queryclientaction.java

gensou.rar为某渔具厂的一个简单ERP系统。为比较基础的工程

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.gensou.struts.sheji.client.action;

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

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import com.gensou.struts.sheji.client.form.QueryclientForm;
import com.gensou.util.PagesMax;
import com.gensou.util.Pagination;
import com.gensou.dao.sheji.client.*;
/** 
 * MyEclipse Struts
 * Creation date: 01-10-2007
 * 
 * XDoclet definition:
 * @struts.action path="/queryclient" name="queryclientForm" scope="request" validate="true"
 */
public class QueryclientAction extends Action {
	/*
	 * 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) {
		QueryclientForm queryclientForm = (QueryclientForm) form;// TODO Auto-generated method stub
		String query =null;
		String pages=request.getParameter("pageS");
		int pagei=Integer.parseInt(pages);
		String hql;
		int maxpage=1;
		Clientdao clientdao=new Clientdao();
		List list=new ArrayList();
		try{
			
			query=queryclientForm.getClientName();
			if(query==null||query.equals("")){
				query=(String)request.getParameter("query");
				if(query==null||query.equals("")){
					 query="";
					 hql="select count(id) from Client";
						
					 maxpage=PagesMax.max(hql);
					 list=clientdao.queryclient(query,pagei,maxpage);
				}
			}else{
				hql="select count(id) from Client where clientName like '%"+query+"%'";
				maxpage=PagesMax.max(hql);
				list=clientdao.queryclient(query,pagei,maxpage);
			}
		}catch(NullPointerException e){}
		if(list.isEmpty()){
			String str="该客户不存在";
			request.setAttribute("str", str);
			return mapping.findForward("queryclient");
		}else{
			request.setAttribute("query",query);
			request.setAttribute("pageS",pagei+"");
			request.setAttribute("maxpages",maxpage+"");
			request.setAttribute("client_info", list);
		    return mapping.findForward("queryclient");
		}
	}
}