package cn.aparke.collection;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
 * 给定Student类，包括id,name,classname三个属性，任意实例化5个对象加入集合对象当中，
 * 用Comparable方式实现对集合内Student实例按name升序排列后并输出。
 * @author aparke
 */
public class CollectionSort {
	public static void main(String[] args) {
		//实例化五个对象
		Student stu1 = new Student(1, "name2", "class2");
		Student stu2 = new Student(2, "name5", "class1");
		Student stu3 = new Student(3, "name1", "class2");
		Student stu4 = new Student(4, "name4", "class2");
		Student stu5 = new Student(5, "name3", "class1");
		//将对象加入到集合
		List<Student> arrayList = new ArrayList<>();
		arrayList.add(stu1);
		arrayList.add(stu2);
		arrayList.add(stu3);
		arrayList.add(stu4);
		arrayList.add(stu5);
		//排序
		Collections.sort(arrayList);
		for (Student student : arrayList) {
			System.out.println(student);
		}
	}
}

class Student implements Comparable<Student>{
	private int id;
	private String name;
	private String classname;
	
	
	public Student(int id, String name, String classname) {
		super();
		this.id = id;
		this.name = name;
		this.classname = classname;
	}
	@Override
	public String toString() {
		return "Student [id=" + id + ", name=" + name + ", classname=" + classname + "]";
	}
	public int getId() {
		return id;
	}
	public void setId(int id) {
		this.id = id;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getClassname() {
		return classname;
	}
	public void setClassname(String classname) {
		this.classname = classname;
	}
	@Override
	public int compareTo(Student o) {
		// TODO Auto-generated method stub
		return this.name.compareTo(o.name);
	}
	
}
}