queryaction.java

办公自动化项目

package com.t60.oa.web.car;

import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.Action;
import com.t60.oa.service.car.*;
import hong.javanet.dao.HibernateAspect;
import java.io.*;


public class QueryAction extends Action

{
    public ActionForward execute(ActionMapping mapping, ActionForm form,
                                 HttpServletRequest request,
                                 HttpServletResponse response)
    {
        QuerycarActionForm querycarActionForm = (QuerycarActionForm) form;
        if(request.getMethod().equalsIgnoreCase("GET"))
        {
            String num = querycarActionForm.getNum();
            if(num!=null)
            {
                try
                {
                    num = new String(num.getBytes("ISO-8859-1"), "GBK");
                    querycarActionForm.setNum(num);
                } catch (UnsupportedEncodingException ex1)
                {
                    ex1.printStackTrace();
                }
            }
        }
        Querycar qc=null;
        Type ty=new Type();
        State sa=new State();
        if(request.getParameter("page")==null)
        {
            qc = new Querycar();
            qc.setForm(querycarActionForm);
            qc.setPageSize(4);
            qc.setPageIndex(1);
            qc.setNeedCount(true);
            String key = String.valueOf(System.currentTimeMillis());//取的当前系统时间
            request.setAttribute("key",key);
            request.getSession(true).setAttribute(key,qc);
        }
        else
        {
           String key = request.getParameter("key");
           request.setAttribute("key",key);
           qc = (Querycar)request.getSession(true).getAttribute(key);
           qc.setPageIndex(Integer.parseInt(
              request.getParameter("page")));
           qc.setNeedCount(false);
        }
        try
        {
            request.getSession(true).setAttribute("querycar",qc);
            new HibernateAspect().bind(qc, "querycar").execute();
            new HibernateAspect().bind(ty, "show").execute();
            request.getSession(true).setAttribute("listtype",ty);
            new HibernateAspect().bind(sa,"show").execute();
            request.getSession(true).setAttribute("liststate",sa);
            return mapping.findForward("ok");
        }
        catch(Exception ex)
        {
            qc.setMessage("不能查询"+ex.getMessage());
            return mapping.getInputForward();
        }

       // throw new java.lang.UnsupportedOperationException(
               // "Method $execute() not yet implemented.");
    }
}