basebo.java

一段很有意义的源码,看了就知道,不信试一试啊!

package com.wondersgroup.core;

import java.io.Serializable;

import com.wondersgroup.framework.core.bo.AbstractBaseBO;

public abstract class BaseBo implements Serializable{
	public abstract long getId();
	/**
	 * 标记这个BO是否是已经被删除了
	 */
	public int removed;
	
	/**
	 * @return return removed.
	 * 
	 * @hibernate.property 
	 * column = "REMOVED"
	 * length = "1"
	 */
	public int getRemoved() {
		return removed;
	}

	/**
	 * @param removed The removed to set.
	 */
	public void setRemoved(int removed) {
		this.removed = removed;
	}
	
	/**
	 * 判断是否此数据实体是被逻辑删除了
	 * @return
	 */
	public boolean isEntityRemoved(){
		if (this.removed == 1){
			return true;
		}
		return false;
	}
	
	/**
	 * @see java.lang.Object#equals(java.lang.Object)
	 */
	public boolean equals(Object object){
		if (this.getClass().isInstance(object)){
			AbstractBaseBO bo = (AbstractBaseBO)object;
			if (bo.getId() == this.getId()){
				return true;
			}			
		}
		return false;
	}

	/**
	 * @see java.lang.Object#hashCode()
	 */
	public int hashCode(){
		return (int) this.getId();
	}
}