00001 package i2bpro.layer.Dialogs; 00002 00003 import java.io.File; 00004 00005 00006 00025 public final class Utils 00026 { 00027 public final static String wav = "wav"; 00028 public final static String mp3 = "mp3"; 00029 public final static String m3u = "m3u"; 00030 public final static String cue = "cue"; 00031 00032 00033 00046 public static String getExtension(File file) { 00047 String filename = file.getName(); 00048 int i = filename.lastIndexOf('.'); 00049 return (i > 0 && i < filename.length() - 1) 00050 ? filename.substring(i+1).toLowerCase() : null; 00051 } 00052 }