Map集合-根据宠物昵称查找宠物

package collection;

/**
 * 宠物类
 * @author 
 *
 */
public class Pet {
    private String name;
    private String strian;
    
    public Pet() {
    }
    
    public Pet(String name, String strian) {
        this.name = name;
        this.strian = strian;
    }

    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public String getStrian() {
        return strian;
    }
    public void setStrian(String strian) {
        this.strian = strian;
    }
    
    
}

package collection;

import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;
import java.util.Set;

public class Test2 {
    public static void main(String[] args) {
        Scanner input=new Scanner(System.in);
        Map p=new HashMap();
        p.put("欧欧","雪娜瑞");
        p.put("亚亚","拉布拉多");
        p.put("菲菲","金毛");
        p.put("美美","柯基");
        
        System.out.println("Map中存在指定对象，对象信息如下：");
        System.out.print("请输入宠物昵称：");
        String name=input.next();
        //分别获取Map中的键和值
        //先获取到每个key，然后根据每个key拿到相应value
         Set keys=p.keySet();
        //使用增强型for拿到每个key
         for (Object obj : keys) {
             String key=(String)obj;
             if(name.equals(key)) {
                    String value=(String)p.get(key);
                    System.out.println(key+"\t"+value);
             }
        }
    }
}