List排序实现如下:
首先继承Comparator类,实现比较规则
class MyComparator implements Comparator<Bean> {
public int compare(Bean obj1, Bean obj2) {
String str1 = obj1.pinyin;
String str2 = obj2.pinyin;
Collator collator = Collator.getInstance(Locale.CHINA);
if (collator.compare(str1, str2) > 0) {
return 1;
} else if (collator.compare(str1, str2) < 0) {
return -1;
} else {
return 0;
}
}
}
使用方法,List为要排序的集合
Collections.sort(list, new MyComparator());
数组排序实现:array为要排序的数组,内容可以是汉字或拼音
Arrays.sort(array, Collator.getInstance(Locale.CHINA));