user.java

java学习的必要的资料,servlet的说明很好

package com.estore.struts.entity;

import java.io.Serializable;
import java.sql.Date;
import java.util.HashSet;
import java.util.Set;

public class User implements Serializable {
	private Integer userid;

	private String username;

	private String password;

	private Date createtime;

	private Integer role;

	private Integer state;

	private Set<UserItem> userItems = new HashSet<UserItem>();

	private Set<Order> orders = new HashSet<Order>();

	private static final long serialVersionUID = 7754141696004793132L;

	/*
	 * 和UserItem建立关系
	 */
	public void addUserItem(UserItem userItem) {
		this.userItems.add(userItem);
	}

	/*
	 * 和Order建立关系
	 */
	public void addOrders(Order o) {
		this.orders.add(o);
	}

	public Set<UserItem> getUserItems() {
		return userItems;
	}

	public void setUserItems(Set<UserItem> userItems) {
		this.userItems = userItems;
	}

	@Override
	public boolean equals(Object obj) {
		return this.hashCode() == obj.hashCode();
	}

	@Override
	public int hashCode() {

		return new Integer(this.userid).hashCode();
	}

	
	public String getPassword() {
		return password;
	}

	public void setPassword(String password) {
		this.password = password;
	}

	public int getRole() {
		return role;
	}

	public void setRole(int role) {
		this.role = role;
	}

	public Integer getUserid() {
		return userid;
	}

	public void setUserid(Integer userid) {
		this.userid = userid;
	}

	public String getUsername() {
		return username;
	}

	public void setUsername(String username) {
		this.username = username;
	}

	public Date getCreatetime() {
		return createtime;
	}

	public void setCreatetime(Date createtime) {
		this.createtime = createtime;
	}

	public Integer getState() {
		return state;
	}

	public void setState(Integer state) {
		this.state = state;
	}

	public Set<Order> getOrders() {
		return orders;
	}

	public void setOrders(Set<Order> orders) {
		this.orders = orders;
	}

	@Override
	public String toString() {
		// TODO Auto-generated method stub
		return "userid: "+userid
				+"\n usernaem: "+username
				+"\n password: "+password
				+"\n createtime: "+createtime
				+"\n role: "+role
				+"\n state: "+state
				+"\n userItems"+userItems+"\n ---user end--- \n";
	}

}