235课后第三题

package com.hanqi;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;

public class list {

public static void main(String[] args) {

        Map map = new HashMap();
        
        Emp emp = new Emp("005","小明");
        
        Emp emp1 = new Emp("006","小张");
        
        Emp emp2 = new Emp("007","小王");
        
        HashMap<String,String> map1 = new HashMap<String,String>();
        
        map1.put(emp.getId(), emp.getName());
        
        map1.put(emp1.getId(), emp1.getName());
        
        map1.put(emp2.getId(), emp2.getName());
        
        System.out.println(map1);
        
        map1.remove("005");
        
        System.out.println(map1);
        

package com.hanqi;

public class Emp {

    /*public Emp(String string, String string2) {
        
    }*/
    private String id;
    
    private String name;
    
public Emp(String id, String name) {
    
     super();
     this.id = id;
     this.name = name;
        
    }

public String getId() {
    return id;
}

public void setId(String id) {
    this.id = id;
}

public String getName() {
    return name;
}

public void setName(String name) {
    this.name = name;
}
    

}