package sortt;

import java.util.ArrayList;

import java.util.Collections;

import java.util.Comparator;

import java.util.List;

public class HomeWork {

    public static void main(String[] args) {

        List<Emp> ems =new ArrayList<Emp>();

        ems.add(new Emp("Terry", 25, 'm', 6000));

        ems.add(new Emp("Allen", 21, 'f', 4000));

        ems.add(new Emp("Smith", 23, 'm', 3000));

        System.out.println(ems);         //[(Terry,25,m,6000.0), (Allen,21,f,4000.0), (Smith,23,m,3000.0)]

        Comparator<Emp> com=new Comparator<Emp>(){ //匿名内部类

            public int compare(Emp o1, Emp o2) {

                // TODO Auto-generated method stub

                return (int) (o1.getSalary()-o2.getSalary());

            }

        };

        Collections.sort(ems,com);

        System.out.println(ems);           //[(Smith,23,m,3000.0), (Allen,21,f,4000.0), (Terry,25,m,6000.0)]

    }

}

class Emp{

    private String name;

    private int age;

    private char gender;

    private double salary;

    public Emp(String name, int age, char gender, double salary) {

        super();

        this.name = name;

        this.age = age;

        this.gender = gender;

        this.salary = salary;

    }

    public String getName() {

        return name;

    }

    public void setName(String name) {

        this.name = name;

    }

    public int getAge() {

        return age;

    }

    public void setAge(int age) {

        this.age = age;

    }

    public char getGender() {

        return gender;

    }

    public void setGender(char gender) {

        this.gender = gender;

    }

    public double getSalary() {

        return salary;

    }

    public void setSalary(double salary) {

        this.salary = salary;

    }

    public String toString(){

        return "("+name+","+  age+"," +gender+"," + salary+")";

    }

}