标签：sort name age list System Collections MySort 排序 public
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class MySort implements Comparable<MySort>{
private String name ;
private int age;
public MySort() {
super();
}
public MySort(String name, int age) {
super();
this.name = name;
this.age = age;
}
@Override
public String toString( ) {
return this.name+","+this.age;
}
public static void main(String rgs[]) {
List<MySort> list=new ArrayList<MySort>();
Collections.addAll(list,new MySort("zhangsan",22),
new MySort("wisi",22),
new MySort("lisi",25));
System.out.println("排序前：");
for(MySort so:list){
System.out.print(so.toString()+"..");
}
Collections.sort(list);
System.out.println("排序后：");
for(MySort so:list){
System.out.print(so.toString()+"..");
}
}
public int compareTo(MySort o) {
if(this.name.compareTo(o.name)==0){
return this.age-o.age;
}else{
return this.name.compareTo(o.name);
}
}
}
标签：sort,
name,
age,
list,
System,
Collections,
MySort,
排序,
public
From： https://blog.51cto.com/u_11702014/6186209