RoleUserMappingId.java

/* ==================================================================   
 * Created [2009-4-27 下午11:32:55] by Jon.King 
 * ==================================================================  
 * TSS 
 * ================================================================== 
 * mailTo:jinpujun@hotmail.com
 * Copyright (c) Jon.King, 2009-2012 
 * ================================================================== 
 */

package com.jinhe.tss.um.entity.permission;

import java.io.Serializable;

import javax.persistence.Embeddable;

/**
 * 用户角色映射联合主键。
 */
@Embeddable
public class RoleUserMappingId implements Serializable {

	private static final long serialVersionUID = -1721497183867041324L;

	private Long userId; // 用户id
	private Long roleId; // 角色id
 
	public Long getRoleId() {
		return roleId;
	}
 
	public void setRoleId(Long roleId) {
		this.roleId = roleId;
	}
 
	public Long getUserId() {
		return userId;
	}
 
	public void setUserId(Long userId) {
		this.userId = userId;
	}

	public boolean equals(Object obj) {
        if(obj != null && obj instanceof RoleUserMappingId){
            RoleUserMappingId object = (RoleUserMappingId) obj;
            return this.roleId.equals(object.getRoleId())
                    && this.userId.equals(object.getUserId());
        }
		return false;
	}

	public int hashCode() {
		return (this.roleId + "_" + this.userId).hashCode();
	}

	public String toString() {
		StringBuffer sb = new StringBuffer();
		sb.append("roleId=").append(roleId).append(", userId=").append(userId);
		return sb.toString();
	}
}