Organ.java

/**
 * Copyright (c)2010-2011 Enterprise Website Content Management System(EWCMS), All rights reserved.
 * EWCMS PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 * http://www.ewcms.com
 */

package com.ewcms.core.site.model;

import java.io.Serializable;
import java.util.Date;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.OneToOne;
import javax.persistence.SequenceGenerator;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

import org.hibernate.annotations.Formula;

/**
 * <ul>
 * <li>id:机构编号
 * <li>name:机构名称
 * <li>describe:机构说明
 * <li>icon: 机构引导图 
 * <li>floatNo:层级
 * <li>orderNo:同级次序
 * <li>parent:父机构
 * <li>createTime:创建时间
 * <li>updateTime:修改时间
 * <li>homeSiteId:机构主站编号
 * </ul>
 * 
 * @author 周冬初
 *
 */
@Entity
@Table(name = "site_organ")
@SequenceGenerator(name = "seq_site_organ", sequenceName = "seq_site_organ_id", allocationSize = 1)
public class Organ implements Serializable {

	private static final long serialVersionUID = 7433796728497541934L;
	
	@Id
    @GeneratedValue(generator = "seq_site_organ", strategy = GenerationType.SEQUENCE)
    private Integer id;
    @Column(length = 100)
    private String name;
    @Column()
    private String descripe;
    @Column()
    private byte[] icon; 
    @Column(length = 100)
    private Integer floatNo;
    @Column(length = 100)
    private Integer orderNo;
    @ManyToOne(cascade = {CascadeType.REFRESH, CascadeType.MERGE, CascadeType.PERSIST}, targetEntity = Organ.class)
    @JoinColumn(name = "parent_id", nullable = true)
    private Organ parent;
    @Temporal(TemporalType.TIMESTAMP)
    @Column(updatable = false)
    private Date createTime = new Date();
    @Temporal(TemporalType.TIMESTAMP)
    private Date updateTime = new Date();
    @OneToOne(cascade={CascadeType.ALL},targetEntity=OrganInfo.class)
    @JoinColumn(name="organId",nullable=true)  
    private OrganInfo organInfo;
    @Formula(value="(Select count(o.id) From site_organ o Where o.parent_id= id)")
    private int childrenCount = 0;
    
    @Column()
    private String url;
    @Column()
    private Integer homeSiteId;
    
	public Integer getId() {
		return id;
	}
	public void setId(Integer id) {
		this.id = id;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getDescripe() {
		return descripe;
	}
	public void setDescripe(String descripe) {
		this.descripe = descripe;
	}
	public byte[] getIcon() {
		return icon;
	}
	public void setIcon(byte[] icon) {
		this.icon = icon;
	}
	public Integer getFloatNo() {
		return floatNo;
	}
	public void setFloatNo(Integer floatNo) {
		this.floatNo = floatNo;
	}
	public Integer getOrderNo() {
		return orderNo;
	}
	public void setOrderNo(Integer orderNo) {
		this.orderNo = orderNo;
	}
	public Organ getParent() {
		return parent;
	}
	public void setParent(Organ parent) {
		this.parent = parent;
	}
	public Date getCreateTime() {
		return createTime;
	}
	public void setCreateTime(Date createTime) {
		this.createTime = createTime;
	}
	public Date getUpdateTime() {
		return updateTime;
	}
	public void setUpdateTime(Date updateTime) {
		this.updateTime = updateTime;
	}
	public OrganInfo getOrganInfo() {
		return organInfo;
	}
	public void setOrganInfo(OrganInfo organInfo) {
		this.organInfo = organInfo;
	}
	public Integer getHomeSiteId() {
		return homeSiteId;
	}
	public void setHomeSiteId(Integer homeSiteId) {
		this.homeSiteId = homeSiteId;
	}
	public String getUrl() {
		return url;
	}
	public void setUrl(String url) {
		this.url = url;
	}
    public boolean hasChildren(){
        return this.childrenCount > 0;
    }
	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((id == null) ? 0 : id.hashCode());
		return result;
	}
	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Organ other = (Organ) obj;
		if (id == null) {
			if (other.id != null)
				return false;
		} else if (!id.equals(other.id))
			return false;
		return true;
	}	
}