循环遍历按其中某个中文字段排序
/** * 中文排序 * @author itmyhome * */ public class MapComparator implements Comparator<Map<String, Object>> {@Overridepublic int compare(Map<String, Object> o1, Map<String, Object> o2) {// TODO Auto-generated method stub String b1 = (String)o1.get(“NAME”);String b2 = (String)o2.get(“NAME”);Collator cmp = Collator.getInstance(java.util.Locale.CHINA);if (cmp.compare(b1, b2)>0){return 1;}else if (cmp.compare(b1, b2)<0){return -1;}return 0;} }import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; import java.util.List; import java.util.Map; public class Test {/*** @param args*/public static void main(String[] args) {// TODO Auto-generated method stub List<Map<String, Object>> list = new ArrayList<Map<String, Object>>();Map<String, Object> map1 = new HashMap<String, Object>();Map<String, Object> map2 = new HashMap<String, Object>();Map<String, Object> map3 = new HashMap<String, Object>();Map<String, Object> map4 = new HashMap<String, Object>();Map<String, Object> map5 = new HashMap<String, Object>();map1.put(“NAME”, “朱元璋”);map2.put(“NAME”, “常遇春”);map3.put(“NAME”, “张无忌”);map4.put(“NAME”, “郭靖”);map5.put(“NAME”, “洪七公”);list.add(map1);list.add(map2);list.add(map3);list.add(map4);list.add(map5);System.out.println(“***排序前***”);for(Map<String, Object> map:list){System.out.println(map.get(“NAME”));}System.out.println(“***排序后***”);Collections.sort(list, new MapComparator());for(Map<String, Object> map:list){System.out.println(map.get(“NAME”));}} }
结果：
靠山山会倒，靠人人会跑，只有自己最可靠。
