package com.foxinmy.weixin4j.mp.model;
   
   import java.io.Serializable;
   
   import com.alibaba.fastjson.annotation.JSONCreator;
   import com.alibaba.fastjson.annotation.JSONField;
   
   /**
    * 分组
   * 
   * @author jinyu(foxinmy@gmail.com)
   * @date 2014年4月4日
   * @since JDK 1.6
   */
  public class Group implements Serializable {
  
  	private static final long serialVersionUID = 6979565973974005954L;
  
  	/**
  	 * 分组id，由微信分配
  	 */
  	private int id;
  	/**
  	 * 分组名
  	 */
  	private String name;
  	/**
  	 * 分组内用户数量
  	 */
  	private int count;
  
  	public Group(int id, String name) {
  		this.id = id;
  		this.name = name;
  	}
  
  	public Group(String name) {
  		this.name = name;
  	}
  
  	@JSONCreator
  	public Group(@JSONField(name = "id") int id,
  			@JSONField(name = "name") String name,
  			@JSONField(name = "count") int count) {
  		this.id = id;
  		this.name = name;
  		this.count = count;
  	}
  
  	public int getId() {
  		return id;
  	}
  
  	public String getName() {
  		return name;
  	}
  
  	public int getCount() {
  		return count;
  	}
  
  	/**
  	 * 返回创建分组所需的json格式字符串
  	 * 
  	 * @return {"group": {"name": "test"}}
  	 */
  	public String toCreateJson() {
  		return String.format("{\"group\":{\"name\":\"%s\"}}", name);
  	}
  
  	/**
  	 * 返回修改分组所需的json格式字符串
  	 * 
  	 * @return {"group": {"id": 107, "name": "test"}}
  	 */
  	public String toModifyJson() {
  		return String.format("{\"group\":{\"id\":%s,\"name\":\"%s\"}}", id,
  				name);
  	}
  
  	@Override
  	public boolean equals(Object obj) {
  		if (obj instanceof Group) {
  			return id == ((Group) obj).getId();
  		}
  		return super.equals(obj);
  	}
  
  	@Override
  	public int hashCode() {
  		final int prime = 31;
  		int result = 1;
  		result = prime * result + count;
  		result = prime * result + id;
  		result = prime * result + ((name == null) ? 0 : name.hashCode());
  		return result;
  	}
  
  	@Override
 	public String toString() {
 		return String.format("[Group id=%d ,name=%s ,count=%d]", id, name,
 				count);
 	}
 }