Use a switch-case instead of if-spaghettis

airsonic-main/src/main/java/org/airsonic/player/util/StringUtil.java

@@ -267,18 +267,17 @@ public final class StringUtil {
         }
 
         String[] elements = s.split("_");
-
+        switch (elements.length) {
-        if (elements.length == 0) {
+            case 0:
                 return new Locale(s, "", "");
-        }
+            case 1:
-        if (elements.length == 1) {
                 return new Locale(elements[0], "", "");
-        }
+            case 2:
-        if (elements.length == 2) {
                 return new Locale(elements[0], elements[1], "");
-        }
+            default:
                 return new Locale(elements[0], elements[1], elements[2]);
         }
+    }
 
     /**
      * URL-encodes the input value using UTF-8.