totalbyaccessoryaction.java

一个汽车售后服务站的典型的进销管理系统,B/S模式的

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.xfaccp.struts.action.stock;

import java.util.Iterator;
import java.util.Set;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import com.xfaccp.base.BaseAction;
import com.xfaccp.form.AccessoryTable;
import com.xfaccp.form.StockAccessoryTable;

/** 
 * MyEclipse Struts
 * Creation date: 11-10-2007
 * 
 * XDoclet definition:
 * @struts.action scope="request"
 */
public class TotalByAccessoryAction extends BaseAction {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	{
		HttpSession session=request.getSession();
		//取得参数
		int accID=Integer.parseInt((String)request.getParameter("accId"));
		System.out.println("****测试***"+accID);
		
		AccessoryTable accTbl=new AccessoryTable();
		accTbl.setId(accID);
		try
		{
			this.command.load(accTbl);
			
//			默认采用立即检索策略
			Set set=accTbl.getStockAccessoryTables();
			Iterator it=accTbl.getStockAccessoryTables().iterator();
			
			System.out.println("---测试检索的子表的记录条数---"+set.size());
			System.out.println("------测试-----"+accTbl.getAccName());
			
			StockAccessoryTable sacctable=null;
			int existsNum=0;
			while(it.hasNext())
			{
				sacctable=(StockAccessoryTable)it.next();
				System.out.println("采购单***"+sacctable.getStockTable().getId()+"***已采购数量***"+sacctable.getExistsNum());
				existsNum += sacctable.getExistsNum();
			}
			System.out.println("***总采购数****"+existsNum);
			
			//将采购单实体放置session中
			request.setAttribute("TotalNum",existsNum);
			request.setAttribute("accEntity",accTbl);
		}
		catch(Exception ex)
		{
			ex.printStackTrace();
		}
		return mapping.findForward("total_result");
	}
}