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建立關(guān)系	 */	public void addUserItem(UserItem userItem) {		this.userItems.add(userItem);	}	/*	 * 和Order建立關(guān)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";	}}