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143 lines
2.7 KiB
143 lines
2.7 KiB
package mightypork.gamecore.util.strings;
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/**
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* General purpose string utilities
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*
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* @author MightyPork
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*/
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public class StringUtils {
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/**
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* Get if string is in array
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*
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* @param needle checked string
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* @param case_sensitive case sensitive comparision
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* @param haystack array of possible values
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* @return is in array
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*/
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public static boolean isInArray(String needle, boolean case_sensitive, String... haystack)
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{
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if (case_sensitive) {
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for (final String s : haystack) {
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if (needle.equals(s)) return true;
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}
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return false;
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} else {
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for (final String s : haystack) {
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if (needle.equalsIgnoreCase(s)) return true;
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}
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return false;
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}
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}
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public static String fromLastDot(String s)
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{
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return fromLastChar(s, '.');
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}
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public static String toLastDot(String s)
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{
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return toLastChar(s, '.');
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}
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public static String fromLastChar(String s, char c)
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{
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if (s == null) return null;
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return s.substring(s.lastIndexOf(c) + 1, s.length());
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}
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public static String toLastChar(String s, char c)
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{
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if (s == null) return null;
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if (s.lastIndexOf(c) == -1) return s;
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return s.substring(0, s.lastIndexOf(c));
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}
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/**
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* Repeat a string
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*
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* @param repeated string
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* @param count
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* @return output
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*/
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public static String repeat(String repeated, int count)
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{
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String s = "";
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for (int i = 0; i < count; i++)
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s += repeated;
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return s;
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}
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/**
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* convert string to a same-length sequence of # marks
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*
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* @param password password
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* @return encoded
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*/
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public static String passwordify(String password)
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{
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return passwordify(password, "*");
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}
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/**
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* convert string to a same-length sequence of chars
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*
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* @param password password
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* @param replacing character used in output
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* @return encoded
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*/
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public static String passwordify(String password, String replacing)
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{
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return repeat(replacing, password.length());
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}
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public static boolean isValidFilenameChar(char ch)
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{
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return isValidFilenameString(Character.toString(ch));
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}
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public static boolean isValidFilenameString(String filename)
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{
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return filename.matches("[a-zA-Z0-9 +\\-.,_%@#!]+");
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}
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public static boolean isValidIdentifierChar(char ch)
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{
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return isValidIdentifierString(Character.toString(ch));
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}
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public static boolean isValidIdentifierString(String filename)
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{
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return filename.matches("[a-zA-Z0-9._]+");
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}
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public static String ellipsisStart(String orig, int length)
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{
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if (orig.length() > length) {
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orig = "\u2026" + orig.substring(length, orig.length());
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}
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return orig;
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}
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public static String ellipsisEnd(String orig, int length)
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{
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if (orig.length() > length) {
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orig = orig.substring(0, length - 1) + "\u2026";
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}
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return orig;
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}
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}
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