnotation(Alias.class);
+		if (ln != null) {
+			return ln.name();
+		}
+
+		String name = cls.getName();
+
+		String sep = "";
+
+		if (name.contains("$")) {
+			name = name.substring(name.lastIndexOf("$") + 1);
+			sep = "$";
+		} else {
+			name = name.substring(name.lastIndexOf(".") + 1);
+			sep = ".";
+		}
+
+		final Class<?> enclosing = cls.getEnclosingClass();
+
+		return (enclosing == null ? "" : Str.val(enclosing) + sep) + name;
+	}
+	
+	
+	/**
+	 * Convert double to string, remove the mess at the end.
+	 *
+	 * @param d double
+	 * @return string
+	 */
+	public static String val(Double d)
+	{
+		String s = d.toString();
+		s = s.replace(',', '.');
+		s = s.replaceAll("([0-9]+\\.[0-9]+)00+[0-9]+", "$1");
+		s = s.replaceAll("0+$", "");
+		s = s.replaceAll("\\.$", "");
+		return s;
+	}
+	
+	
+	/**
+	 * Convert object to string. If the object overrides toString(), it is
+	 * caled. Otherwise it's class name is converted to string.
+	 *
+	 * @param o object
+	 * @return string representation
+	 */
+	public static String val(Object o)
+	{
+		if (o == null) return "<null>";
+
+		boolean hasToString = false;
+
+		try {
+			hasToString = (o.getClass().getMethod("toString").getDeclaringClass() != Object.class);
+		} catch (final Throwable t) {
+			// oh well..
+		}
+
+		if (hasToString) {
+			return o.toString();
+		} else {
+
+			return val(o.getClass());
+		}
+	}
+}

src/mightypork/utils/Support.java

@@ -9,19 +9,17 @@ import java.util.Iterator;
 import java.util.LinkedHashMap;
 import java.util.Map;
 
-import mightypork.utils.annotations.Alias;
-
 
 /**
  * Miscelanous utilities
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public final class Support {
-	
+
 	/**
 	 * Create a new thread of the runnable, and start it.
-	 * 
+	 *
 	 * @param r runnable
 	 * @return the thread started
 	 */
@@ -31,11 +29,11 @@ public final class Support {
 		t.start();
 		return t;
 	}
-	
-	
+
+
 	/**
 	 * Pick first non-null option
-	 * 
+	 *
 	 * @param options options
 	 * @return the selected option
 	 */
@@ -44,14 +42,14 @@ public final class Support {
 		for (final Object o : options) {
 			if (o != null) return o;
 		}
-		
+
 		return null; // all null
 	}
-	
-	
+
+
 	/**
 	 * Get current time/date for given format.
-	 * 
+	 *
 	 * @param format format, according to {@link DateFormat}.
 	 * @return the formatted time/date
 	 */
@@ -59,12 +57,12 @@ public final class Support {
 	{
 		return (new SimpleDateFormat(format)).format(new Date());
 	}
-	
-	
+
+
 	/**
 	 * Parse array of vararg key, value pairs to a LinkedHashMap.<br>
 	 * Example:
-	 * 
+	 *
 	 * <pre>
 	 * Object[] array = {
 	 *     &quot;one&quot;, 1,
@@ -72,10 +70,10 @@ public final class Support {
 	 *     &quot;three&quot;, 9,
 	 *     &quot;four&quot;, 16
 	 * };
-	 * 
+	 *
 	 * Map&lt;String, Integer&gt; args = parseVarArgs(array);
 	 * </pre>
-	 * 
+	 *
 	 * @param args varargs
 	 * @return LinkedHashMap
 	 * @throws ClassCastException in case of incompatible type in the array
@@ -85,11 +83,11 @@ public final class Support {
 	public static <K, V> Map<K, V> parseVarArgs(Object... args) throws ClassCastException, IllegalArgumentException
 	{
 		final LinkedHashMap<K, V> attrs = new LinkedHashMap<>();
-		
+
 		if (args.length % 2 != 0) {
 			throw new IllegalArgumentException("Odd number of elements in varargs map!");
 		}
-		
+
 		K key = null;
 		for (final Object o : args) {
 			if (key == null) {
@@ -100,14 +98,14 @@ public final class Support {
 				key = null;
 			}
 		}
-		
+
 		return attrs;
 	}
-	
-	
+
+
 	/**
 	 * Get if an Object is in array (using equals)
-	 * 
+	 *
 	 * @param needle checked Object
 	 * @param haystack array of Objects
 	 * @return is in array
@@ -119,11 +117,11 @@ public final class Support {
 		}
 		return false;
 	}
-	
-	
+
+
 	/**
 	 * Get if string is in array
-	 * 
+	 *
 	 * @param needle checked string
 	 * @param case_sensitive case sensitive comparision
 	 * @param haystack array of possible values
@@ -140,11 +138,11 @@ public final class Support {
 			return false;
 		}
 	}
-	
-	
+
+
 	/**
 	 * Make enumeration iterable
-	 * 
+	 *
 	 * @param enumeration enumeration
 	 * @return iterable wrapper
 	 */
@@ -152,19 +150,18 @@ public final class Support {
 	{
 		return new IterableEnumerationWrapper<>(enumeration);
 	}
-	
-	
+
 	/**
 	 * Helper class for iterationg over an {@link Enumeration}
-	 * 
+	 *
 	 * @author Ondřej Hruška (MightyPork)
 	 * @param <T> target element type (will be cast)
 	 */
 	private static class IterableEnumerationWrapper<T> implements Iterable<T> {
-		
+
 		private final Enumeration<? extends T> enumeration;
-		
-		
+
+
 		/**
 		 * @param enumeration the iterated enumeration
 		 */
@@ -172,27 +169,27 @@ public final class Support {
 		{
 			this.enumeration = enumeration;
 		}
-		
-		
+
+
 		@Override
 		public Iterator<T> iterator()
 		{
 			return new Iterator<T>() {
-				
+
 				@Override
 				public boolean hasNext()
 				{
 					return enumeration.hasMoreElements();
 				}
-				
-				
+
+
 				@Override
 				public T next()
 				{
 					return enumeration.nextElement();
 				}
-				
-				
+
+
 				@Override
 				public void remove()
 				{
@@ -200,99 +197,6 @@ public final class Support {
 				}
 			};
 		}
-		
-	}
-	
-	
-	/**
-	 * Convert a class to string, preserving name and outer class, but excluding
-	 * path.
-	 * 
-	 * @param cls
-	 * @return
-	 */
-	public static String str(Class<?> cls)
-	{
-		final Alias ln = cls.getAnnotation(Alias.class);
-		if (ln != null) {
-			return ln.name();
-		}
-		
-		String name = cls.getName();
-		
-		String sep = "";
-		
-		if (name.contains("$")) {
-			name = name.substring(name.lastIndexOf("$") + 1);
-			sep = "$";
-		} else {
-			name = name.substring(name.lastIndexOf(".") + 1);
-			sep = ".";
-		}
-		
-		final Class<?> enclosing = cls.getEnclosingClass();
-		
-		return (enclosing == null ? "" : Support.str(enclosing) + sep) + name;
-	}
-	
-	
-	/**
-	 * Convert double to string, remove the mess at the end.
-	 * 
-	 * @param d double
-	 * @return string
-	 */
-	public static String str(Double d)
-	{
-		String s = d.toString();
-		s = s.replace(',', '.');
-		s = s.replaceAll("([0-9]+\\.[0-9]+)00+[0-9]+", "$1");
-		s = s.replaceAll("0+$", "");
-		s = s.replaceAll("\\.$", "");
-		return s;
-	}
-	
-	
-	/**
-	 * Convert float to string, remove the mess at the end.
-	 * 
-	 * @param f float
-	 * @return string
-	 */
-	public static String str(Float f)
-	{
-		String s = f.toString();
-		s = s.replaceAll("([0-9]+\\.[0-9]+)00+[0-9]+", "$1");
-		s = s.replaceAll("0+$", "");
-		s = s.replaceAll("\\.$", "");
-		return s;
-	}
-	
-	
-	/**
-	 * Convert object to string. If the object overrides toString(), it is
-	 * caled. Otherwise it's class name is converted to string.
-	 * 
-	 * @param o object
-	 * @return string representation
-	 */
-	public static String str(Object o)
-	{
-		if (o == null) return "<null>";
-		
-		boolean hasToString = false;
-		
-		try {
-			hasToString = (o.getClass().getMethod("toString").getDeclaringClass() != Object.class);
-		} catch (final Throwable t) {
-			// oh well..
-		}
-		
-		if (hasToString) {
-			return o.toString();
-		} else {
-			
-			return str(o.getClass());
-		}
+
 	}
 }

src/mightypork/utils/annotations/Alias.java

@@ -12,7 +12,7 @@ import java.lang.annotation.Target;
 /**
  * Specify pretty name to be used when logging / converting class name to
  * string.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.RUNTIME)

src/mightypork/utils/annotations/FactoryMethod.java

@@ -11,7 +11,7 @@ import java.lang.annotation.Target;
 /**
  * Marks a static factory method. This is a description annotation and has no
  * other function.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.SOURCE)

src/mightypork/utils/annotations/Stub.java

@@ -12,12 +12,12 @@ import java.lang.annotation.Target;
  * Marked method can be safely overriden; it's left blank (or with default
  * implementation) as a convenience.<br>
  * This is a description annotation and has no other function.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Documented
 @Retention(RetentionPolicy.SOURCE)
 @Target(value = { ElementType.METHOD })
-public @interface DefaultImpl {
+public @interface Stub {
 	//
 }

src/mightypork/utils/config/SimpleConfig.java

@@ -1,4 +1,4 @@
-package mightypork.utils.files.config;
+package mightypork.utils.config;
 
 
 import java.io.File;
@@ -9,7 +9,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
 
-import mightypork.utils.files.FileUtils;
+import mightypork.utils.files.FileUtil;
 import mightypork.utils.logging.Log;
 
 
@@ -19,21 +19,21 @@ import mightypork.utils.logging.Log;
  * empty lines and lines without "=" are ignored<br>
  * lines with "=" must have "key = value" format, or a warning is logged.<br>
  * use "NULL" to create empty value.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class SimpleConfig {
 	
 	/**
 	 * Load list from file
-	 * 
+	 *
 	 * @param file file
 	 * @return map of keys and values
 	 * @throws IOException
 	 */
 	public static List<String> listFromFile(File file) throws IOException
 	{
-		final String fileText = FileUtils.fileToString(file);
+		final String fileText = FileUtil.fileToString(file);
 		
 		return listFromString(fileText);
 	}
@@ -41,14 +41,14 @@ public class SimpleConfig {
 	
 	/**
 	 * Load map from file
-	 * 
+	 *
 	 * @param file file
 	 * @return map of keys and values
 	 * @throws IOException
 	 */
 	public static Map<String, String> mapFromFile(File file) throws IOException
 	{
-		final String fileText = FileUtils.fileToString(file);
+		final String fileText = FileUtil.fileToString(file);
 		
 		return mapFromString(fileText);
 	}
@@ -56,7 +56,7 @@ public class SimpleConfig {
 	
 	/**
 	 * Load list from string
-	 * 
+	 *
 	 * @param text text of the file
 	 * @return map of keys and values
 	 */
@@ -86,7 +86,7 @@ public class SimpleConfig {
 	
 	/**
 	 * Load map from string
-	 * 
+	 *
 	 * @param text text of the file
 	 * @return map of keys and values
 	 */
@@ -140,7 +140,7 @@ public class SimpleConfig {
 	
 	/**
 	 * Save map to file
-	 * 
+	 *
 	 * @param target
 	 * @param data
 	 * @param allowNulls allow nulls.
@@ -173,14 +173,14 @@ public class SimpleConfig {
 			text += s;
 		}
 		
-		FileUtils.stringToFile(target, text);
+		FileUtil.stringToFile(target, text);
 		
 	}
 	
 	
 	/**
 	 * Save list to file
-	 * 
+	 *
 	 * @param target
 	 * @param data
 	 * @throws IOException
@@ -199,7 +199,7 @@ public class SimpleConfig {
 			text += s;
 		}
 		
-		FileUtils.stringToFile(target, text);
+		FileUtil.stringToFile(target, text);
 		
 	}
 }

src/mightypork/utils/config/propmgr/Property.java

@@ -0,0 +1,123 @@
+package mightypork.utils.config.propmgr;
+
+
+import mightypork.utils.Convert;
+import mightypork.utils.annotations.Stub;
+
+
+/**
+ * Property entry for the {@link PropertyManager}.<br>
+ * Extending this class can be used to add custom property types that are not
+ * supported by default.
+ *
+ * @author Ondřej Hruška (MightyPork)
+ * @param <T> property type
+ */
+public abstract class Property<T> {
+
+	protected final String comment;
+	protected final String key;
+
+	protected T value;
+	protected final T defaultValue;
+
+
+	/**
+	 * Create a property without comment
+	 *
+	 * @param key key in the config file
+	 * @param defaultValue defualt property value (used as fallback when
+	 *            parsing)
+	 */
+	public Property(String key, T defaultValue)
+	{
+		this(key, defaultValue, null);
+	}
+
+
+	/**
+	 * Create a property with a comment
+	 *
+	 * @param key key in the config file
+	 * @param defaultValue default property value, used as fallback when
+	 *            parsing. Initially the value is assigned to defaultValue.
+	 * @param comment optional property comment included above the property in
+	 *            the config file. Can be null.
+	 */
+	public Property(String key, T defaultValue, String comment)
+	{
+		this.comment = comment;
+		this.key = key;
+		this.value = defaultValue;
+		this.defaultValue = defaultValue;
+	}
+
+
+	/**
+	 * Parse a string representation of the value into this property. If the
+	 * value cannot be decoded, use the default value instead.
+	 *
+	 * @param string property value as string
+	 */
+	public abstract void fromString(String string);
+
+
+	/**
+	 * Get property value as string (compatible with `fromString())
+	 *
+	 * @return property value as string
+	 */
+	@Override
+	@Stub
+	public String toString()
+	{
+		return Convert.toString(value, Convert.toString(defaultValue));
+	}
+
+
+	/**
+	 * Get the current property value
+	 *
+	 * @return the value
+	 */
+	public T getValue()
+	{
+		return value;
+	}
+
+
+	/**
+	 * Set property value.<br>
+	 * Uses Object to allow setValue(Object) method in {@link PropertyManager}
+	 *
+	 * @param value value to set.
+	 * @throws ClassCastException in case of incompatible type.
+	 */
+	@SuppressWarnings("unchecked")
+	public void setValue(Object value)
+	{
+		this.value = (T) value;
+	}
+
+
+	/**
+	 * Get property comment.
+	 *
+	 * @return the comment text (can be null if no comment is defined)
+	 */
+	public String getComment()
+	{
+		return comment;
+	}
+
+
+	/**
+	 * Get property key
+	 *
+	 * @return property key
+	 */
+	public String getKey()
+	{
+		return key;
+	}
+}

src/mightypork/utils/config/propmgr/PropertyManager.java

@@ -0,0 +1,289 @@
+package mightypork.utils.config.propmgr;
+
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Map.Entry;
+import java.util.TreeMap;
+
+import mightypork.utils.Convert;
+import mightypork.utils.config.propmgr.properties.BooleanProperty;
+import mightypork.utils.config.propmgr.properties.DoubleProperty;
+import mightypork.utils.config.propmgr.properties.IntegerProperty;
+import mightypork.utils.config.propmgr.properties.StringProperty;
+import mightypork.utils.config.propmgr.store.PropertyFile;
+import mightypork.utils.logging.Log;
+
+
+/**
+ * Property manager with advanced formatting and value checking.
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class PropertyManager {
+	
+	private final TreeMap<String, Property<?>> entries = new TreeMap<>();
+	private final TreeMap<String, String> renameTable = new TreeMap<>();
+	private final PropertyStore props;
+	
+	
+	/**
+	 * Create property manager from file path and a header comment.<br>
+	 * This is the same as using a {@link PropertyFile} store.
+	 *
+	 * @param file property file
+	 * @param comment header comment.
+	 */
+	public PropertyManager(File file, String comment)
+	{
+		this(new PropertyFile(file, comment));
+	}
+	
+	
+	/**
+	 * Create property manager based on provided {@link PropertyStore}
+	 *
+	 * @param props a property store implementation backing this property
+	 *            manager
+	 */
+	public PropertyManager(PropertyStore props)
+	{
+		this.props = props;
+	}
+	
+	
+	/**
+	 * Load from file
+	 */
+	public void load()
+	{
+		props.load();
+		
+		// rename keys (useful if keys change but value is to be kept)
+		for (final Entry<String, String> entry : renameTable.entrySet()) {
+			
+			final String value = props.getProperty(entry.getKey());
+			
+			if (value == null) continue;
+			
+			final String oldKey = entry.getKey();
+			final String newKey = entry.getValue();
+			
+			props.removeProperty(oldKey);
+			props.setProperty(newKey, value, entries.get(newKey).getComment());
+		}
+		
+		for (final Property<?> entry : entries.values()) {
+			entry.fromString(props.getProperty(entry.getKey()));
+		}
+	}
+	
+	
+	public void save()
+	{
+		try {
+			final ArrayList<String> keyList = new ArrayList<>();
+			
+			// validate entries one by one, replace with default when needed
+			for (final Property<?> entry : entries.values()) {
+				keyList.add(entry.getKey());
+				
+				props.setProperty(entry.getKey(), entry.toString(), entry.getComment());
+			}
+			
+			// removed unused props
+			for (final String key : props.keys()) {
+				if (!keyList.contains(key)) {
+					props.removeProperty(key);
+				}
+			}
+			
+			props.save();
+		} catch (final IOException ioe) {
+			ioe.printStackTrace();
+		}
+	}
+	
+	
+	/**
+	 * Get a property entry (rarely used)
+	 *
+	 * @param k key
+	 * @return the entry
+	 */
+	public Property<?> getProperty(String k)
+	{
+		try {
+			return entries.get(k);
+		} catch (final Exception e) {
+			Log.w(e);
+			return null;
+		}
+	}
+	
+	
+	/**
+	 * Get boolean property
+	 *
+	 * @param k key
+	 * @return the boolean found, or false
+	 */
+	public Boolean getBoolean(String k)
+	{
+		return Convert.toBoolean(getProperty(k).getValue());
+	}
+	
+	
+	/**
+	 * Get numeric property
+	 *
+	 * @param k key
+	 * @return the int found, or null
+	 */
+	public Integer getInteger(String k)
+	{
+		return Convert.toInteger(getProperty(k).getValue());
+	}
+	
+	
+	/**
+	 * Get numeric property as double
+	 *
+	 * @param k key
+	 * @return the double found, or null
+	 */
+	public Double getDouble(String k)
+	{
+		return Convert.toDouble(getProperty(k).getValue());
+	}
+	
+	
+	/**
+	 * Get string property
+	 *
+	 * @param k key
+	 * @return the string found, or null
+	 */
+	public String getString(String k)
+	{
+		return Convert.toString(getProperty(k).getValue());
+	}
+	
+	
+	/**
+	 * Get arbitrary property. Make sure it's of the right type!
+	 *
+	 * @param k key
+	 * @return the prioperty found
+	 */
+	@SuppressWarnings("unchecked")
+	public <T> T getValue(String k)
+	{
+		try {
+			return ((Property<T>) getProperty(k)).getValue();
+		} catch (final ClassCastException e) {
+			return null;
+		}
+	}
+	
+	
+	/**
+	 * Add a boolean property
+	 *
+	 * @param k key
+	 * @param d default value
+	 * @param comment the in-file comment
+	 */
+	public void addBoolean(String k, boolean d, String comment)
+	{
+		addProperty(new BooleanProperty(k, d, comment));
+	}
+	
+	
+	/**
+	 * Add a numeric property (double)
+	 *
+	 * @param k key
+	 * @param d default value
+	 * @param comment the in-file comment
+	 */
+	public void addDouble(String k, double d, String comment)
+	{
+		addProperty(new DoubleProperty(k, d, comment));
+	}
+	
+	
+	/**
+	 * Add a numeric property
+	 *
+	 * @param k key
+	 * @param d default value
+	 * @param comment the in-file comment
+	 */
+	public void addInteger(String k, int d, String comment)
+	{
+		addProperty(new IntegerProperty(k, d, comment));
+	}
+	
+	
+	/**
+	 * Add a string property
+	 *
+	 * @param k key
+	 * @param d default value
+	 * @param comment the in-file comment
+	 */
+	public void addString(String k, String d, String comment)
+	{
+		addProperty(new StringProperty(k, d, comment));
+	}
+	
+	
+	/**
+	 * Add a generic property (can be used with custom property types)
+	 *
+	 * @param prop property to add
+	 */
+	public <T> void addProperty(Property<T> prop)
+	{
+		entries.put(prop.getKey(), prop);
+	}
+	
+	
+	/**
+	 * Rename key before loading; value is preserved
+	 *
+	 * @param oldKey old key
+	 * @param newKey new key
+	 */
+	public void renameKey(String oldKey, String newKey)
+	{
+		renameTable.put(oldKey, newKey);
+		return;
+	}
+	
+	
+	/**
+	 * Set value saved to certain key.
+	 *
+	 * @param key key
+	 * @param value the saved value
+	 */
+	public void setValue(String key, Object value)
+	{
+		getProperty(key).setValue(value);
+	}
+	
+	
+	/**
+	 * Set heading comment of the property store.
+	 *
+	 * @param fileComment comment text (can be multi-line)
+	 */
+	public void setFileComment(String fileComment)
+	{
+		props.setComment(fileComment);
+	}
+	
+}

src/mightypork/utils/config/propmgr/PropertyStore.java

@@ -0,0 +1,79 @@
+package mightypork.utils.config.propmgr;
+
+
+import java.io.IOException;
+import java.util.Collection;
+
+
+/**
+ * Interface for a property store (used by {@link PropertyManager}).<br>
+ * Due to this abstraction, different kind of property storage can be used, not
+ * only a file.
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public interface PropertyStore {
+	
+	/**
+	 * Set a header comment
+	 *
+	 * @param comment the comment text (can be multi-line)
+	 */
+	void setComment(String comment);
+	
+	
+	/**
+	 * Load properties from the file / store. If the file does not exist or is
+	 * inaccessible, nothing is loaded.
+	 */
+	void load();
+	
+	
+	/**
+	 * Save properties to the file / store.
+	 *
+	 * @throws IOException if the file cannot be created or written.
+	 */
+	void save() throws IOException;
+	
+	
+	/**
+	 * Get a property value
+	 *
+	 * @param key property key
+	 * @return value retrieved from the file, or null if none found.
+	 */
+	String getProperty(String key);
+	
+	
+	/**
+	 * Set a property value
+	 *
+	 * @param key property key
+	 * @param value property value to set
+	 * @param comment property comment. Can be null.
+	 */
+	void setProperty(String key, String value, String comment);
+	
+	
+	/**
+	 * Remove a property from the list.
+	 *
+	 * @param key property key to remove
+	 */
+	void removeProperty(String key);
+	
+	
+	/**
+	 * Clear the property list
+	 */
+	void clear();
+	
+	
+	/**
+	 * Get keys collection (can be used for iterating)
+	 *
+	 * @return keys collection
+	 */
+	public Collection<String> keys();
+}

src/mightypork/utils/config/propmgr/properties/BooleanProperty.java

@@ -0,0 +1,32 @@
+package mightypork.utils.config.propmgr.properties;
+
+
+import mightypork.utils.Convert;
+import mightypork.utils.config.propmgr.Property;
+
+
+/**
+ * Boolean property
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class BooleanProperty extends Property<Boolean> {
+	
+	public BooleanProperty(String key, Boolean defaultValue)
+	{
+		super(key, defaultValue);
+	}
+	
+	
+	public BooleanProperty(String key, Boolean defaultValue, String comment)
+	{
+		super(key, defaultValue, comment);
+	}
+	
+	
+	@Override
+	public void fromString(String string)
+	{
+		setValue(Convert.toBoolean(string, defaultValue));
+	}
+}

src/mightypork/utils/config/propmgr/properties/DoubleProperty.java

@@ -0,0 +1,32 @@
+package mightypork.utils.config.propmgr.properties;
+
+
+import mightypork.utils.Convert;
+import mightypork.utils.config.propmgr.Property;
+
+
+/**
+ * Double property
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class DoubleProperty extends Property<Double> {
+	
+	public DoubleProperty(String key, Double defaultValue)
+	{
+		super(key, defaultValue);
+	}
+	
+	
+	public DoubleProperty(String key, Double defaultValue, String comment)
+	{
+		super(key, defaultValue, comment);
+	}
+	
+	
+	@Override
+	public void fromString(String string)
+	{
+		setValue(Convert.toDouble(string, defaultValue));
+	}
+}

src/mightypork/utils/config/propmgr/properties/IntegerProperty.java

@@ -0,0 +1,32 @@
+package mightypork.utils.config.propmgr.properties;
+
+
+import mightypork.utils.Convert;
+import mightypork.utils.config.propmgr.Property;
+
+
+/**
+ * Integer property
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class IntegerProperty extends Property<Integer> {
+	
+	public IntegerProperty(String key, Integer defaultValue)
+	{
+		super(key, defaultValue);
+	}
+	
+	
+	public IntegerProperty(String key, Integer defaultValue, String comment)
+	{
+		super(key, defaultValue, comment);
+	}
+	
+	
+	@Override
+	public void fromString(String string)
+	{
+		setValue(Convert.toInteger(string, defaultValue));
+	}
+}

src/mightypork/utils/config/propmgr/properties/StringProperty.java

@@ -0,0 +1,32 @@
+package mightypork.utils.config.propmgr.properties;
+
+
+import mightypork.utils.Convert;
+import mightypork.utils.config.propmgr.Property;
+
+
+/**
+ * String property
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class StringProperty extends Property<String> {
+	
+	public StringProperty(String key, String defaultValue)
+	{
+		super(key, defaultValue);
+	}
+	
+	
+	public StringProperty(String key, String defaultValue, String comment)
+	{
+		super(key, defaultValue, comment);
+	}
+	
+	
+	@Override
+	public void fromString(String string)
+	{
+		setValue(Convert.toString(string, defaultValue));
+	}
+}

src/mightypork/utils/config/propmgr/store/PropertyFile.java

@@ -0,0 +1,121 @@
+package mightypork.utils.config.propmgr.store;
+
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.Collection;
+
+import mightypork.utils.config.propmgr.PropertyStore;
+
+
+/**
+ * File based implementation utilizing {@link java.util.Properties}, hacked to
+ * support UTF-8.
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class PropertyFile implements PropertyStore {
+	
+	private String comment;
+	private final File file;
+	private final SortedProperties props;
+	
+	
+	public PropertyFile(File file)
+	{
+		this.file = file;
+		this.comment = null;
+		this.props = new SortedProperties();
+	}
+	
+	
+	public PropertyFile(File file, String comment)
+	{
+		this.file = file;
+		this.comment = comment;
+		this.props = new SortedProperties();
+	}
+	
+	
+	@Override
+	public void setComment(String comment)
+	{
+		this.comment = comment;
+	}
+	
+	
+	@Override
+	public void load()
+	{
+		if (!file.exists()) return;
+		
+		try(FileInputStream in = new FileInputStream(file)) {
+			props.load(in);
+		} catch (final IOException e) {
+			// ignore
+		}
+	}
+	
+	
+	@Override
+	public void save() throws IOException
+	{
+		if (!file.getParentFile().mkdirs()) {
+			if (!file.getParentFile().exists()) {
+				throw new IOException("Cound not create config file.");
+			}
+		}
+		
+		try(FileOutputStream out = new FileOutputStream(file)) {
+			props.store(out, comment);
+		}
+	}
+	
+	
+	@Override
+	public String getProperty(String key)
+	{
+		return props.getProperty(key);
+	}
+	
+	
+	@Override
+	public void setProperty(String key, String value, String comment)
+	{
+		props.setProperty(key, value);
+		props.setKeyComment(key, comment);
+	}
+	
+	
+	@Override
+	public void removeProperty(String key)
+	{
+		props.remove(key);
+	}
+	
+	
+	@Override
+	public void clear()
+	{
+		props.clear();
+	}
+	
+	
+	@SuppressWarnings("unchecked")
+	@Override
+	public Collection<String> keys()
+	{
+		
+//		Set<String> keys = new HashSet<>();
+//		for (Object o : props.keySet()) {
+//			keys.add((String) o);
+//		}
+//		return keys;
+		
+		// we know it is strings.
+		return (Collection<String>) (Collection<?>) props.keySet();
+	}
+	
+}

src/mightypork/utils/config/propmgr/store/SortedProperties.java

@@ -1,4 +1,4 @@
-package mightypork.utils.files.config;
+package mightypork.utils.config.propmgr.store;
 
 
 import java.io.BufferedWriter;
@@ -16,20 +16,13 @@ import java.util.Vector;
 
 /**
  * Properties stored in file, alphabetically sorted.<br>
- * Uses UTF-8 encoding and each property can have it's own comment.
- * 
+ * Uses UTF-8 encoding and each property can have it's own comment.<br>
+ * FIXME The quality of this class is dubious. It would probably be a good idea
+ * to rewrite it without using {@link java.util.Properties} at all.
+ *
  * @author Ondřej Hruška (MightyPork)
  */
-public class SortedProperties extends java.util.Properties {
-	
-	/** Option: put empty line before each comment. */
-	public boolean cfgBlankRowBeforeComment = true;
-	
-	/**
-	 * Option: Separate sections by newline<br>
-	 * Section = string before first dot in key.
-	 */
-	public boolean cfgBlankRowBetweenSections = true;
+class SortedProperties extends java.util.Properties {
 	
 	/** Comments for individual keys */
 	private final Hashtable<String, String> keyComments = new Hashtable<>();
@@ -172,7 +165,7 @@ public class SortedProperties extends java.util.Properties {
 	
 	/**
 	 * Set additional comment to a key
-	 * 
+	 *
 	 * @param key key for comment
 	 * @param comment the comment
 	 */
@@ -205,7 +198,8 @@ public class SortedProperties extends java.util.Properties {
 				key = saveConvert(key, true, escUnicode);
 				val = saveConvert(val, false, escUnicode);
 				
-				if (cfgBlankRowBetweenSections && !lastSectionBeginning.equals(key.split("[.]")[0])) {
+				// separate sections
+				if (!lastSectionBeginning.equals(key.split("[.]")[0])) {
 					if (!firstEntry) {
 						bw.newLine();
 						bw.newLine();
@@ -223,7 +217,8 @@ public class SortedProperties extends java.util.Properties {
 					
 					final String[] cmlines = cm.split("\n");
 					
-					if (!wasNewLine && !firstEntry && cfgBlankRowBeforeComment) {
+					// newline before comments
+					if (!wasNewLine && !firstEntry) {
 						bw.newLine();
 					}
 					
@@ -298,6 +293,7 @@ public class SortedProperties extends java.util.Properties {
 			sb.append(c);
 		}
 		
+		// discard comments
 		final String read = sb.toString().replaceAll("(#|;|//|--)[^\n]*\n", "\n");
 		
 		final String inputString = escapifyStr(read);

src/mightypork/utils/eventbus/BusAccess.java

@@ -1,16 +0,0 @@
-package mightypork.utils.eventbus;
-
-
-/**
- * Access to an {@link EventBus} instance
- * 
- * @author Ondřej Hruška (MightyPork)
- */
-public interface BusAccess {
-	
-	/**
-	 * @return event bus
-	 */
-	EventBus getEventBus();
-	
-}

src/mightypork/utils/eventbus/BusEvent.java

@@ -1,6 +1,7 @@
 package mightypork.utils.eventbus;
 
 
+import mightypork.utils.annotations.Stub;
 import mightypork.utils.eventbus.events.flags.DelayedEvent;
 import mightypork.utils.eventbus.events.flags.DirectEvent;
 import mightypork.utils.eventbus.events.flags.NonConsumableEvent;
@@ -26,82 +27,82 @@ import mightypork.utils.eventbus.events.flags.SingleReceiverEvent;
  * Default sending mode (if not changed by annotations) is <i>queued</i> with
  * zero delay.
  * </p>
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  * @param <HANDLER> handler type
  */
 public abstract class BusEvent<HANDLER> {
-	
+
 	private boolean consumed;
 	private boolean served;
-	
-	
+
+
 	/**
 	 * Ask handler to handle this message.
-	 * 
+	 *
 	 * @param handler handler instance
 	 */
 	protected abstract void handleBy(HANDLER handler);
-	
-	
+
+
 	/**
 	 * Consume the event, so no other clients will receive it.
-	 * 
+	 *
 	 * @throws UnsupportedOperationException if the {@link NonConsumableEvent}
 	 *             annotation is present.
 	 */
 	public final void consume()
 	{
 		if (consumed) throw new IllegalStateException("Already consumed.");
-		
+
 		if (getClass().isAnnotationPresent(NonConsumableEvent.class)) {
 			throw new UnsupportedOperationException("Not consumable.");
 		}
-		
+
 		consumed = true;
 	}
-	
-	
+
+
 	/**
 	 * Deliver to a handler using the handleBy method.
-	 * 
+	 *
 	 * @param handler handler instance
 	 */
 	final void deliverTo(HANDLER handler)
 	{
 		handleBy(handler);
-		
+
 		if (!served) {
 			if (getClass().isAnnotationPresent(SingleReceiverEvent.class)) {
 				consumed = true;
 			}
-			
+
 			served = true;
 		}
 	}
-	
-	
+
+
 	/**
-	 * Check if the event is consumed. Consumed event is not served to other
-	 * clients.
-	 * 
+	 * Check if the event is consumed. When an event is consumed, no other
+	 * clients will receive it.
+	 *
 	 * @return true if consumed
 	 */
 	public final boolean isConsumed()
 	{
 		return consumed;
 	}
-	
-	
+
+
 	/**
 	 * @return true if the event was served to at least 1 client
 	 */
-	final boolean wasServed()
+	public final boolean wasServed()
 	{
 		return served;
 	}
-	
-	
+
+
 	/**
 	 * Clear "served" and "consumed" flags before dispatching.
 	 */
@@ -110,14 +111,16 @@ public abstract class BusEvent<HANDLER> {
 		served = false;
 		consumed = false;
 	}
-	
-	
+
+
 	/**
 	 * Called after all clients have received the event.
-	 * 
+	 *
 	 * @param bus event bus instance
 	 */
+	@Stub
 	public void onDispatchComplete(EventBus bus)
 	{
+		//
 	}
 }

src/mightypork/utils/eventbus/EventBus.java

@@ -10,7 +10,7 @@ import java.util.concurrent.Delayed;
 import java.util.concurrent.TimeUnit;
 
 import mightypork.utils.Reflect;
-import mightypork.utils.Support;
+import mightypork.utils.Str;
 import mightypork.utils.eventbus.clients.DelegatingClient;
 import mightypork.utils.eventbus.events.flags.DelayedEvent;
 import mightypork.utils.eventbus.events.flags.DirectEvent;
@@ -22,10 +22,10 @@ import mightypork.utils.logging.Log;
 /**
  * An event bus, accommodating multiple EventChannels.<br>
  * Channel will be created when an event of type is first encountered.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
-final public class EventBus implements Destroyable, BusAccess {
+final public class EventBus implements Destroyable {
 	
 	/**
 	 * Queued event holder
@@ -158,7 +158,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	
 	/**
 	 * Send based on annotation
-	 * 
+	 *
 	 * @param event event
 	 */
 	public void send(BusEvent<?> event)
@@ -182,7 +182,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	
 	/**
 	 * Add event to a queue
-	 * 
+	 *
 	 * @param event event
 	 */
 	public void sendQueued(BusEvent<?> event)
@@ -195,7 +195,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	
 	/**
 	 * Add event to a queue, scheduled for given time.
-	 * 
+	 *
 	 * @param event event
 	 * @param delay delay before event is dispatched
 	 */
@@ -206,7 +206,7 @@ final public class EventBus implements Destroyable, BusAccess {
 		final DelayQueueEntry dm = new DelayQueueEntry(delay, event);
 		
 		if (shallLog(event)) {
-			Log.f3(logMark + "Qu [" + Support.str(event) + "]" + (delay == 0 ? "" : (", delay: " + delay + "s")));
+			Log.f3(logMark + "Qu [" + Str.val(event) + "]" + (delay == 0 ? "" : (", delay: " + delay + "s")));
 		}
 		
 		sendQueue.add(dm);
@@ -217,14 +217,14 @@ final public class EventBus implements Destroyable, BusAccess {
 	 * Send immediately.<br>
 	 * Should be used for real-time events that require immediate response, such
 	 * as timing events.
-	 * 
+	 *
 	 * @param event event
 	 */
 	public void sendDirect(BusEvent<?> event)
 	{
 		assertLive();
 		
-		if (shallLog(event)) Log.f3(logMark + "Di [" + Support.str(event) + "]");
+		if (shallLog(event)) Log.f3(logMark + "Di [" + Str.val(event) + "]");
 		
 		dispatch(event);
 	}
@@ -234,7 +234,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	{
 		assertLive();
 		
-		if (shallLog(event)) Log.f3(logMark + "Di->sub [" + Support.str(event) + "]");
+		if (shallLog(event)) Log.f3(logMark + "Di->sub [" + Str.val(event) + "]");
 		
 		doDispatch(delegatingClient.getChildClients(), event);
 	}
@@ -243,7 +243,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	/**
 	 * Connect a client to the bus. The client will be connected to all current
 	 * and future channels, until removed from the bus.
-	 * 
+	 *
 	 * @param client the client
 	 */
 	public void subscribe(Object client)
@@ -254,13 +254,13 @@ final public class EventBus implements Destroyable, BusAccess {
 		
 		clients.add(client);
 		
-		if (detailedLogging) Log.f3(logMark + "Client joined: " + Support.str(client));
+		if (detailedLogging) Log.f3(logMark + "Client joined: " + Str.val(client));
 	}
 	
 	
 	/**
 	 * Disconnect a client from the bus.
-	 * 
+	 *
 	 * @param client the client
 	 */
 	public void unsubscribe(Object client)
@@ -269,7 +269,7 @@ final public class EventBus implements Destroyable, BusAccess {
 		
 		clients.remove(client);
 		
-		if (detailedLogging) Log.f3(logMark + "Client left: " + Support.str(client));
+		if (detailedLogging) Log.f3(logMark + "Client left: " + Str.val(client));
 	}
 	
 	
@@ -278,7 +278,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	{
 		try {
 			if (detailedLogging) {
-				Log.f3(logMark + "Setting up channel for new event type: " + Support.str(event.getClass()));
+				Log.f3(logMark + "Setting up channel for new event type: " + Str.val(event.getClass()));
 			}
 			
 			final Class<?> listener = getEventListenerClass(event);
@@ -290,13 +290,13 @@ final public class EventBus implements Destroyable, BusAccess {
 				//channels.flush();
 				
 				if (detailedLogging) {
-					Log.f3(logMark + "Created new channel: " + Support.str(event.getClass()) + " -> " + Support.str(listener));
+					Log.f3(logMark + "Created new channel: " + Str.val(event.getClass()) + " -> " + Str.val(listener));
 				}
 				
 				return true;
 				
 			} else {
-				Log.w(logMark + "Could not create channel for event " + Support.str(event.getClass()));
+				Log.w(logMark + "Could not create channel for event " + Str.val(event.getClass()));
 			}
 			
 		} catch (final Throwable t) {
@@ -309,7 +309,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	
 	/**
 	 * Make sure the bus is not destroyed.
-	 * 
+	 *
 	 * @throws IllegalStateException if the bus is dead.
 	 */
 	private void assertLive() throws IllegalStateException
@@ -322,7 +322,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	 * Send immediately.<br>
 	 * Should be used for real-time events that require immediate response, such
 	 * as timing events.
-	 * 
+	 *
 	 * @param event event
 	 */
 	private synchronized void dispatch(BusEvent<?> event)
@@ -336,7 +336,7 @@ final public class EventBus implements Destroyable, BusAccess {
 	
 	/**
 	 * Send to a set of clients
-	 * 
+	 *
 	 * @param clients clients
 	 * @param event event
 	 */
@@ -362,8 +362,8 @@ final public class EventBus implements Destroyable, BusAccess {
 			break;
 		}
 		
-		if (!accepted) Log.e(logMark + "Not accepted by any channel: " + Support.str(event));
-		if (!event.wasServed() && shallLog(event)) Log.w(logMark + "Not delivered: " + Support.str(event));
+		if (!accepted) Log.e(logMark + "Not accepted by any channel: " + Str.val(event));
+		if (!event.wasServed() && shallLog(event)) Log.w(logMark + "Not delivered: " + Str.val(event));
 	}
 	
 	
@@ -375,11 +375,4 @@ final public class EventBus implements Destroyable, BusAccess {
 		return true;
 	}
 	
-	
-	@Override
-	public EventBus getEventBus()
-	{
-		return this; // just for compatibility use-case
-	}
-	
 }

src/mightypork/utils/eventbus/EventChannel.java

@@ -5,7 +5,7 @@ import java.util.Collection;
 import java.util.HashSet;
 
 import mightypork.utils.Reflect;
-import mightypork.utils.Support;
+import mightypork.utils.Str;
 import mightypork.utils.eventbus.clients.DelegatingClient;
 import mightypork.utils.eventbus.clients.ToggleableClient;
 import mightypork.utils.eventbus.events.flags.NonRejectableEvent;
@@ -14,7 +14,7 @@ import mightypork.utils.logging.Log;
 
 /**
  * Event delivery channel, module of {@link EventBus}
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  * @param <EVENT> event type
  * @param <CLIENT> client (subscriber) type
@@ -27,7 +27,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	
 	/**
 	 * Create a channel
-	 * 
+	 *
 	 * @param eventClass event class
 	 * @param clientClass client class
 	 */
@@ -46,7 +46,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	/**
 	 * Try to broadcast a event.<br>
 	 * If event is of wrong type, <code>false</code> is returned.
-	 * 
+	 *
 	 * @param event a event to be sent
 	 * @param clients collection of clients
 	 */
@@ -60,7 +60,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	
 	/**
 	 * Send the event
-	 * 
+	 *
 	 * @param event sent event
 	 * @param clients subscribing clients
 	 * @param processed clients already processed
@@ -76,7 +76,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 			
 			// avoid executing more times
 			if (processed.contains(client)) {
-				Log.w(EventBus.logMark + "Client already served: " + Support.str(client));
+				Log.w(EventBus.logMark + "Client already served: " + Str.val(client));
 				continue;
 			}
 			processed.add(client);
@@ -110,7 +110,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	
 	/**
 	 * Send an event to a client.
-	 * 
+	 *
 	 * @param client target client
 	 * @param event event to send
 	 */
@@ -125,7 +125,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	
 	/**
 	 * Check if the given event can be broadcasted by this channel
-	 * 
+	 *
 	 * @param event event object
 	 * @return can be broadcasted
 	 */
@@ -137,7 +137,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	
 	/**
 	 * Create an instance for given types
-	 * 
+	 *
 	 * @param eventClass event class
 	 * @param clientClass client class
 	 * @return the broadcaster
@@ -150,7 +150,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	
 	/**
 	 * Check if client is of channel type
-	 * 
+	 *
 	 * @param client client
 	 * @return is of type
 	 */
@@ -162,7 +162,7 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	
 	/**
 	 * Check if the channel is compatible with given
-	 * 
+	 *
 	 * @param client client
 	 * @return is supported
 	 */
@@ -203,6 +203,6 @@ class EventChannel<EVENT extends BusEvent<CLIENT>, CLIENT> {
 	@Override
 	public String toString()
 	{
-		return "{ " + Support.str(eventClass) + " => " + Support.str(clientClass) + " }";
+		return "{ " + Str.val(eventClass) + " => " + Str.val(clientClass) + " }";
 	}
 }

src/mightypork/utils/eventbus/clients/BusNode.java

@@ -5,34 +5,22 @@ import java.util.Collection;
 import java.util.LinkedHashSet;
 import java.util.Set;
 
-import mightypork.utils.eventbus.BusAccess;
 import mightypork.utils.eventbus.EventBus;
 
 
 /**
  * Client that can be attached to the {@link EventBus}, or added as a child
  * client to another {@link DelegatingClient}
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
-public abstract class BusNode implements BusAccess, ClientHub {
-	
-	private final BusAccess busAccess;
+public abstract class BusNode implements ClientHub {
 	
 	private final Set<Object> clients = new LinkedHashSet<>();
 	private boolean listening = true;
 	private boolean delegating = true;
 	
 	
-	/**
-	 * @param busAccess access to bus
-	 */
-	public BusNode(BusAccess busAccess)
-	{
-		this.busAccess = busAccess;
-	}
-	
-	
 	@Override
 	public Collection<Object> getChildClients()
 	{
@@ -56,23 +44,19 @@ public abstract class BusNode implements BusAccess, ClientHub {
 	
 	/**
 	 * Add a child subscriber to the {@link EventBus}.<br>
-	 * 
+	 *
 	 * @param client
 	 */
 	@Override
 	public void addChildClient(Object client)
 	{
-		if (client instanceof RootBusNode) {
-			throw new IllegalArgumentException("Cannot nest RootBusNode.");
-		}
-		
 		clients.add(client);
 	}
 	
 	
 	/**
 	 * Remove a child subscriber
-	 * 
+	 *
 	 * @param client subscriber to remove
 	 */
 	@Override
@@ -86,7 +70,7 @@ public abstract class BusNode implements BusAccess, ClientHub {
 	
 	/**
 	 * Set whether events should be received.
-	 * 
+	 *
 	 * @param listening receive events
 	 */
 	public void setListening(boolean listening)
@@ -97,19 +81,11 @@ public abstract class BusNode implements BusAccess, ClientHub {
 	
 	/**
 	 * Set whether events should be passed on to child nodes
-	 * 
+	 *
 	 * @param delegating
 	 */
 	public void setDelegating(boolean delegating)
 	{
 		this.delegating = delegating;
 	}
-	
-	
-	@Override
-	public EventBus getEventBus()
-	{
-		return busAccess.getEventBus();
-	}
-	
 }

src/mightypork/utils/eventbus/clients/ClientHub.java

@@ -8,7 +8,7 @@ import mightypork.utils.eventbus.EventBus;
 
 /**
  * Common methods for client hubs (ie delegating vlient implementations)
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface ClientHub extends DelegatingClient, ToggleableClient {
@@ -27,7 +27,7 @@ public interface ClientHub extends DelegatingClient, ToggleableClient {
 	
 	/**
 	 * Add a child subscriber to the {@link EventBus}.<br>
-	 * 
+	 *
 	 * @param client
 	 */
 	public void addChildClient(Object client);
@@ -35,7 +35,7 @@ public interface ClientHub extends DelegatingClient, ToggleableClient {
 	
 	/**
 	 * Remove a child subscriber
-	 * 
+	 *
 	 * @param client subscriber to remove
 	 */
 	void removeChildClient(Object client);

src/mightypork/utils/eventbus/clients/ClientList.java

@@ -7,7 +7,7 @@ import java.util.ArrayList;
 /**
  * Array-list with varargs constructor, intended to wrap fre clients for
  * delegating client.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class ClientList extends ArrayList<Object> {
@@ -18,5 +18,4 @@ public class ClientList extends ArrayList<Object> {
 			super.add(c);
 		}
 	}
-	
 }

src/mightypork/utils/eventbus/clients/DelegatingClient.java

@@ -8,7 +8,7 @@ import java.util.Collection;
  * Client containing child clients. According to the contract, if the collection
  * of clients is ordered, the clients will be served in that order. In any case,
  * the {@link DelegatingClient} itself will be served beforehand.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface DelegatingClient {

src/mightypork/utils/eventbus/clients/DelegatingList.java

@@ -8,20 +8,33 @@ import mightypork.utils.interfaces.Enableable;
 
 /**
  * List of clients, that can be used as a delegating client.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
-public class DelegatingList extends ClientList implements DelegatingClient, Enableable {
+public class DelegatingList extends ClientList implements DelegatingClient, Enableable, ToggleableClient {
 	
 	private boolean enabled = true;
 	
 	
+	/**
+	 * Delegating list with initial clients
+	 *
+	 * @param clients initial list members (clients)
+	 */
 	public DelegatingList(Object... clients)
 	{
 		super(clients);
 	}
 	
 	
+	/**
+	 * Empty delegating list.
+	 */
+	public DelegatingList()
+	{
+	}
+	
+	
 	@Override
 	public Collection<?> getChildClients()
 	{
@@ -36,6 +49,13 @@ public class DelegatingList extends ClientList implements DelegatingClient, Enab
 	}
 	
 	
+	@Override
+	public boolean isListening()
+	{
+		return isEnabled();
+	}
+	
+	
 	@Override
 	public void setEnabled(boolean yes)
 	{

src/mightypork/utils/eventbus/clients/RootBusNode.java

@@ -1,45 +0,0 @@
-package mightypork.utils.eventbus.clients;
-
-
-import mightypork.utils.annotations.DefaultImpl;
-import mightypork.utils.eventbus.BusAccess;
-import mightypork.utils.interfaces.Destroyable;
-
-
-/**
- * Bus node that should be directly attached to the bus.
- * 
- * @author Ondřej Hruška (MightyPork)
- */
-public abstract class RootBusNode extends BusNode implements Destroyable {
-	
-	/**
-	 * @param busAccess access to bus
-	 */
-	public RootBusNode(BusAccess busAccess)
-	{
-		super(busAccess);
-		
-		getEventBus().subscribe(this);
-	}
-	
-	
-	@Override
-	public final void destroy()
-	{
-		deinit();
-		
-		getEventBus().unsubscribe(this);
-	}
-	
-	
-	/**
-	 * Deinitialize the subsystem<br>
-	 * (called during destruction)
-	 */
-	@DefaultImpl
-	protected void deinit()
-	{
-	}
-	
-}

src/mightypork/utils/eventbus/clients/ToggleableClient.java

@@ -3,7 +3,7 @@ package mightypork.utils.eventbus.clients;
 
 /**
  * Client that can toggle receiving messages.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface ToggleableClient {

src/mightypork/utils/eventbus/events/DestroyEvent.java

@@ -4,22 +4,24 @@ package mightypork.utils.eventbus.events;
 import mightypork.utils.eventbus.BusEvent;
 import mightypork.utils.eventbus.events.flags.DirectEvent;
 import mightypork.utils.eventbus.events.flags.NonConsumableEvent;
+import mightypork.utils.eventbus.events.flags.NonRejectableEvent;
 import mightypork.utils.interfaces.Destroyable;
 
 
 /**
  * Invoke destroy() method of all subscribers. Used to deinit a system.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @DirectEvent
 @NonConsumableEvent
+@NonRejectableEvent
 public class DestroyEvent extends BusEvent<Destroyable> {
-	
+
 	@Override
 	public void handleBy(Destroyable handler)
 	{
 		handler.destroy();
 	}
-	
+
 }

src/mightypork/utils/eventbus/events/UpdateEvent.java

@@ -10,7 +10,7 @@ import mightypork.utils.interfaces.Updateable;
 
 /**
  * Delta timing update event. Not logged.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @NotLoggedEvent

src/mightypork/utils/eventbus/events/flags/DelayedEvent.java

@@ -11,7 +11,7 @@ import java.lang.annotation.Target;
 
 /**
  * Event that should be queued with given delay (default: 0);
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.RUNTIME)

src/mightypork/utils/eventbus/events/flags/DirectEvent.java

@@ -11,7 +11,7 @@ import java.lang.annotation.Target;
 
 /**
  * Event that should not be queued.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.RUNTIME)

src/mightypork/utils/eventbus/events/flags/NonConsumableEvent.java

@@ -10,7 +10,7 @@ import java.lang.annotation.Target;
 
 /**
  * Event that cannot be consumed
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.RUNTIME)

src/mightypork/utils/eventbus/events/flags/NonRejectableEvent.java

@@ -10,7 +10,7 @@ import java.lang.annotation.Target;
 
 /**
  * Event that is forcibly delivered to all clients (bypass Toggleable etc)
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.RUNTIME)

src/mightypork/utils/eventbus/events/flags/NotLoggedEvent.java

@@ -12,7 +12,7 @@ import java.lang.annotation.Target;
 /**
  * Event that's not worth logging, unless there was an error with it.<br>
  * Useful for common events that would otherwise clutter the log.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.RUNTIME)

src/mightypork/utils/eventbus/events/flags/SingleReceiverEvent.java

@@ -11,7 +11,7 @@ import java.lang.annotation.Target;
 
 /**
  * Handled only by the first client, then discarded.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 @Retention(RetentionPolicy.RUNTIME)

src/mightypork/utils/exceptions/CorruptDataException.java

@@ -6,7 +6,7 @@ import java.io.IOException;
 
 /**
  * Thrown when data could not be read successfully.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class CorruptDataException extends IOException {

src/mightypork/utils/exceptions/IllegalValueException.java

@@ -4,7 +4,7 @@ package mightypork.utils.exceptions;
 /**
  * Thrown when a invalid value is given to a method, or found in a data object /
  * file etc
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class IllegalValueException extends RuntimeException {

src/mightypork/utils/exceptions/KeyAlreadyExistsException.java

@@ -3,7 +3,7 @@ package mightypork.utils.exceptions;
 
 /**
  * Thrown by a map-like class when the key specified is already taken.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class KeyAlreadyExistsException extends RuntimeException {

src/mightypork/utils/files/FileSuffixFilter.java

@@ -7,7 +7,7 @@ import java.io.FileFilter;
 
 /**
  * File filter for certain suffixes
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class FileSuffixFilter implements FileFilter {
@@ -18,7 +18,7 @@ public class FileSuffixFilter implements FileFilter {
 	
 	/**
 	 * Suffix filter
-	 * 
+	 *
 	 * @param suffixes var-args allowed suffixes, case insensitive
 	 */
 	public FileSuffixFilter(String... suffixes)

src/mightypork/utils/files/FileTreeDiff.java

@@ -73,10 +73,10 @@ public class FileTreeDiff {
 			ck2.reset();
 			
 			try(FileInputStream in1 = new FileInputStream(pair.a);
-				FileInputStream in2 = new FileInputStream(pair.b)) {
+					FileInputStream in2 = new FileInputStream(pair.b)) {
 				
 				try(CheckedInputStream cin1 = new CheckedInputStream(in1, ck1);
-					CheckedInputStream cin2 = new CheckedInputStream(in2, ck2)) {
+						CheckedInputStream cin2 = new CheckedInputStream(in2, ck2)) {
 					
 					while (true) {
 						final int read1 = cin1.read(BUFFER);

src/mightypork/utils/files/FileUtil.java

@@ -17,16 +17,17 @@ import java.io.UnsupportedEncodingException;
 import java.util.ArrayList;
 import java.util.List;
 
+import mightypork.utils.Str;
 import mightypork.utils.logging.Log;
-import mightypork.utils.string.StringUtil;
 import mightypork.utils.string.validation.StringFilter;
 
 
-public class FileUtils {
+public class FileUtil {
+	
 	
 	/**
 	 * Copy directory recursively.
-	 * 
+	 *
 	 * @param source source file
 	 * @param target target file
 	 * @throws IOException on error
@@ -39,7 +40,7 @@ public class FileUtils {
 	
 	/**
 	 * Copy directory recursively - advanced variant.
-	 * 
+	 *
 	 * @param source source file
 	 * @param target target file
 	 * @param filter filter accepting only files and dirs to be copied
@@ -73,7 +74,7 @@ public class FileUtils {
 	
 	/**
 	 * List directory recursively
-	 * 
+	 *
 	 * @param source source file
 	 * @param filter filter accepting only files and dirs to be copied (or null)
 	 * @param files list of the found files
@@ -99,7 +100,7 @@ public class FileUtils {
 	
 	/**
 	 * Copy file using streams. Make sure target directory exists!
-	 * 
+	 *
 	 * @param source source file
 	 * @param target target file
 	 * @throws IOException on error
@@ -117,7 +118,7 @@ public class FileUtils {
 	
 	/**
 	 * Copy bytes from input to output stream, leaving out stream open
-	 * 
+	 *
 	 * @param in input stream
 	 * @param out output stream
 	 * @throws IOException on error
@@ -142,7 +143,7 @@ public class FileUtils {
 	
 	/**
 	 * Improved delete
-	 * 
+	 *
 	 * @param path deleted path
 	 * @param recursive recursive delete
 	 * @return success
@@ -166,7 +167,7 @@ public class FileUtils {
 	
 	/**
 	 * Read entire file to a string.
-	 * 
+	 *
 	 * @param file file
 	 * @return file contents
 	 * @throws IOException
@@ -182,19 +183,19 @@ public class FileUtils {
 	
 	/**
 	 * Get files in a folder (create folder if needed)
-	 * 
+	 *
 	 * @param dir folder
 	 * @return list of files
 	 */
 	public static List<File> listDirectory(File dir)
 	{
-		return FileUtils.listDirectory(dir, null);
+		return FileUtil.listDirectory(dir, null);
 	}
 	
 	
 	/**
 	 * Get files in a folder (create folder if needed)
-	 * 
+	 *
 	 * @param dir folder
 	 * @param filter file filter
 	 * @return list of files
@@ -215,7 +216,7 @@ public class FileUtils {
 	
 	/**
 	 * Remove extension.
-	 * 
+	 *
 	 * @param file file
 	 * @return filename without extension
 	 */
@@ -233,13 +234,13 @@ public class FileUtils {
 	
 	public static String getExtension(String file)
 	{
-		return StringUtil.fromLastChar(file, '.');
+		return Str.fromLast(file, '.');
 	}
 	
 	
 	/**
 	 * Remove extension.
-	 * 
+	 *
 	 * @param filename
 	 * @return filename and extension
 	 */
@@ -248,13 +249,13 @@ public class FileUtils {
 		String ext, name;
 		
 		try {
-			ext = StringUtil.fromLastDot(filename);
+			ext = Str.fromLastDot(filename);
 		} catch (final StringIndexOutOfBoundsException e) {
 			ext = "";
 		}
 		
 		try {
-			name = StringUtil.toLastDot(filename);
+			name = Str.toLastDot(filename);
 		} catch (final StringIndexOutOfBoundsException e) {
 			name = "";
 			Log.w("Error extracting extension from file " + filename);
@@ -266,7 +267,7 @@ public class FileUtils {
 	
 	/**
 	 * Read entire input stream to a string, and close it.
-	 * 
+	 *
 	 * @param in input stream
 	 * @return file contents
 	 */
@@ -278,7 +279,7 @@ public class FileUtils {
 	
 	/**
 	 * Read input stream to a string, and close it.
-	 * 
+	 *
 	 * @param in input stream
 	 * @param lines max number of lines (-1 to disable limit)
 	 * @return file contents
@@ -335,16 +336,23 @@ public class FileUtils {
 	
 	public static InputStream getResource(String path)
 	{
-		final InputStream in = FileUtils.class.getResourceAsStream(path);
+		final InputStream in = FileUtil.class.getResourceAsStream(path);
 		
 		if (in != null) return in;
 		
 		try {
 			return new FileInputStream(new File(".", path));
+
 		} catch (final FileNotFoundException e) {
-			// error			
-			Log.w("Could not open resource stream: " + path);
-			return null;
+			
+			try {
+				return new FileInputStream(WorkDir.getFile(path));
+
+			} catch (final FileNotFoundException e2) {
+				Log.w("Could not open resource stream, file not found: " + path);
+				return null;
+			}
+			
 		}
 		
 	}
@@ -352,13 +360,13 @@ public class FileUtils {
 	
 	public static String getResourceAsString(String path)
 	{
-		return streamToString(FileUtils.class.getResourceAsStream(path));
+		return streamToString(getResource(path));
 	}
 	
 	
 	/**
 	 * Save string to file
-	 * 
+	 *
 	 * @param file file
 	 * @param text string
 	 * @throws IOException on error
@@ -394,29 +402,29 @@ public class FileUtils {
 	
 	public static String getBasename(String name)
 	{
-		return StringUtil.toLastChar(StringUtil.fromLastChar(name, '/'), '.');
+		return Str.toLast(Str.fromLast(name, '/'), '.');
 	}
 	
 	
 	public static String getFilename(String name)
 	{
-		return StringUtil.fromLastChar(name, '/');
+		return Str.fromLast(name, '/');
 	}
 	
 	
 	/**
 	 * Copy resource to file
-	 * 
+	 *
 	 * @param resname resource name
 	 * @param file out file
 	 * @throws IOException
 	 */
 	public static void resourceToFile(String resname, File file) throws IOException
 	{
-		try(InputStream in = FileUtils.getResource(resname);
+		try(InputStream in = FileUtil.getResource(resname);
 			OutputStream out = new FileOutputStream(file)) {
 			
-			FileUtils.copyStream(in, out);
+			FileUtil.copyStream(in, out);
 		}
 		
 	}
@@ -424,14 +432,14 @@ public class FileUtils {
 	
 	/**
 	 * Get resource as string, safely closing streams.
-	 * 
+	 *
 	 * @param resname resource name
 	 * @return resource as string, empty string on failure
 	 * @throws IOException on fail
 	 */
 	public static String resourceToString(String resname) throws IOException
 	{
-		try(InputStream in = FileUtils.getResource(resname)) {
+		try(InputStream in = FileUtil.getResource(resname)) {
 			return streamToString(in);
 		}
 	}

src/mightypork/utils/files/InstanceLock.java

@@ -9,7 +9,7 @@ import java.nio.channels.FileLock;
 
 /**
  * Instance lock (avoid running twice)
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class InstanceLock {

src/mightypork/utils/files/WorkDir.java

@@ -0,0 +1,96 @@
+package mightypork.utils.files;
+
+
+import java.io.File;
+import java.util.HashMap;
+import java.util.Map;
+
+import mightypork.utils.logging.Log;
+
+
+/**
+ * Working directory helper.
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public class WorkDir {
+
+	private static File baseDir = new File(".");
+	private static Map<String, String> namedPaths = new HashMap<>();
+	
+	
+	/**
+	 * Initialize the workdir for the given root path
+	 *
+	 * @param workdir workdir root path
+	 */
+	public static void setBaseDir(File workdir)
+	{
+		WorkDir.baseDir = workdir;
+	}
+
+
+	/**
+	 * Add a path alias (dir or file), relative to the workdir.
+	 *
+	 * @param alias path alias
+	 * @param path path relative to workdir
+	 */
+	public static void addPath(String alias, String path)
+	{
+		namedPaths.put(alias, path);
+	}
+
+
+	/**
+	 * Get workdir folder, create if not exists.
+	 *
+	 * @param path dir path relative to workdir
+	 * @return dir file
+	 */
+	public static File getDir(String path)
+	{
+		if (namedPaths.containsKey(path)) path = namedPaths.get(path);
+
+		final File f = new File(baseDir, path);
+		if (!f.exists()) {
+			if (!f.mkdirs()) {
+				Log.w("Could not create a directory: " + f + " (path: " + path + ")");
+			}
+		}
+
+		return f;
+	}
+
+
+	/**
+	 * Get workdir file, create parent if not exists.
+	 *
+	 * @param path dir path relative to workdir
+	 * @return dir file
+	 */
+	public static File getFile(String path)
+	{
+		if (namedPaths.containsKey(path)) path = namedPaths.get(path);
+
+		final File f = new File(baseDir, path);
+
+		// create the parent dir
+		if (!f.getParent().equals(baseDir)) {
+			f.getParentFile().mkdirs();
+		}
+
+		return f;
+
+	}
+
+
+	/**
+	 * @return the workdir File
+	 */
+	public static File getBaseDir()
+	{
+		return baseDir;
+	}
+
+}

src/mightypork/utils/files/config/Property.java

@@ -1,71 +0,0 @@
-package mightypork.utils.files.config;
-
-
-import mightypork.utils.Convert;
-
-
-public abstract class Property<T extends Object> {
-	
-	private final String comment;
-	private final String key;
-	
-	private T value;
-	private final T defaultValue;
-	
-	
-	public Property(String key, T defaultValue, String comment)
-	{
-		super();
-		this.comment = comment;
-		this.key = key;
-		this.value = defaultValue;
-		this.defaultValue = defaultValue;
-	}
-	
-	
-	public final void parse(String string)
-	{
-		setValue(decode(string, defaultValue));
-	}
-	
-	
-	public abstract T decode(String string, T defval);
-	
-	
-	public String encode(T value)
-	{
-		return Convert.toString(value, Convert.toString(defaultValue));
-	}
-	
-	
-	@Override
-	public final String toString()
-	{
-		return encode(value);
-	}
-	
-	
-	public T getValue()
-	{
-		return value;
-	}
-	
-	
-	@SuppressWarnings("unchecked")
-	public void setValue(Object value)
-	{
-		this.value = (T) value;
-	}
-	
-	
-	public String getComment()
-	{
-		return comment;
-	}
-	
-	
-	public String getKey()
-	{
-		return key;
-	}
-}

src/mightypork/utils/files/config/PropertyManager.java

@@ -1,377 +0,0 @@
-package mightypork.utils.files.config;
-
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Map.Entry;
-import java.util.TreeMap;
-
-import mightypork.utils.Convert;
-import mightypork.utils.logging.Log;
-
-
-/**
- * Property manager with advanced formatting and value checking.
- * 
- * @author Ondřej Hruška (MightyPork)
- */
-public class PropertyManager {
-	
-	private class BooleanProperty extends Property<Boolean> {
-		
-		public BooleanProperty(String key, Boolean defaultValue, String comment)
-		{
-			super(key, defaultValue, comment);
-		}
-		
-		
-		@Override
-		public Boolean decode(String string, Boolean defval)
-		{
-			return Convert.toBoolean(string, defval);
-		}
-	}
-	
-	private class IntegerProperty extends Property<Integer> {
-		
-		public IntegerProperty(String key, Integer defaultValue, String comment)
-		{
-			super(key, defaultValue, comment);
-		}
-		
-		
-		@Override
-		public Integer decode(String string, Integer defval)
-		{
-			return Convert.toInteger(string, defval);
-		}
-	}
-	
-	private class DoubleProperty extends Property<Double> {
-		
-		public DoubleProperty(String key, Double defaultValue, String comment)
-		{
-			super(key, defaultValue, comment);
-		}
-		
-		
-		@Override
-		public Double decode(String string, Double defval)
-		{
-			return Convert.toDouble(string, defval);
-		}
-	}
-	
-	private class StringProperty extends Property<String> {
-		
-		public StringProperty(String key, String defaultValue, String comment)
-		{
-			super(key, defaultValue, comment);
-		}
-		
-		
-		@Override
-		public String decode(String string, String defval)
-		{
-			return Convert.toString(string, defval);
-		}
-	}
-	
-	/** put newline before entry comments */
-	private boolean cfgNewlineBeforeComments = true;
-	
-	/** Put newline between sections. */
-	private boolean cfgSeparateSections = true;
-	
-	private final File file;
-	private String fileComment = "";
-	
-	private final TreeMap<String, Property<?>> entries;
-	private final TreeMap<String, String> renameTable;
-	private SortedProperties props = new SortedProperties();
-	
-	
-	/**
-	 * Create property manager from file path and an initial comment.
-	 * 
-	 * @param file file with the props
-	 * @param comment the initial comment. Use \n in it if you want.
-	 */
-	public PropertyManager(File file, String comment)
-	{
-		this.file = file;
-		this.entries = new TreeMap<>();
-		this.renameTable = new TreeMap<>();
-		this.fileComment = comment;
-	}
-	
-	
-	/**
-	 * Load, fix and write to file.
-	 */
-	public void load()
-	{
-		if (!file.getParentFile().mkdirs()) {
-			if (!file.getParentFile().exists()) {
-				throw new RuntimeException("Cound not create config file.");
-			}
-		}
-		
-		try(FileInputStream fis = new FileInputStream(file)) {
-			props.load(fis);
-		} catch (final IOException e) {
-			props = new SortedProperties();
-		}
-		
-		props.cfgBlankRowBetweenSections = cfgSeparateSections;
-		props.cfgBlankRowBeforeComment = cfgNewlineBeforeComments;
-		
-		// rename keys
-		for (final Entry<String, String> entry : renameTable.entrySet()) {
-			
-			final String pr = props.getProperty(entry.getKey());
-			
-			if (pr == null) continue;
-			
-			props.remove(entry.getKey());
-			props.setProperty(entry.getValue(), pr);
-		}
-		
-		for (final Property<?> entry : entries.values()) {
-			entry.parse(props.getProperty(entry.getKey()));
-		}
-		
-		renameTable.clear();
-	}
-	
-	
-	public void save()
-	{
-		try {
-			final ArrayList<String> keyList = new ArrayList<>();
-			
-			// validate entries one by one, replace with default when needed
-			for (final Property<?> entry : entries.values()) {
-				keyList.add(entry.getKey());
-				
-				if (entry.getComment() != null) {
-					props.setKeyComment(entry.getKey(), entry.getComment());
-				}
-				
-				props.setProperty(entry.getKey(), entry.toString());
-			}
-			
-			// removed unused props
-			for (final String propname : props.keySet().toArray(new String[props.size()])) {
-				if (!keyList.contains(propname)) {
-					props.remove(propname);
-				}
-			}
-			
-			try(FileOutputStream fos = new FileOutputStream(file)) {
-				
-				props.store(fos, fileComment);
-			}
-		} catch (final IOException ioe) {
-			ioe.printStackTrace();
-		}
-	}
-	
-	
-	/**
-	 * @param newlineBeforeComments put newline before comments
-	 */
-	public void cfgNewlineBeforeComments(boolean newlineBeforeComments)
-	{
-		this.cfgNewlineBeforeComments = newlineBeforeComments;
-	}
-	
-	
-	/**
-	 * @param separateSections do separate sections by newline
-	 */
-	public void cfgSeparateSections(boolean separateSections)
-	{
-		this.cfgSeparateSections = separateSections;
-	}
-	
-	
-	/**
-	 * Get a property entry (rarely used)
-	 * 
-	 * @param k key
-	 * @return the entry
-	 */
-	public Property<?> getProperty(String k)
-	{
-		try {
-			return entries.get(k);
-		} catch (final Exception e) {
-			Log.w(e);
-			return null;
-		}
-	}
-	
-	
-	/**
-	 * Get boolean property
-	 * 
-	 * @param k key
-	 * @return the boolean found, or false
-	 */
-	public Boolean getBoolean(String k)
-	{
-		return Convert.toBoolean(getProperty(k).getValue());
-	}
-	
-	
-	/**
-	 * Get numeric property
-	 * 
-	 * @param k key
-	 * @return the int found, or null
-	 */
-	public Integer getInteger(String k)
-	{
-		return Convert.toInteger(getProperty(k).getValue());
-	}
-	
-	
-	/**
-	 * Get numeric property as double
-	 * 
-	 * @param k key
-	 * @return the double found, or null
-	 */
-	public Double getDouble(String k)
-	{
-		return Convert.toDouble(getProperty(k).getValue());
-	}
-	
-	
-	/**
-	 * Get string property
-	 * 
-	 * @param k key
-	 * @return the string found, or null
-	 */
-	public String getString(String k)
-	{
-		return Convert.toString(getProperty(k).getValue());
-	}
-	
-	
-	/**
-	 * Get arbitrary property. Make sure it's of the right type!
-	 * 
-	 * @param k key
-	 * @return the prioperty found
-	 */
-	@SuppressWarnings("unchecked")
-	public <T> T getValue(String k)
-	{
-		try {
-			return ((Property<T>) getProperty(k)).getValue();
-		} catch (final ClassCastException e) {
-			return null;
-		}
-	}
-	
-	
-	/**
-	 * Add a boolean property
-	 * 
-	 * @param k key
-	 * @param d default value
-	 * @param comment the in-file comment
-	 */
-	public void putBoolean(String k, boolean d, String comment)
-	{
-		putProperty(new BooleanProperty(k, d, comment));
-	}
-	
-	
-	/**
-	 * Add a numeric property (double)
-	 * 
-	 * @param k key
-	 * @param d default value
-	 * @param comment the in-file comment
-	 */
-	public void putDouble(String k, double d, String comment)
-	{
-		putProperty(new DoubleProperty(k, d, comment));
-	}
-	
-	
-	/**
-	 * Add a numeric property
-	 * 
-	 * @param k key
-	 * @param d default value
-	 * @param comment the in-file comment
-	 */
-	public void putInteger(String k, int d, String comment)
-	{
-		putProperty(new IntegerProperty(k, d, comment));
-	}
-	
-	
-	/**
-	 * Add a string property
-	 * 
-	 * @param k key
-	 * @param d default value
-	 * @param comment the in-file comment
-	 */
-	public void putString(String k, String d, String comment)
-	{
-		putProperty(new StringProperty(k, d, comment));
-	}
-	
-	
-	/**
-	 * Add a range property
-	 * 
-	 * @param prop property to put
-	 */
-	public <T> void putProperty(Property<T> prop)
-	{
-		entries.put(prop.getKey(), prop);
-	}
-	
-	
-	/**
-	 * Rename key before loading; value is preserved
-	 * 
-	 * @param oldKey old key
-	 * @param newKey new key
-	 */
-	public void renameKey(String oldKey, String newKey)
-	{
-		renameTable.put(oldKey, newKey);
-		return;
-	}
-	
-	
-	/**
-	 * Set value saved to certain key.
-	 * 
-	 * @param key key
-	 * @param value the saved value
-	 */
-	public void setValue(String key, Object value)
-	{
-		getProperty(key).setValue(value);
-	}
-	
-	
-	public void setFileComment(String fileComment)
-	{
-		this.fileComment = fileComment;
-	}
-	
-}

src/mightypork/utils/files/zip/ZipBuilder.java

@@ -10,13 +10,13 @@ import java.util.HashSet;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
 
-import mightypork.utils.files.FileUtils;
+import mightypork.utils.files.FileUtil;
 import mightypork.utils.logging.Log;
 
 
 /**
  * Class for building a zip file
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class ZipBuilder {
@@ -41,7 +41,7 @@ public class ZipBuilder {
 	
 	/**
 	 * Add stream to a path
-	 * 
+	 *
 	 * @param path path
 	 * @param in stream
 	 * @throws IOException
@@ -57,13 +57,13 @@ public class ZipBuilder {
 		
 		out.putNextEntry(new ZipEntry(path));
 		
-		FileUtils.copyStream(in, out);
+		FileUtil.copyStream(in, out);
 	}
 	
 	
 	/**
 	 * Add string as a file
-	 * 
+	 *
 	 * @param path path
 	 * @param text text to write
 	 * @throws IOException
@@ -76,15 +76,15 @@ public class ZipBuilder {
 		
 		out.putNextEntry(new ZipEntry(path));
 		
-		try(InputStream in = FileUtils.stringToStream(text)) {
-			FileUtils.copyStream(in, out);
+		try(InputStream in = FileUtil.stringToStream(text)) {
+			FileUtil.copyStream(in, out);
 		}
 	}
 	
 	
 	/**
 	 * Add resource obtained via FileUtils.getResource()
-	 * 
+	 *
 	 * @param path path
 	 * @param resPath resource path
 	 * @throws IOException
@@ -97,15 +97,15 @@ public class ZipBuilder {
 		
 		out.putNextEntry(new ZipEntry(path));
 		
-		try(InputStream in = FileUtils.getResource(resPath)) {
-			FileUtils.copyStream(in, out);
+		try(InputStream in = FileUtil.getResource(resPath)) {
+			FileUtil.copyStream(in, out);
 		}
 	}
 	
 	
 	/**
 	 * Normalize path
-	 * 
+	 *
 	 * @param path original path
 	 * @return normalized path
 	 */
@@ -121,7 +121,7 @@ public class ZipBuilder {
 	
 	/**
 	 * Close the zip stream
-	 * 
+	 *
 	 * @throws IOException
 	 */
 	public void close() throws IOException

src/mightypork/utils/files/zip/ZipUtils.java

@@ -13,14 +13,14 @@ import java.util.List;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipFile;
 
-import mightypork.utils.files.FileUtils;
+import mightypork.utils.files.FileUtil;
 import mightypork.utils.logging.Log;
 import mightypork.utils.string.validation.StringFilter;
 
 
 /**
  * Utilities for manipulating zip files
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class ZipUtils {
@@ -30,7 +30,7 @@ public class ZipUtils {
 	
 	/**
 	 * Extract zip file to target directory
-	 * 
+	 *
 	 * @param file zip file
 	 * @param outputDir target directory
 	 * @param filter string filter (will be used to test entry names (paths))
@@ -47,7 +47,7 @@ public class ZipUtils {
 	
 	/**
 	 * Extract zip file to target directory
-	 * 
+	 *
 	 * @param zip open zip file
 	 * @param outputDir target directory
 	 * @param filter string filter (will be used to test entry names (paths))
@@ -88,7 +88,7 @@ public class ZipUtils {
 	
 	/**
 	 * Read zip entries and add their paths to a list
-	 * 
+	 *
 	 * @param zipFile open zip file
 	 * @return list of entry names
 	 * @throws IOException on error
@@ -103,7 +103,7 @@ public class ZipUtils {
 	
 	/**
 	 * Read zip entries and add their paths to a list
-	 * 
+	 *
 	 * @param zip open zip file
 	 * @return list of entry names
 	 * @throws IOException on error
@@ -129,7 +129,7 @@ public class ZipUtils {
 	
 	/**
 	 * Extract one zip entry to target file
-	 * 
+	 *
 	 * @param zip open zip file
 	 * @param entry entry from the zip file
 	 * @param destFile destination file ((NOT directory!)
@@ -140,18 +140,18 @@ public class ZipUtils {
 		if (!destFile.getParentFile().mkdirs()) throw new IOException("Could not create output directory.");
 		
 		try(InputStream in = zip.getInputStream(entry);
-			BufferedInputStream is = new BufferedInputStream(in);
-			FileOutputStream fos = new FileOutputStream(destFile);
-			BufferedOutputStream dest = new BufferedOutputStream(fos, BUFFER_SIZE)) {
+				BufferedInputStream is = new BufferedInputStream(in);
+				FileOutputStream fos = new FileOutputStream(destFile);
+				BufferedOutputStream dest = new BufferedOutputStream(fos, BUFFER_SIZE)) {
 			
-			FileUtils.copyStream(is, dest);
+			FileUtil.copyStream(is, dest);
 		}
 	}
 	
 	
 	/**
 	 * Load zip entry to String
-	 * 
+	 *
 	 * @param zip open zip file
 	 * @param entry entry from the zip file
 	 * @return loaded string
@@ -162,7 +162,7 @@ public class ZipUtils {
 		BufferedInputStream is = null;
 		try {
 			is = new BufferedInputStream(zip.getInputStream(entry));
-			final String s = FileUtils.streamToString(is);
+			final String s = FileUtil.streamToString(is);
 			return s;
 		} finally {
 			try {

src/mightypork/utils/interfaces/Destroyable.java

@@ -3,7 +3,7 @@ package mightypork.utils.interfaces;
 
 /**
  * Object that can be destroyed (free resources etc)
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface Destroyable {

src/mightypork/utils/interfaces/Enableable.java

@@ -5,14 +5,14 @@ package mightypork.utils.interfaces;
  * Can be enabled or disabled.<br>
  * Implementations should take appropriate action (ie. stop listening to events,
  * updating etc.)
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface Enableable {
 	
 	/**
 	 * Change enabled state
-	 * 
+	 *
 	 * @param yes enabled
 	 */
 	public void setEnabled(boolean yes);

src/mightypork/utils/interfaces/Hideable.java

@@ -0,0 +1,15 @@
+package mightypork.utils.interfaces;
+
+
+/**
+ * Element that can be hidden or visible
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public interface Hideable {
+	
+	void setVisible(boolean yes);
+	
+	
+	boolean isVisible();
+}

src/mightypork/utils/interfaces/Pauseable.java

@@ -3,7 +3,7 @@ package mightypork.utils.interfaces;
 
 /**
  * Can be paused & resumed
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface Pauseable {

src/mightypork/utils/interfaces/Pollable.java

@@ -3,7 +3,7 @@ package mightypork.utils.interfaces;
 
 /**
  * Can be asked to update it's state
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface Pollable {

src/mightypork/utils/interfaces/Updateable.java

@@ -3,14 +3,14 @@ package mightypork.utils.interfaces;
 
 /**
  * Uses delta timing
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface Updateable {
 	
 	/**
 	 * Update item state based on elapsed time
-	 * 
+	 *
 	 * @param delta time elapsed since last update, in seconds
 	 */
 	public void update(double delta);

src/mightypork/utils/ion/Ion.java

@@ -13,12 +13,12 @@ import java.util.List;
 import java.util.Map;
 
 import mightypork.utils.Reflect;
-import mightypork.utils.Support;
+import mightypork.utils.Str;
 
 
 /**
  * Universal data storage system (main API class)
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Ion {
@@ -85,7 +85,6 @@ public class Ion {
 	/** Array of arbitrary objects */
 	public static final int OBJECT_ARRAY = 26;
 	
-	
 	/** Ionizables<Mark, Class> */
 	private static Map<Integer, Class<?>> markToClass = new HashMap<>();
 	private static Map<Class<?>, Integer> classToMark = new HashMap<>();
@@ -109,7 +108,7 @@ public class Ion {
 	
 	/**
 	 * Register a type for writing/loading.
-	 * 
+	 *
 	 * @param mark binary ION mark
 	 * @param objClass class of the registered object
 	 */
@@ -117,7 +116,7 @@ public class Ion {
 	{
 		if (!IonBinary.class.isAssignableFrom(objClass)) {
 			if (!IonBundled.class.isAssignableFrom(objClass)) {
-				throw new IllegalArgumentException("Cannot register directly: " + Support.str(objClass));
+				throw new IllegalArgumentException("Cannot register directly: " + Str.val(objClass));
 			}
 		}
 		
@@ -129,14 +128,14 @@ public class Ion {
 	
 	/**
 	 * Try to register a type using a static final ION_MARK int field.
-	 * 
+	 *
 	 * @param objClass type class
 	 */
 	public static void register(Class<?> objClass)
 	{
 		if (!IonBinary.class.isAssignableFrom(objClass)) {
 			if (!IonBundled.class.isAssignableFrom(objClass)) {
-				throw new IllegalArgumentException("Cannot register directly: " + Support.str(objClass));
+				throw new IllegalArgumentException("Cannot register directly: " + Str.val(objClass));
 			}
 		}
 		
@@ -162,14 +161,14 @@ public class Ion {
 			registerUsingMark(mark, objClass);
 			
 		} catch (final Exception e) {
-			throw new RuntimeException("Could not register " + Support.str(objClass) + " using an ION_MARK field.", e);
+			throw new RuntimeException("Could not register " + Str.val(objClass) + " using an ION_MARK field.", e);
 		}
 	}
 	
 	
 	/**
 	 * Register new binary ionizer.
-	 * 
+	 *
 	 * @param mark binary ION mark
 	 * @param ionizer ionizer
 	 */
@@ -185,7 +184,7 @@ public class Ion {
 	
 	/**
 	 * Register new bundled ionizer.
-	 * 
+	 *
 	 * @param mark binary ION mark
 	 * @param ionizer ionizer
 	 */
@@ -224,7 +223,7 @@ public class Ion {
 		}
 		
 		if (classToMark.containsKey(objClass)) {
-			throw new IllegalArgumentException(Support.str(objClass) + " is already registered.");
+			throw new IllegalArgumentException(Str.val(objClass) + " is already registered.");
 		}
 	}
 	
@@ -298,7 +297,7 @@ public class Ion {
 	
 	/**
 	 * Get ion input
-	 * 
+	 *
 	 * @param path file path to read
 	 * @return input
 	 * @throws IOException
@@ -311,7 +310,7 @@ public class Ion {
 	
 	/**
 	 * Get ion input
-	 * 
+	 *
 	 * @param file file to read
 	 * @return input
 	 * @throws IOException
@@ -325,7 +324,7 @@ public class Ion {
 	
 	/**
 	 * Get ion output
-	 * 
+	 *
 	 * @param path file path to write
 	 * @return output
 	 * @throws IOException
@@ -338,7 +337,7 @@ public class Ion {
 	
 	/**
 	 * Get ion output
-	 * 
+	 *
 	 * @param file file to write
 	 * @return output
 	 * @throws IOException
@@ -364,7 +363,7 @@ public class Ion {
 	/**
 	 * Try to unwrap an object from bundle. The object class must have implicit
 	 * accessible constructor.
-	 * 
+	 *
 	 * @param bundle unwrapped bundle
 	 * @param objClass class of desired object
 	 * @return the object unwrapped
@@ -377,7 +376,7 @@ public class Ion {
 			inst.load(bundle);
 			return inst;
 		} catch (InstantiationException | IllegalAccessException e) {
-			throw new IOException("Could not instantiate " + Support.str(objClass) + ".");
+			throw new IOException("Could not instantiate " + Str.val(objClass) + ".");
 		}
 	}
 	
@@ -477,13 +476,13 @@ public class Ion {
 	
 	/**
 	 * Make sure object is registered in the table.
-	 * 
+	 *
 	 * @throws IOException if not registered or class mismatch
 	 */
 	static void assertRegistered(Object obj)
 	{
 		if (!isRegistered(obj)) {
-			throw new RuntimeException("Type not registered: " + Support.str(obj.getClass()));
+			throw new RuntimeException("Type not registered: " + Str.val(obj.getClass()));
 		}
 	}
 	
@@ -496,8 +495,7 @@ public class Ion {
 	{
 		final List<Integer> toRemove = new ArrayList<>();
 		
-		
-		// remove direct		
+		// remove direct
 		for (final Integer mark : markToClass.keySet()) {
 			if (!isMarkReserved(mark)) {
 				toRemove.add(mark);

src/mightypork/utils/ion/IonBinary.java

@@ -7,14 +7,14 @@ import java.io.IOException;
 /**
  * Binary ion object. If a class implements both binary and bundled, then binary
  * will be preferred by both IonInput and IonOutput.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface IonBinary {
 	
 	/**
 	 * Load data from the input stream.
-	 * 
+	 *
 	 * @param in input stream
 	 * @throws IOException
 	 */
@@ -24,7 +24,7 @@ public interface IonBinary {
 	/**
 	 * Store data to output stream (in such way that the load method will later
 	 * be able to read it).
-	 * 
+	 *
 	 * @param out Output stream
 	 * @throws IOException
 	 */

src/mightypork/utils/ion/IonBundled.java

@@ -4,14 +4,14 @@ package mightypork.utils.ion;
 /**
  * Bundled ion object. If a class implements both binary and bundled, then
  * binary will be preferred by both IonInput and IonOutput.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface IonBundled {
 	
 	/**
 	 * Load this object from the data bundle
-	 * 
+	 *
 	 * @param in bundle to load from
 	 */
 	void load(IonDataBundle in);
@@ -19,7 +19,7 @@ public interface IonBundled {
 	
 	/**
 	 * Save this object to the data bundle
-	 * 
+	 *
 	 * @param out bundle to save into
 	 */
 	void save(IonDataBundle out);

src/mightypork/utils/ion/IonDataBundle.java

@@ -12,7 +12,7 @@ import java.util.Map;
 /**
  * Ion data bundle - simplified Map with facilities for storing maps and
  * sequences.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class IonDataBundle implements IonBinary {
@@ -22,7 +22,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Clear & fill a provided bundle with elements from a bundle value
-	 * 
+	 *
 	 * @param key key
 	 * @param filled bundle to fill
 	 */
@@ -39,7 +39,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Check if a key is used in the bundle
-	 * 
+	 *
 	 * @param key key to check
 	 * @return true if this key is used in the bundle
 	 */
@@ -51,7 +51,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Check if a value is contained in the bundle
-	 * 
+	 *
 	 * @param value value to check
 	 * @return true if this value is contained in the bundle
 	 */
@@ -63,7 +63,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Get a map value
-	 * 
+	 *
 	 * @param key key
 	 * @return a new Map with elements from that value
 	 */
@@ -75,7 +75,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Clear & fill the provided map with elements from a map value
-	 * 
+	 *
 	 * @param key key
 	 * @param filled Map to fill
 	 */
@@ -91,7 +91,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Get a sequence value
-	 * 
+	 *
 	 * @param key key
 	 * @return a new Collection with elements from that value
 	 */
@@ -103,7 +103,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Clear & fill the provided Collection with elements from a sequence value
-	 * 
+	 *
 	 * @param key key
 	 * @param filled Collection to fill
 	 * @return the filled collection
@@ -122,7 +122,7 @@ public class IonDataBundle implements IonBinary {
 	/**
 	 * Load a bundled object from a bundle value.<br>
 	 * The object does not have to be registered.
-	 * 
+	 *
 	 * @param key key
 	 * @param loaded loaded object
 	 * @return the loaded object
@@ -141,7 +141,7 @@ public class IonDataBundle implements IonBinary {
 	/**
 	 * Save a bundled object to a bundle value.<br>
 	 * The object does not have to be registered.
-	 * 
+	 *
 	 * @param key key
 	 * @param saved saved object
 	 */
@@ -155,7 +155,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Get value, or fallback (if none found of with bad type).
-	 * 
+	 *
 	 * @param key
 	 * @param fallback value
 	 * @return value
@@ -174,7 +174,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Get value, or null (if none found of with bad type).
-	 * 
+	 *
 	 * @param key
 	 * @return value
 	 */
@@ -302,7 +302,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Put a sequence to the bundle.
-	 * 
+	 *
 	 * @param key key
 	 * @param c value (Collection)
 	 */
@@ -315,7 +315,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Put a map to the bundle.
-	 * 
+	 *
 	 * @param key key
 	 * @param m value (Map)
 	 */
@@ -342,7 +342,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Get number of elements in the bundle
-	 * 
+	 *
 	 * @return size
 	 */
 	public int size()
@@ -353,7 +353,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Check whether the bundle is empty
-	 * 
+	 *
 	 * @return true if empty
 	 */
 	public boolean isEmpty()
@@ -373,7 +373,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Remove a value by key
-	 * 
+	 *
 	 * @param key key to remove
 	 * @return the removed object
 	 */
@@ -385,7 +385,7 @@ public class IonDataBundle implements IonBinary {
 	
 	/**
 	 * Put all from another bundle
-	 * 
+	 *
 	 * @param anotherBundle another bundle
 	 */
 	public void putAll(IonDataBundle anotherBundle)

src/mightypork/utils/ion/IonInput.java

@@ -19,7 +19,7 @@ import mightypork.utils.exceptions.CorruptDataException;
 
 /**
  * Ion input stream
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class IonInput implements Closeable {
@@ -45,7 +45,7 @@ public class IonInput implements Closeable {
 	/**
 	 * Read int 0-255. Suitable when the int was written using
 	 * <code>writeIntByte()</code> method.
-	 * 
+	 *
 	 * @return int
 	 * @throws IOException
 	 */
@@ -58,7 +58,7 @@ public class IonInput implements Closeable {
 	/**
 	 * Read an int 0-65535. Suitable when the int was written using
 	 * <code>writeIntShort()</code> method.
-	 * 
+	 *
 	 * @return int
 	 * @throws IOException
 	 */
@@ -273,7 +273,7 @@ public class IonInput implements Closeable {
 	 * If, however, an object of invalid or different type is found, an
 	 * exception will be thrown.
 	 * </p>
-	 * 
+	 *
 	 * @param def default value.
 	 * @return the loaded object
 	 * @throws CorruptDataException
@@ -292,7 +292,7 @@ public class IonInput implements Closeable {
 	
 	/**
 	 * Read single object, preceded by a mark.
-	 * 
+	 *
 	 * @return the loaded object
 	 * @throws IOException
 	 */
@@ -300,7 +300,6 @@ public class IonInput implements Closeable {
 	{
 		final int mark = readMark();
 		
-		
 		try {
 			
 			if (Ion.isMarkForBinary(mark)) {
@@ -308,7 +307,6 @@ public class IonInput implements Closeable {
 				
 				loaded = (IonBinary) Ion.getClassForMark(mark).newInstance();
 				
-				
 				loaded.load(this);
 				return loaded;
 			}
@@ -413,7 +411,7 @@ public class IonInput implements Closeable {
 	/**
 	 * Reads mark and returns true if the mark is ENTRY, false if the mark is
 	 * END. Throws an exception otherwise.
-	 * 
+	 *
 	 * @return mark was ENTRY
 	 * @throws IOException when the mark is neither ENTRY or END.
 	 */
@@ -429,7 +427,7 @@ public class IonInput implements Closeable {
 	
 	/**
 	 * Read a sequence of elements into an ArrayList
-	 * 
+	 *
 	 * @return the collection
 	 * @throws IOException
 	 */
@@ -441,7 +439,7 @@ public class IonInput implements Closeable {
 	
 	/**
 	 * Load entries into a collection. The collection is cleaned first.
-	 * 
+	 *
 	 * @param filled collection to populate
 	 * @return the collection
 	 * @throws IOException
@@ -463,7 +461,7 @@ public class IonInput implements Closeable {
 	
 	/**
 	 * Read element pairs into a HashMap
-	 * 
+	 *
 	 * @return the map
 	 * @throws IOException
 	 */
@@ -475,7 +473,7 @@ public class IonInput implements Closeable {
 	
 	/**
 	 * Load data into a map. The map is cleaned first.
-	 * 
+	 *
 	 * @param filled filled map
 	 * @return the map
 	 * @throws IOException

src/mightypork/utils/ion/IonOutput.java

@@ -16,7 +16,7 @@ import java.util.Map.Entry;
 
 /**
  * Ion output stream
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class IonOutput implements Closeable {
@@ -203,7 +203,7 @@ public class IonOutput implements Closeable {
 	
 	/**
 	 * Write array of objects. Works with all that is supported by writeObject()
-	 * 
+	 *
 	 * @param arr array to write
 	 * @throws IOException on IO error or on invalid object type.
 	 */
@@ -268,7 +268,7 @@ public class IonOutput implements Closeable {
 	/**
 	 * Write an object. Supported are built-in types and types registered to
 	 * Ion.
-	 * 
+	 *
 	 * @param obj obj to write
 	 * @throws IOException on IO error or invalid object type.
 	 */
@@ -299,7 +299,6 @@ public class IonOutput implements Closeable {
 			return;
 		}
 		
-		
 		if (Ion.isObjectIndirectBundled(obj)) {
 			final IonizerBundled<?> ionizer = Ion.getIonizerBundledForClass(obj.getClass());
 			

src/mightypork/utils/ion/IonizerBinary.java

@@ -1,35 +1,38 @@
 package mightypork.utils.ion;
 
+
 import java.io.IOException;
 
 
 /**
  * External ionizer using a IonOutput / IonInput - can be used if the data type
  * cannot be modified to implement the proper interface
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  * @param <T>
  */
 public abstract class IonizerBinary<T> {
 	
 	@SuppressWarnings("unchecked")
-	final void _save(Object object, IonOutput out)  throws IOException{
-		save((T)object, out);
+	final void _save(Object object, IonOutput out) throws IOException
+	{
+		save((T) object, out);
 	}
 	
+	
 	/**
 	 * Save an object to ion output
-	 * 
+	 *
 	 * @param object object to save
 	 * @param out ion output
-	 * @throws IOException 
+	 * @throws IOException
 	 */
 	public abstract void save(T object, IonOutput out) throws IOException;
 	
 	
 	/**
 	 * Load an object from ion input
-	 * 
+	 *
 	 * @param in ion input
 	 * @return the loaded object
 	 */

src/mightypork/utils/ion/IonizerBundled.java

@@ -4,20 +4,22 @@ package mightypork.utils.ion;
 /**
  * External ionizer using a data bundle - can be used if the data type cannot be
  * modified to implement the proper interface
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  * @param <T>
  */
 public abstract class IonizerBundled<T> {
 	
 	@SuppressWarnings("unchecked")
-	final void _save(Object object, IonDataBundle out) {
-		save((T)object, out);
+	final void _save(Object object, IonDataBundle out)
+	{
+		save((T) object, out);
 	}
 	
+	
 	/**
 	 * Save an object to data bundle
-	 * 
+	 *
 	 * @param object object to save
 	 * @param out bundle to save to
 	 */
@@ -26,7 +28,7 @@ public abstract class IonizerBundled<T> {
 	
 	/**
 	 * Load an object from a bundle
-	 * 
+	 *
 	 * @param in bundle to load from
 	 * @return the loaded object
 	 */

src/mightypork/utils/logging/Log.java

@@ -7,18 +7,18 @@ import java.io.StringWriter;
 import java.util.HashMap;
 import java.util.logging.Level;
 
+import mightypork.utils.Str;
 import mightypork.utils.annotations.FactoryMethod;
 import mightypork.utils.logging.monitors.LogMonitor;
 import mightypork.utils.logging.monitors.LogMonitorStdout;
 import mightypork.utils.logging.writers.ArchivingLog;
 import mightypork.utils.logging.writers.LogWriter;
 import mightypork.utils.logging.writers.SimpleLog;
-import mightypork.utils.string.StringUtil;
 
 
 /**
  * A log.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Log {
@@ -34,7 +34,7 @@ public class Log {
 	/**
 	 * Create a logger. If another with the name already exists, it'll be
 	 * retrieved instead of creating a new one.
-	 * 
+	 *
 	 * @param logName log name (used for filename, should be application-unique)
 	 * @param logFile log file; old logs will be kept here too.
 	 * @param oldLogsCount number of old logs to keep, -1 infinite, 0 none.
@@ -57,7 +57,7 @@ public class Log {
 	/**
 	 * Create a logger. If another with the name already exists, it'll be
 	 * retrieved instead of creating a new one.
-	 * 
+	 *
 	 * @param logName log name (used for filename, must be application-unique)
 	 * @param logFile log file; old logs will be kept here too.
 	 * @return the created Log instance
@@ -82,6 +82,12 @@ public class Log {
 	}
 	
 	
+	public static LogWriter getMainLogger()
+	{
+		return main;
+	}
+	
+	
 	public static void addMonitor(LogMonitor mon)
 	{
 		assertInited();
@@ -106,7 +112,7 @@ public class Log {
 	
 	/**
 	 * Log a message
-	 * 
+	 *
 	 * @param level message level
 	 * @param msg message text
 	 */
@@ -124,7 +130,7 @@ public class Log {
 	
 	/**
 	 * Log a message
-	 * 
+	 *
 	 * @param level message level
 	 * @param msg message text
 	 * @param t thrown exception
@@ -143,7 +149,7 @@ public class Log {
 	
 	/**
 	 * Log FINE message
-	 * 
+	 *
 	 * @param msg message
 	 */
 	public static void f1(String msg)
@@ -154,7 +160,7 @@ public class Log {
 	
 	/**
 	 * Log FINER message
-	 * 
+	 *
 	 * @param msg message
 	 */
 	public static void f2(String msg)
@@ -165,7 +171,7 @@ public class Log {
 	
 	/**
 	 * Log FINEST message
-	 * 
+	 *
 	 * @param msg message
 	 */
 	public static void f3(String msg)
@@ -176,7 +182,7 @@ public class Log {
 	
 	/**
 	 * Log INFO message
-	 * 
+	 *
 	 * @param msg message
 	 */
 	public static void i(String msg)
@@ -187,7 +193,7 @@ public class Log {
 	
 	/**
 	 * Log WARNING message (less severe than ERROR)
-	 * 
+	 *
 	 * @param msg message
 	 */
 	public static void w(String msg)
@@ -198,7 +204,7 @@ public class Log {
 	
 	/**
 	 * Log ERROR message
-	 * 
+	 *
 	 * @param msg message
 	 */
 	public static void e(String msg)
@@ -209,7 +215,7 @@ public class Log {
 	
 	/**
 	 * Log warning message with exception
-	 * 
+	 *
 	 * @param msg message
 	 * @param thrown thrown exception
 	 */
@@ -221,7 +227,7 @@ public class Log {
 	
 	/**
 	 * Log exception thrown as warning
-	 * 
+	 *
 	 * @param thrown thrown exception
 	 */
 	public static void w(Throwable thrown)
@@ -232,7 +238,7 @@ public class Log {
 	
 	/**
 	 * Log error message
-	 * 
+	 *
 	 * @param msg message
 	 * @param thrown thrown exception
 	 */
@@ -244,7 +250,7 @@ public class Log {
 	
 	/**
 	 * Log exception thrown as error
-	 * 
+	 *
 	 * @param thrown thrown exception
 	 */
 	public static void e(Throwable thrown)
@@ -275,7 +281,7 @@ public class Log {
 	
 	/**
 	 * Get stack trace from throwable
-	 * 
+	 *
 	 * @param t
 	 * @return trace
 	 */
@@ -309,7 +315,7 @@ public class Log {
 		final long time_ms = (System.currentTimeMillis() - start_ms);
 		final double time_s = time_ms / 1000D;
 		final String time = String.format("%6.2f ", time_s);
-		final String time_blank = StringUtil.repeat(" ", time.length());
+		final String time_blank = Str.repeat(" ", time.length());
 		
 		String prefix = "[ ? ]";
 		

src/mightypork/utils/logging/writers/ArchivingLog.java

@@ -9,25 +9,25 @@ import java.util.Comparator;
 import java.util.Date;
 import java.util.List;
 
-import mightypork.utils.files.FileUtils;
-import mightypork.utils.string.StringUtil;
+import mightypork.utils.Str;
+import mightypork.utils.files.FileUtil;
 
 
 /**
  * Logger that cleans directory & archives old logs
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  * @copy (c) 2014
  */
 public class ArchivingLog extends SimpleLog {
-	
+
 	/** Number of old logs to keep */
 	private final int logs_to_keep;
-	
-	
+
+
 	/**
 	 * Log
-	 * 
+	 *
 	 * @param name log name
 	 * @param file log file (in log directory)
 	 * @param oldLogCount number of old log files to keep: -1 all, 0 none.
@@ -37,11 +37,11 @@ public class ArchivingLog extends SimpleLog {
 		super(name, file);
 		this.logs_to_keep = oldLogCount;
 	}
-	
-	
+
+
 	/**
 	 * Log, not keeping 5 last log files (default);
-	 * 
+	 *
 	 * @param name log name
 	 * @param file log file (in log directory)
 	 */
@@ -50,67 +50,67 @@ public class ArchivingLog extends SimpleLog {
 		super(name, file);
 		this.logs_to_keep = 5;
 	}
-	
-	
+
+
 	@Override
 	public void init()
 	{
 		cleanLoggingDirectory();
-		
+
 		super.init();
 	}
-	
-	
+
+
 	private void cleanLoggingDirectory()
 	{
 		if (logs_to_keep == 0) return; // overwrite
 		
 		final File log_file = getFile();
 		final File log_dir = log_file.getParentFile();
-		final String fname = FileUtils.getBasename(log_file.toString());
-		
+		final String fname = FileUtil.getBasename(log_file.toString());
+
 		// move old file
-		for (final File f : FileUtils.listDirectory(log_dir)) {
+		for (final File f : FileUtil.listDirectory(log_dir)) {
 			if (!f.isFile()) continue;
 			if (f.equals(getFile())) {
-				
+
 				final Date d = new Date(f.lastModified());
 				final String fbase = fname + '_' + (new SimpleDateFormat("yyyy-MM-dd_HH-mm-ss")).format(d);
 				final String suff = "." + getSuffix();
 				String cntStr = "";
 				File f2;
-				
+
 				for (int cnt = 0; (f2 = new File(log_dir, fbase + cntStr + suff)).exists(); cntStr = "_" + (++cnt)) {}
-				
+
 				if (!f.renameTo(f2)) throw new RuntimeException("Could not move log file.");
 			}
 		}
-		
+
 		if (logs_to_keep == -1) return; // keep all
 		
-		final List<File> oldLogs = FileUtils.listDirectory(log_dir, new FileFilter() {
-			
+		final List<File> oldLogs = FileUtil.listDirectory(log_dir, new FileFilter() {
+
 			@Override
 			public boolean accept(File f)
 			{
 				if (f.isDirectory()) return false;
 				if (!f.getName().endsWith(getSuffix())) return false;
 				if (!f.getName().startsWith(fname)) return false;
-				
+
 				return true;
 			}
-			
+
 		});
-		
+
 		Collections.sort(oldLogs, new Comparator<File>() {
-			
+
 			@Override
 			public int compare(File o1, File o2)
 			{
 				return o1.getName().compareTo(o2.getName());
 			}
 		});
-		
+
 		// playing with fireee
 		for (int i = 0; i < oldLogs.size() - logs_to_keep; i++) {
 			if (!oldLogs.get(i).delete()) {
@@ -118,13 +118,13 @@ public class ArchivingLog extends SimpleLog {
 			}
 		}
 	}
-	
-	
+
+
 	/**
 	 * @return log filename suffix
 	 */
 	private String getSuffix()
 	{
-		return StringUtil.fromLastChar(getFile().toString(), '.');
+		return Str.fromLast(getFile().toString(), '.');
 	}
 }

src/mightypork/utils/logging/writers/LogWriter.java

@@ -8,7 +8,7 @@ import mightypork.utils.logging.monitors.LogMonitor;
 
 /**
  * Log interface
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface LogWriter {
@@ -21,7 +21,7 @@ public interface LogWriter {
 	
 	/**
 	 * Add log monitor
-	 * 
+	 *
 	 * @param mon monitor
 	 */
 	void addMonitor(LogMonitor mon);
@@ -29,7 +29,7 @@ public interface LogWriter {
 	
 	/**
 	 * Remove a monitor
-	 * 
+	 *
 	 * @param removed monitor to remove
 	 */
 	void removeMonitor(LogMonitor removed);
@@ -37,7 +37,7 @@ public interface LogWriter {
 	
 	/**
 	 * Set logging level
-	 * 
+	 *
 	 * @param level
 	 */
 	void setLevel(Level level);
@@ -45,7 +45,7 @@ public interface LogWriter {
 	
 	/**
 	 * Enable logging.
-	 * 
+	 *
 	 * @param flag do enable logging
 	 */
 	void enable(boolean flag);
@@ -53,7 +53,7 @@ public interface LogWriter {
 	
 	/**
 	 * Log a message
-	 * 
+	 *
 	 * @param level message level
 	 * @param msg message text
 	 */
@@ -62,7 +62,7 @@ public interface LogWriter {
 	
 	/**
 	 * Log a message
-	 * 
+	 *
 	 * @param level message level
 	 * @param msg message text
 	 * @param t thrown exception

src/mightypork/utils/logging/writers/SimpleLog.java

@@ -17,7 +17,7 @@ import mightypork.utils.logging.monitors.LogMonitor;
 
 /**
  * Basic logger
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class SimpleLog implements LogWriter {
@@ -86,7 +86,7 @@ public class SimpleLog implements LogWriter {
 	
 	/**
 	 * Add log monitor
-	 * 
+	 *
 	 * @param mon monitor
 	 */
 	@Override
@@ -98,7 +98,7 @@ public class SimpleLog implements LogWriter {
 	
 	/**
 	 * Remove a monitor
-	 * 
+	 *
 	 * @param removed monitor to remove
 	 */
 	@Override

src/mightypork/utils/math/AlignX.java

@@ -0,0 +1,12 @@
+package mightypork.utils.math;
+
+
+/**
+ * Horizontal align sides
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public enum AlignX
+{
+	LEFT, CENTER, RIGHT;
+}

src/mightypork/utils/math/AlignY.java

@@ -0,0 +1,12 @@
+package mightypork.utils.math;
+
+
+/**
+ * Vertical align sides
+ *
+ * @author Ondřej Hruška (MightyPork)
+ */
+public enum AlignY
+{
+	TOP, CENTER, BOTTOM;
+}

src/mightypork/utils/math/Calc.java

@@ -13,7 +13,7 @@ import mightypork.utils.math.constraints.vect.Vect;
 
 /**
  * Math utils
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public final class Calc {
@@ -29,7 +29,7 @@ public final class Calc {
 	
 	/**
 	 * Get distance from 2D line to 2D point [X,Y]
-	 * 
+	 *
 	 * @param lineDirVec line directional vector
 	 * @param linePoint point of line
 	 * @param point point coordinate
@@ -89,7 +89,7 @@ public final class Calc {
 	
 	/**
 	 * Safe equals that works with nulls
-	 * 
+	 *
 	 * @param a
 	 * @param b
 	 * @return are equal
@@ -102,7 +102,7 @@ public final class Calc {
 	
 	/**
 	 * Clamp integer
-	 * 
+	 *
 	 * @param number
 	 * @param min
 	 * @param max
@@ -116,7 +116,7 @@ public final class Calc {
 	
 	/**
 	 * Clamp double
-	 * 
+	 *
 	 * @param number
 	 * @param min
 	 * @param max
@@ -136,7 +136,7 @@ public final class Calc {
 	
 	/**
 	 * Get number from A to B at delta time (A -> B)
-	 * 
+	 *
 	 * @param from
 	 * @param to
 	 * @param elapsed progress ratio 0..1
@@ -151,7 +151,7 @@ public final class Calc {
 	
 	/**
 	 * Get angle [degrees] from A to B at delta time (tween A to B)
-	 * 
+	 *
 	 * @param from
 	 * @param to
 	 * @param elapsed progress ratio 0..1
@@ -166,7 +166,7 @@ public final class Calc {
 	
 	/**
 	 * Get angle [radians] from A to B at delta time (tween A to B)
-	 * 
+	 *
 	 * @param from
 	 * @param to
 	 * @param elapsed progress ratio 0..1
@@ -221,7 +221,7 @@ public final class Calc {
 	
 	/**
 	 * Split comma separated list of integers.
-	 * 
+	 *
 	 * @param list String containing the list.
 	 * @param delimiter delimiter character
 	 * @return array of integers or null.
@@ -248,7 +248,7 @@ public final class Calc {
 	
 	/**
 	 * Pick random element from a given list.
-	 * 
+	 *
 	 * @param list list of choices
 	 * @return picked element
 	 */
@@ -260,7 +260,7 @@ public final class Calc {
 	
 	/**
 	 * Pick random element from a given list.
-	 * 
+	 *
 	 * @param rand RNG
 	 * @param list list of choices
 	 * @return picked element
@@ -274,7 +274,7 @@ public final class Calc {
 	
 	/**
 	 * Take a square
-	 * 
+	 *
 	 * @param a value
 	 * @return value squared
 	 */
@@ -286,7 +286,7 @@ public final class Calc {
 	
 	/**
 	 * Take a cube
-	 * 
+	 *
 	 * @param a value
 	 * @return value cubed
 	 */
@@ -308,7 +308,7 @@ public final class Calc {
 	
 	/**
 	 * Make sure value is within array length.
-	 * 
+	 *
 	 * @param index tested index
 	 * @param length array length
 	 * @throws IndexOutOfBoundsException if the index is not in range.
@@ -323,7 +323,7 @@ public final class Calc {
 	
 	/**
 	 * Get distance of two coordinates in 2D plane
-	 * 
+	 *
 	 * @param x1 first coordinate X
 	 * @param y1 first coordinate y
 	 * @param x2 second coordinate X
@@ -351,7 +351,7 @@ public final class Calc {
 	
 	/**
 	 * Get ordinal version of numbers (1 = 1st, 5 = 5th etc.)
-	 * 
+	 *
 	 * @param number number
 	 * @return ordinal, string
 	 */
@@ -368,7 +368,7 @@ public final class Calc {
 	
 	/**
 	 * Format number with thousands separated.
-	 * 
+	 *
 	 * @param number number
 	 * @param thousandSep
 	 * @return string

src/mightypork/utils/math/Polar.java

@@ -6,7 +6,7 @@ import mightypork.utils.math.constraints.vect.Vect;
 
 /**
  * Polar coordinate
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Polar {
@@ -22,7 +22,7 @@ public class Polar {
 	
 	/**
 	 * Create a polar
-	 * 
+	 *
 	 * @param angle angle in RAD
 	 * @param distance distance from origin
 	 */
@@ -34,7 +34,7 @@ public class Polar {
 	
 	/**
 	 * Create a polar
-	 * 
+	 *
 	 * @param angle angle
 	 * @param deg angle is in DEG
 	 * @param distance radius
@@ -102,7 +102,7 @@ public class Polar {
 	
 	/**
 	 * Make polar from coord
-	 * 
+	 *
 	 * @param coord coord
 	 * @return polar
 	 */
@@ -115,7 +115,7 @@ public class Polar {
 	
 	/**
 	 * Make polar from coords
-	 * 
+	 *
 	 * @param x x coord
 	 * @param y y coord
 	 * @return polar
@@ -131,7 +131,7 @@ public class Polar {
 	
 	/**
 	 * Get coord from polar
-	 * 
+	 *
 	 * @return coord
 	 */
 	public Vect toCoord()

src/mightypork/utils/math/Range.java

@@ -6,7 +6,7 @@ import java.util.Random;
 
 /**
  * Numeric range, able to generate random numbers and give min/max values.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Range {
@@ -30,7 +30,7 @@ public class Range {
 	
 	/**
 	 * Create new range
-	 * 
+	 *
 	 * @param min min number
 	 * @param max max number
 	 */
@@ -44,7 +44,7 @@ public class Range {
 	
 	/**
 	 * Create new range
-	 * 
+	 *
 	 * @param minmax min = max number
 	 */
 	public Range(double minmax)
@@ -116,7 +116,7 @@ public class Range {
 	
 	/**
 	 * Get random integer from range
-	 * 
+	 *
 	 * @return random int
 	 */
 	public int randInt()
@@ -127,7 +127,7 @@ public class Range {
 	
 	/**
 	 * Get random double from this range
-	 * 
+	 *
 	 * @return random double
 	 */
 	public double randDouble()
@@ -138,7 +138,7 @@ public class Range {
 	
 	/**
 	 * Get random integer from range
-	 * 
+	 *
 	 * @param rand RNG
 	 * @return random int
 	 */
@@ -150,7 +150,7 @@ public class Range {
 	
 	/**
 	 * Get random double from this range
-	 * 
+	 *
 	 * @param rand RNG
 	 * @return random double
 	 */
@@ -162,7 +162,7 @@ public class Range {
 	
 	/**
 	 * Get min
-	 * 
+	 *
 	 * @return min number
 	 */
 	public double getMin()
@@ -173,7 +173,7 @@ public class Range {
 	
 	/**
 	 * Get max
-	 * 
+	 *
 	 * @return max number
 	 */
 	public double getMax()
@@ -184,7 +184,7 @@ public class Range {
 	
 	/**
 	 * Set min
-	 * 
+	 *
 	 * @param min min value
 	 */
 	public void setMin(double min)
@@ -196,7 +196,7 @@ public class Range {
 	
 	/**
 	 * Set max
-	 * 
+	 *
 	 * @param max max value
 	 */
 	public void setMax(double max)
@@ -208,7 +208,7 @@ public class Range {
 	
 	/**
 	 * Get identical copy
-	 * 
+	 *
 	 * @return copy
 	 */
 	public Range copy()
@@ -219,7 +219,7 @@ public class Range {
 	
 	/**
 	 * Set to value of other range
-	 * 
+	 *
 	 * @param other copied range
 	 */
 	public void setTo(Range other)
@@ -233,7 +233,7 @@ public class Range {
 	
 	/**
 	 * Set to min-max values
-	 * 
+	 *
 	 * @param min min value
 	 * @param max max value
 	 */

src/mightypork/utils/math/algo/Coord.java

@@ -9,7 +9,7 @@ import mightypork.utils.math.constraints.vect.VectConst;
 
 /**
  * Very simple integer coordinate
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Coord {
@@ -68,7 +68,7 @@ public class Coord {
 	
 	/**
 	 * Add other coord in a copy
-	 * 
+	 *
 	 * @param added
 	 * @return changed copy
 	 */
@@ -105,7 +105,7 @@ public class Coord {
 	
 	/**
 	 * Check if coord is in a range (inclusive)
-	 * 
+	 *
 	 * @param x0 range min x
 	 * @param y0 range min y
 	 * @param x1 range max x

src/mightypork/utils/math/algo/Move.java

@@ -4,7 +4,7 @@ package mightypork.utils.math.algo;
 /**
  * Path step.<br>
  * Must be binary in order to be saveable in lists.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Move {
@@ -32,7 +32,7 @@ public class Move {
 	
 	private final byte x;
 	private final byte y;
-		
+	
 	
 	public Move(int x, int y)
 	{

src/mightypork/utils/math/algo/Moves.java

@@ -11,7 +11,7 @@ import mightypork.utils.math.Calc;
 
 /**
  * Move lists, bit masks and other utilities
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Moves {
@@ -42,31 +42,31 @@ public class Moves {
 	public static final Move SW = Move.make(-1, 1);
 	public static final Move W = Move.make(-1, 0);
 	
-	//@formatter:off	
+	//@formatter:off
 	/** All sides, in the order of bits. */
 	public final static List<Move> ALL_SIDES = Collections.unmodifiableList(Arrays.asList(
-		NW,
-		N,
-		NE,
-		E,
-		SE,
-		S,
-		SW,
-		W
-	));
+			NW,
+			N,
+			NE,
+			E,
+			SE,
+			S,
+			SW,
+			W
+			));
 	
 	public final static List<Move> CARDINAL_SIDES = Collections.unmodifiableList(Arrays.asList(
-		N,
-		E,
-		S,
-		W
-	));
+			N,
+			E,
+			S,
+			W
+			));
 	
 	//@formatter:on
 	
 	/**
 	 * Get element from all sides
-	 * 
+	 *
 	 * @param i side index
 	 * @return the side coord
 	 */

src/mightypork/utils/math/algo/floodfill/FloodFill.java

@@ -23,7 +23,7 @@ public abstract class FloodFill {
 	
 	/**
 	 * Get the max distance filled form start point. Use -1 for unlimited range.
-	 * 
+	 *
 	 * @return max distance
 	 */
 	public abstract double getMaxDistance();
@@ -37,7 +37,7 @@ public abstract class FloodFill {
 	
 	/**
 	 * Fill an area
-	 * 
+	 *
 	 * @param start start point
 	 * @param foundNodes collection to put filled coords in
 	 * @return true if fill was successful; false if max range was reached.

src/mightypork/utils/math/algo/pathfinding/Heuristic.java

@@ -8,7 +8,7 @@ public abstract class Heuristic {
 	
 	/**
 	 * Get tile cost (estimate of how many tiles remain to the target)
-	 * 
+	 *
 	 * @param pos current pos
 	 * @param target target pos
 	 * @return estimated number of tiles

src/mightypork/utils/math/algo/pathfinding/PathFinder.java

@@ -15,7 +15,7 @@ import mightypork.utils.math.algo.pathfinding.heuristics.ManhattanHeuristic;
 
 /**
  * A* pathfinder
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public abstract class PathFinder {
@@ -100,7 +100,6 @@ public abstract class PathFinder {
 				a.h_cost = (int) (heuristic.getCost(a.pos, end) * getMinCost());
 				a.parent = current;
 				
-				
 				if (!closed.contains(a)) {
 					
 					if (open.contains(a)) {
@@ -235,7 +234,7 @@ public abstract class PathFinder {
 	
 	/**
 	 * Cost of walking onto a tile. It's useful to use ie. 10 for basic step.
-	 * 
+	 *
 	 * @param from last tile
 	 * @param to current tile
 	 * @return cost

src/mightypork/utils/math/algo/pathfinding/PathFinderProxy.java

@@ -10,7 +10,7 @@ import mightypork.utils.math.algo.Move;
 /**
  * Pathfinder proxy. Can be used to override individual methods but keep the
  * rest as is.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class PathFinderProxy extends PathFinder {

src/mightypork/utils/math/angles/Angles.java

@@ -3,14 +3,14 @@ package mightypork.utils.math.angles;
 
 /**
  * Common angles functionality
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 class Angles {
 	
 	/**
 	 * Delta of two angles (positive or negative - positive is CCW)
-	 * 
+	 *
 	 * @param alpha first angle
 	 * @param beta second angle
 	 * @param fullAngle value of full angle
@@ -29,7 +29,7 @@ class Angles {
 	
 	/**
 	 * Difference of two angles (same as delta, but always positive)
-	 * 
+	 *
 	 * @param alpha first angle
 	 * @param beta second angle
 	 * @param fullAngle value of full angle
@@ -43,7 +43,7 @@ class Angles {
 	
 	/**
 	 * Normalize angle to 0-full range
-	 * 
+	 *
 	 * @param angle angle
 	 * @param fullAngle full angle
 	 * @return angle normalized

src/mightypork/utils/math/angles/Deg.java

@@ -3,7 +3,7 @@ package mightypork.utils.math.angles;
 
 /**
  * Angle calculations for degrees.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Deg {
@@ -22,7 +22,7 @@ public class Deg {
 	
 	/**
 	 * Subtract two angles alpha - beta
-	 * 
+	 *
 	 * @param alpha first angle
 	 * @param beta second angle
 	 * @return (alpha - beta) in degrees
@@ -35,7 +35,7 @@ public class Deg {
 	
 	/**
 	 * Difference of two angles (absolute value of delta)
-	 * 
+	 *
 	 * @param alpha first angle
 	 * @param beta second angle
 	 * @return difference in radians
@@ -48,7 +48,7 @@ public class Deg {
 	
 	/**
 	 * Cosinus in degrees
-	 * 
+	 *
 	 * @param deg angle in degrees
 	 * @return cosinus
 	 */
@@ -60,7 +60,7 @@ public class Deg {
 	
 	/**
 	 * Sinus in degrees
-	 * 
+	 *
 	 * @param deg angle in degrees
 	 * @return sinus
 	 */
@@ -72,7 +72,7 @@ public class Deg {
 	
 	/**
 	 * Tangents in degrees
-	 * 
+	 *
 	 * @param deg angle in degrees
 	 * @return tangents
 	 */
@@ -84,7 +84,7 @@ public class Deg {
 	
 	/**
 	 * Angle normalized to 0-360 range
-	 * 
+	 *
 	 * @param angle angle to normalize
 	 * @return normalized angle
 	 */
@@ -96,7 +96,7 @@ public class Deg {
 	
 	/**
 	 * Convert to radians
-	 * 
+	 *
 	 * @param deg degrees
 	 * @return radians
 	 */
@@ -108,7 +108,7 @@ public class Deg {
 	
 	/**
 	 * Round angle to 0,45,90,135...
-	 * 
+	 *
 	 * @param deg angle in deg. to round
 	 * @param increment rounding increment (45 - round to 0,45,90...)
 	 * @return rounded
@@ -127,7 +127,7 @@ public class Deg {
 	
 	/**
 	 * Round angle to 0,15,30,45,60,75,90...
-	 * 
+	 *
 	 * @param deg angle in deg to round
 	 * @return rounded
 	 */
@@ -139,7 +139,7 @@ public class Deg {
 	
 	/**
 	 * Round angle to 0,45,90,135...
-	 * 
+	 *
 	 * @param deg angle in deg. to round
 	 * @return rounded
 	 */
@@ -151,7 +151,7 @@ public class Deg {
 	
 	/**
 	 * Round angle to 0,90,180,270
-	 * 
+	 *
 	 * @param deg angle in deg. to round
 	 * @return rounded
 	 */

src/mightypork/utils/math/angles/Rad.java

@@ -3,7 +3,7 @@ package mightypork.utils.math.angles;
 
 /**
  * Angle calculations for radians.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class Rad {
@@ -22,7 +22,7 @@ public class Rad {
 	
 	/**
 	 * Subtract two angles alpha - beta
-	 * 
+	 *
 	 * @param alpha first angle
 	 * @param beta second angle
 	 * @return (alpha - beta) in radians
@@ -35,7 +35,7 @@ public class Rad {
 	
 	/**
 	 * Difference of two angles (absolute value of delta)
-	 * 
+	 *
 	 * @param alpha first angle
 	 * @param beta second angle
 	 * @return difference in radians
@@ -48,7 +48,7 @@ public class Rad {
 	
 	/**
 	 * Cos
-	 * 
+	 *
 	 * @param rad angle in rads
 	 * @return cos
 	 */
@@ -60,7 +60,7 @@ public class Rad {
 	
 	/**
 	 * Sin
-	 * 
+	 *
 	 * @param rad angle in rads
 	 * @return sin
 	 */
@@ -72,7 +72,7 @@ public class Rad {
 	
 	/**
 	 * Tan
-	 * 
+	 *
 	 * @param rad angle in rads
 	 * @return tan
 	 */
@@ -84,7 +84,7 @@ public class Rad {
 	
 	/**
 	 * Angle normalized to 0-2*PI range
-	 * 
+	 *
 	 * @param angle angle to normalize
 	 * @return normalized angle
 	 */
@@ -96,7 +96,7 @@ public class Rad {
 	
 	/**
 	 * Convert to degrees
-	 * 
+	 *
 	 * @param rad radians
 	 * @return degrees
 	 */

src/mightypork/utils/math/animation/Animator.java

@@ -1,7 +1,7 @@
 package mightypork.utils.math.animation;
 
 
-import mightypork.utils.annotations.DefaultImpl;
+import mightypork.utils.annotations.Stub;
 import mightypork.utils.interfaces.Pauseable;
 import mightypork.utils.interfaces.Updateable;
 import mightypork.utils.math.Calc;
@@ -120,7 +120,7 @@ public abstract class Animator implements NumBound, Updateable, Pauseable {
 	}
 	
 	
-	@DefaultImpl
+	@Stub
 	protected abstract void nextCycle(NumAnimated anim);
 	
 	

src/mightypork/utils/math/animation/AnimatorBounce.java

@@ -3,7 +3,7 @@ package mightypork.utils.math.animation;
 
 /**
  * Animator that upon reaching max, animates back down and then up again
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class AnimatorBounce extends Animator {

src/mightypork/utils/math/animation/AnimatorRewind.java

@@ -4,7 +4,7 @@ package mightypork.utils.math.animation;
 /**
  * Animator that upon reaching top, jumps straight to zero and continues another
  * cycle.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class AnimatorRewind extends Animator {

src/mightypork/utils/math/animation/Easing.java

@@ -3,14 +3,14 @@ package mightypork.utils.math.animation;
 
 /**
  * EasingFunction function.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public abstract class Easing {
 	
 	/**
 	 * Get value at time t.
-	 * 
+	 *
 	 * @param t time parameter (t = 1..1)
 	 * @return value at given t (0..1, can exceed if needed)
 	 */
@@ -19,7 +19,7 @@ public abstract class Easing {
 	
 	/**
 	 * Reverse an easing (factory method)
-	 * 
+	 *
 	 * @param original original easing
 	 * @return reversed easing
 	 */
@@ -31,7 +31,7 @@ public abstract class Easing {
 	
 	/**
 	 * Combine two easings (factory method)
-	 * 
+	 *
 	 * @param in initial easing
 	 * @param out terminal easing
 	 * @return product
@@ -45,7 +45,7 @@ public abstract class Easing {
 	/**
 	 * Create "bilinear" easing - compose of straight and reverse. (factory
 	 * method)
-	 * 
+	 *
 	 * @param in initial easing
 	 * @return product
 	 */
@@ -56,7 +56,7 @@ public abstract class Easing {
 	
 	/**
 	 * Reverse EasingFunction
-	 * 
+	 *
 	 * @author Ondřej Hruška (MightyPork)
 	 */
 	private static class Reverse extends Easing {
@@ -82,7 +82,7 @@ public abstract class Easing {
 	
 	/**
 	 * Composite EasingFunction (0-0.5 EasingFunction A, 0.5-1 EasingFunction B)
-	 * 
+	 *
 	 * @author Ondřej Hruška (MightyPork)
 	 */
 	private static class Composite extends Easing {
@@ -93,7 +93,7 @@ public abstract class Easing {
 		
 		/**
 		 * Create a composite EasingFunction
-		 * 
+		 *
 		 * @param in initial EasingFunction
 		 * @param out terminal EasingFunction
 		 */

src/mightypork/utils/math/animation/NumAnimated.java

@@ -11,7 +11,7 @@ import mightypork.utils.math.constraints.num.var.NumMutable;
  * Double which supports delta timing.<br>
  * When both in and out easings are set differently, then they'll be used for
  * fade-in and fade-out respectively. Otherwise both use the same.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class NumAnimated extends NumMutable implements Updateable, Pauseable {
@@ -42,7 +42,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * With linear easing
-	 * 
+	 *
 	 * @param value initial value
 	 */
 	public NumAnimated(double value)
@@ -53,7 +53,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Create animator with easing
-	 * 
+	 *
 	 * @param value initial value
 	 * @param easing easing function
 	 */
@@ -66,7 +66,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Create animator with easing
-	 * 
+	 *
 	 * @param value initial value
 	 * @param easingIn easing function (fade in)
 	 * @param easingOut easing function (fade out)
@@ -80,7 +80,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Create animator with easing
-	 * 
+	 *
 	 * @param value initial value
 	 * @param easing easing function
 	 * @param defaultDuration default fade duration
@@ -95,7 +95,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Create animator with easing
-	 * 
+	 *
 	 * @param value initial value
 	 * @param easingIn easing function (fade in)
 	 * @param easingOut easing function (fade out)
@@ -111,7 +111,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Create as copy of another
-	 * 
+	 *
 	 * @param other other animator
 	 */
 	public NumAnimated(NumAnimated other)
@@ -143,7 +143,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Get start value
-	 * 
+	 *
 	 * @return number
 	 */
 	public double getStart()
@@ -154,7 +154,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Get end value
-	 * 
+	 *
 	 * @return number
 	 */
 	public double getEnd()
@@ -201,7 +201,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Get value at delta time
-	 * 
+	 *
 	 * @return the value
 	 */
 	@Override
@@ -214,7 +214,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Get how much of the animation is already finished
-	 * 
+	 *
 	 * @return completion ratio (0 to 1)
 	 */
 	public double getProgress()
@@ -240,7 +240,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Get if animation is finished
-	 * 
+	 *
 	 * @return is finished
 	 */
 	public boolean isFinished()
@@ -251,7 +251,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Set to a value (without animation)
-	 * 
+	 *
 	 * @param value
 	 */
 	@Override
@@ -265,7 +265,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Copy other
-	 * 
+	 *
 	 * @param other
 	 */
 	public void setTo(NumAnimated other)
@@ -284,7 +284,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Animate between two states, start from current value (if it's in between)
-	 * 
+	 *
 	 * @param from start value
 	 * @param to target state
 	 * @param time animation time (secs)
@@ -308,7 +308,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	/**
 	 * Get progress already elapsed based on current value.<br>
 	 * Used to resume animation from current point in fading etc.
-	 * 
+	 *
 	 * @param value current value
 	 * @return progress ratio 0-1
 	 */
@@ -330,7 +330,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Animate to a value from current value
-	 * 
+	 *
 	 * @param to target state
 	 * @param duration animation duration (speeds)
 	 */
@@ -345,7 +345,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Animate 0 to 1
-	 * 
+	 *
 	 * @param time animation time (secs)
 	 */
 	public void fadeIn(double time)
@@ -357,7 +357,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Animate 1 to 0
-	 * 
+	 *
 	 * @param time animation time (secs)
 	 */
 	public void fadeOut(double time)
@@ -389,7 +389,7 @@ public class NumAnimated extends NumMutable implements Updateable, Pauseable {
 	
 	/**
 	 * Make a copy
-	 * 
+	 *
 	 * @return copy
 	 */
 	@Override

src/mightypork/utils/math/animation/NumAnimatedDeg.java

@@ -7,7 +7,7 @@ import mightypork.utils.math.angles.Deg;
 
 /**
  * Degree animator
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class NumAnimatedDeg extends NumAnimated {

src/mightypork/utils/math/animation/NumAnimatedRad.java

@@ -7,7 +7,7 @@ import mightypork.utils.math.angles.Rad;
 
 /**
  * Radians animator
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class NumAnimatedRad extends NumAnimated {

src/mightypork/utils/math/animation/VectAnimated.java

@@ -10,7 +10,7 @@ import mightypork.utils.math.constraints.vect.var.VectMutable;
 
 /**
  * 3D coordinated with support for transitions, mutable.
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class VectAnimated extends VectMutable implements Pauseable, Updateable {
@@ -22,7 +22,7 @@ public class VectAnimated extends VectMutable implements Pauseable, Updateable {
 	/**
 	 * Create an animated vector; This way different easing / settings can be
 	 * specified for each coordinate.
-	 * 
+	 *
 	 * @param x x animator
 	 * @param y y animator
 	 * @param z z animator
@@ -37,7 +37,7 @@ public class VectAnimated extends VectMutable implements Pauseable, Updateable {
 	
 	/**
 	 * Create an animated vector
-	 * 
+	 *
 	 * @param start initial positioon
 	 * @param easing animation easing
 	 */
@@ -149,7 +149,7 @@ public class VectAnimated extends VectMutable implements Pauseable, Updateable {
 	
 	/**
 	 * Set default animation duration (when changed without using animate())
-	 * 
+	 *
 	 * @param defaultDuration default duration (seconds)
 	 */
 	public void setDefaultDuration(double defaultDuration)
@@ -230,7 +230,7 @@ public class VectAnimated extends VectMutable implements Pauseable, Updateable {
 	
 	/**
 	 * Set easing for all three coordinates
-	 * 
+	 *
 	 * @param easing
 	 */
 	public void setEasing(Easing easing)
@@ -244,7 +244,7 @@ public class VectAnimated extends VectMutable implements Pauseable, Updateable {
 	/**
 	 * Create an animated vector; This way different easing / settings can be
 	 * specified for each coordinate.
-	 * 
+	 *
 	 * @param x x animator
 	 * @param y y animator
 	 * @param z z animator
@@ -259,7 +259,7 @@ public class VectAnimated extends VectMutable implements Pauseable, Updateable {
 	
 	/**
 	 * Create an animated vector
-	 * 
+	 *
 	 * @param start initial positioon
 	 * @param easing animation easing
 	 * @return animated mutable vector
@@ -273,7 +273,7 @@ public class VectAnimated extends VectMutable implements Pauseable, Updateable {
 	
 	/**
 	 * Create an animated vector, initialized at 0,0,0
-	 * 
+	 *
 	 * @param easing animation easing
 	 * @return animated mutable vector
 	 */

src/mightypork/utils/math/color/Color.java

@@ -12,7 +12,7 @@ import mightypork.utils.math.constraints.num.Num;
 /**
  * Color.<br>
  * All values are 0-1
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public abstract class Color {
@@ -180,7 +180,7 @@ public abstract class Color {
 	 * multiplier value should not exceed the range 0..1, otherwise it will be
 	 * clamped to it.
 	 * </p>
-	 * 
+	 *
 	 * @param alpha alpha multiplier
 	 */
 	public static void pushAlpha(Num alpha)
@@ -196,7 +196,7 @@ public abstract class Color {
 	/**
 	 * Remove a pushed alpha multiplier from the stack. If there's no remaining
 	 * multiplier on the stack, an exception is raised.
-	 * 
+	 *
 	 * @throws EmptyStackException if the stack is empty
 	 */
 	public static void popAlpha()
@@ -216,7 +216,7 @@ public abstract class Color {
 	/**
 	 * Enable alpha stack. When disabled, pushAlpha() and popAlpha() have no
 	 * effect.
-	 * 
+	 *
 	 * @param yes
 	 */
 	public static void enableAlphaStack(boolean yes)
@@ -244,4 +244,37 @@ public abstract class Color {
 	{
 		return new ColorAlphaAdjuster(this, multiplier);
 	}
+	
+	
+	@Override
+	public int hashCode()
+	{
+		final int prime = 31;
+		int result = 1;
+		long temp;
+		temp = Double.doubleToLongBits(b());
+		result = prime * result + (int) (temp ^ (temp >>> 32));
+		temp = Double.doubleToLongBits(g());
+		result = prime * result + (int) (temp ^ (temp >>> 32));
+		temp = Double.doubleToLongBits(r());
+		result = prime * result + (int) (temp ^ (temp >>> 32));
+		temp = Double.doubleToLongBits(a());
+		result = prime * result + (int) (temp ^ (temp >>> 32));
+		return result;
+	}
+	
+	
+	@Override
+	public boolean equals(Object obj)
+	{
+		if (this == obj) return true;
+		if (obj == null) return false;
+		if (!(obj instanceof Color)) return false;
+		final Color other = (Color) obj;
+		if (Double.doubleToLongBits(b()) != Double.doubleToLongBits(other.b())) return false;
+		if (Double.doubleToLongBits(g()) != Double.doubleToLongBits(other.g())) return false;
+		if (Double.doubleToLongBits(r()) != Double.doubleToLongBits(other.r())) return false;
+		if (Double.doubleToLongBits(a()) != Double.doubleToLongBits(other.a())) return false;
+		return true;
+	}
 }

src/mightypork/utils/math/color/Grad.java

@@ -0,0 +1,29 @@
+package mightypork.utils.math.color;
+
+
+/**
+ * Linear gradient (each corner can have different color)
+ *
+ * @author MightyPork
+ */
+public class Grad {
+	
+	public final Color leftTop, rightTop, rightBottom, leftBottom;
+	
+	
+	/**
+	 * Create a gradient
+	 *
+	 * @param leftTop left top color
+	 * @param rightTop right top color
+	 * @param rightBottom right bottom color
+	 * @param leftBottom left bottom color
+	 */
+	public Grad(Color leftTop, Color rightTop, Color rightBottom, Color leftBottom)
+	{
+		this.leftTop = leftTop;
+		this.rightTop = rightTop;
+		this.rightBottom = rightBottom;
+		this.leftBottom = leftBottom;
+	}
+}

src/mightypork/utils/math/color/GradH.java

@@ -0,0 +1,15 @@
+package mightypork.utils.math.color;
+
+
+/**
+ * Linear horizontal gradient
+ *
+ * @author MightyPork
+ */
+public class GradH extends Grad {
+	
+	public GradH(Color left, Color right)
+	{
+		super(left, right, right, left);
+	}
+}

src/mightypork/utils/math/color/GradV.java

@@ -0,0 +1,15 @@
+package mightypork.utils.math.color;
+
+
+/**
+ * Linear vertical gradient
+ *
+ * @author MightyPork
+ */
+public class GradV extends Grad {
+	
+	public GradV(Color top, Color bottom)
+	{
+		super(top, top, bottom, bottom);
+	}
+}

src/mightypork/utils/math/color/pal/CGA.java

@@ -6,7 +6,7 @@ import mightypork.utils.math.color.Color;
 
 /**
  * CGA palette
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface CGA {

src/mightypork/utils/math/color/pal/CMDR.java

@@ -6,7 +6,7 @@ import mightypork.utils.math.color.Color;
 
 /**
  * COMMODORE palette
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface CMDR {

src/mightypork/utils/math/color/pal/PAL16.java

@@ -6,7 +6,7 @@ import mightypork.utils.math.color.Color;
 
 /**
  * PAL16 palette via http://androidarts.com/palette/16pal.htm
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface PAL16 {

src/mightypork/utils/math/color/pal/RGB.java

@@ -6,7 +6,7 @@ import mightypork.utils.math.color.Color;
 
 /**
  * Basic RGB palette
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public class RGB {
@@ -21,7 +21,6 @@ public class RGB {
 	public static final Color BLACK_80 = Color.rgba(0, 0, 0, 0.8);
 	public static final Color BLACK_90 = Color.rgba(0, 0, 0, 0.9);
 	
-	
 	public static final Color WHITE = Color.fromHex(0xFFFFFF);
 	public static final Color BLACK = Color.fromHex(0x000000);
 	public static final Color GRAY_DARK = Color.fromHex(0x808080);

src/mightypork/utils/math/color/pal/ZX.java

@@ -6,7 +6,7 @@ import mightypork.utils.math.color.Color;
 
 /**
  * ZX Spectrum palette
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  */
 public interface ZX {

src/mightypork/utils/math/constraints/CachedConstraint.java

@@ -6,7 +6,7 @@ import mightypork.utils.interfaces.Pollable;
 
 /**
  * Constraint that is cached
- * 
+ *
  * @author Ondřej Hruška (MightyPork)
  * @param <C> constraint type
  */
@@ -26,7 +26,7 @@ public interface CachedConstraint<C> extends Pollable {
 	
 	/**
 	 * Enable caching & digest caching
-	 * 
+	 *
 	 * @param yes enable caching
 	 */
 	void enableCaching(boolean yes);