orderrule.java

一个基于java工厂模式的 的实现

/*
 * OrderRule.java
 *
 * Created on 2007年4月24日, 上午11:03
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package com.ebuy.businessrule;

import com.ebuy.common.dao.IDAO;
import com.ebuy.common.dao.IOrderDAO;
import com.ebuy.common.rule.IOrderRule;
import com.ebuy.common.rule.IRule;
import com.ebuy.common.NameProvider;
import java.util.List;

/**
 *
 * @author Administrator
 */
public class OrderRule extends RuleAdapter implements IOrderRule
{   
    /** Creates a new instance of OrderRule */
    public OrderRule()
    {
       super(NameProvider.Order);
    }
    public boolean addEntity(Object entity)
    {
        return this.dao.addEntity(entity);
    }
    public Object findByPK(Object... pk)
    {
        return this.dao.findByPK(pk);
    }

    public boolean updateStateByOrderID(int orderid, int state)
    {
        IOrderDAO idao=(IOrderDAO)this.dao;
        return idao.updateStateByOrderID(orderid, state);
    }

    public List findOrdersByCustomerID(int customerid)
    {
        IOrderDAO idao=(IOrderDAO)this.dao;
        List orders= idao.findOrdersByCustomerID(customerid);
        return orders;
    }    
}