java用local实现汉字排序

源码贴出来：
Comparator comp = Collator.getInstance(java.util.Locale.CHINA);

String[] arr = {"张三","王五","赵六","孙钱"};
Arrays.sort(arr, comp);

for(int i=0;i<arr.length;i++){
System.out.println(arr[i]);
}