对一个文件列表进行排序
List<File> getList(List<File> list){
List<File> listNew = new ArrayList<File>();
listNew = list;
if(!listNew.isEmpty()){
Collections.sort(listNew,new Comparator<File>() {
@Override
public int compare(File object1, File object2) {
return (object1.getName()).compareTo(object2.getName());
}
});
}
return listNew;
}