package net.minecraftforge.fml.relauncher; import java.io.File; import java.io.FilenameFilter; import java.util.Arrays; import java.util.Comparator; public final class FileListHelper { private static enum CaseInsensitiveFileComparator implements Comparator<File> { INSTANCE; @Override public int compare(File o1, File o2) { return o1 != null && o2 != null ? o1.getName().compareToIgnoreCase(o2.getName()) : o1 == null ? -1 : 1; } } public static File[] sortFileList(File[] files) { Arrays.sort(files, CaseInsensitiveFileComparator.INSTANCE); return files; } public static File[] sortFileList(File dir, FilenameFilter filter) { File[] files = dir.listFiles(filter); return sortFileList(files); } }