orderaction.java

本文论述了一个前台笔记本销售系统的开发过程

package com.set.system.struts.action;

import java.util.ArrayList;
import java.util.List;

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.set.appframe.data.GenericValueObject;
import com.set.appframe.data.SearchResult;
import com.set.appframe.exception.SystemException;
import com.set.appframe.web.MyBaseAction;
import com.set.system.business.OrderMgr;
import com.set.system.business.ShoppingMgr;
import com.set.system.model.OrderVO;
import com.set.system.model.OrderdetailVO;
import com.set.utils.StringUtils;
import com.set.utils.WebUtils;

public class OrderAction extends MyBaseAction {

	private static final int INT_PAGESIZE = 10;

	public ActionForward search(ActionMapping mapping, ActionForm form,
			javax.servlet.http.HttpServletRequest request,
			javax.servlet.http.HttpServletResponse response) {
		int totalPage = 0;
		int intPageNo = 1;		
		OrderVO values = new OrderVO(WebUtils.convertEnumeration(request, true));
		String userId=(String)request.getSession().getAttribute("ID");
		values.setUserid(userId);
		int tmpPageNo = 0;
		String searchStr = request.getParameter("SearchFormValues");
		totalPage = StringUtils.toInteger(values.getItemString("ctlTotalPage"),
				0);
		if (tmpPageNo > totalPage) {
			tmpPageNo = totalPage;
		}

		String ActionID = values.getItemString("ACTIONID");
		if (tmpPageNo > 0) {
			intPageNo = tmpPageNo;
		} else {
			intPageNo = WebUtils.getpageNo(request, ActionID, totalPage);
		}

		SearchResult result = null;

		try {
			OrderMgr manager = (OrderMgr) getBean("OrderMgr");

			result = manager.search(values, intPageNo, INT_PAGESIZE);

		} catch (SystemException e) {
			e.printStackTrace();
		} catch (Exception e) {
			e.printStackTrace();
		}

	
		request.setAttribute("GVOLIST", this.formatDate2(
				result.getResultList(), new String[] { "CREATEDDATE" }));
		int total = result.getCount();
		if (total % INT_PAGESIZE == 0) {
			totalPage = total / INT_PAGESIZE;
		} else {
			totalPage = total / INT_PAGESIZE + 1;

			// 保存总的记录数
		}

		request.setAttribute("TotalRecords", new Integer(total));
		// 保存总页数
		request.setAttribute("TotalPage", new Integer(totalPage));

		// 当前页数
		request.setAttribute("PageNo", new Integer(intPageNo));

		// 分页字符串
		request.setAttribute("PagerString", WebUtils.getPagerString(totalPage,
				intPageNo));

		// 设定formValues,用来初始化前台的查询条件

		request.setAttribute("FormValues", values);

		return mapping.findForward("search");
	}
	
	public ActionForward remove(ActionMapping mapping, ActionForm form,
			javax.servlet.http.HttpServletRequest request,
			javax.servlet.http.HttpServletResponse response) throws SystemException {
	    String id=request.getParameter("id");
	    OrderMgr mgr= (OrderMgr)getBean("OrderMgr");
	    mgr.delete(id);
		return this.search(mapping, form, request, response);
	}

	public ActionForward create(ActionMapping mapping, ActionForm form, 
			javax.servlet.http.HttpServletRequest request,
			javax.servlet.http.HttpServletResponse response) throws SystemException {
		OrderVO values = new OrderVO(WebUtils.convertEnumeration(request, true));
		String userid=(String)request.getSession().getAttribute("ID");
		List list=null;
		values.setUserid(userid);
		OrderMgr mgr= (OrderMgr)getBean("OrderMgr");
		ShoppingMgr manger= (ShoppingMgr)getBean("ShoppingMgr");
		list=manger.search(userid);
		if(list.size()>0){
			values=mgr.create(values,list);
			manger.deleteAll(userid);
			request.setAttribute("order", values);
			return mapping.findForward("success");
		}else{
			request.setAttribute("false","0");
			return mapping.findForward("false");
		}	
		
	}
	
	public ActionForward view(ActionMapping mapping, ActionForm form, 
			javax.servlet.http.HttpServletRequest request,
			javax.servlet.http.HttpServletResponse response) throws SystemException {
		String id=request.getParameter("id");		
		int totalPage = 0;
		int intPageNo = 1;		
		OrderdetailVO values = new OrderdetailVO(WebUtils.convertEnumeration(request, true));
		values.setOrderId(id);
		
		int tmpPageNo = 0;
		String searchStr = request.getParameter("SearchFormValues");
		totalPage = StringUtils.toInteger(values.getItemString("ctlTotalPage"),
				0);
		if (tmpPageNo > totalPage) {
			tmpPageNo = totalPage;
		}

		String ActionID = values.getItemString("ACTIONID");
		if (tmpPageNo > 0) {
			intPageNo = tmpPageNo;
		} else {
			intPageNo = WebUtils.getpageNo(request, ActionID, totalPage);
		}

		SearchResult result = null;

		try {
			OrderMgr manager = (OrderMgr) getBean("OrderMgr");

			result = manager.orderdetailSearch(values, intPageNo, INT_PAGESIZE);

		} catch (SystemException e) {
			e.printStackTrace();
		} catch (Exception e) {
			e.printStackTrace();
		}

	
		request.setAttribute("GVOLIST", this.formatDate2(
				result.getResultList(), new String[] { "CREATEDDATE" }));
		int total = result.getCount();
		if (total % INT_PAGESIZE == 0) {
			totalPage = total / INT_PAGESIZE;
		} else {
			totalPage = total / INT_PAGESIZE + 1;

			// 保存总的记录数
		}

		request.setAttribute("TotalRecords", new Integer(total));
		// 保存总页数
		request.setAttribute("TotalPage", new Integer(totalPage));

		// 当前页数
		request.setAttribute("PageNo", new Integer(intPageNo));

		// 分页字符串
		request.setAttribute("PagerString", WebUtils.getPagerString(totalPage,
				intPageNo));

		// 设定formValues,用来初始化前台的查询条件

		request.setAttribute("FormValues", values);
		
		return mapping.findForward("view");
	}
}