userlogaction.java

不错一代吗

package com.web.struts.action;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.http.*;
import org.apache.struts.action.*;

import com.hibernate.dao.UserLogHibernate;
import com.web.struts.form.UserLogForm;

public class UserLogAction extends Action {
	public ActionForward execute(ActionMapping actionMapping, 
            ActionForm actionForm, 
            HttpServletRequest request, 
            HttpServletResponse response) throws IOException {
		 UserLogForm form=(UserLogForm)actionForm;
		 String message=form.getMessage();
		 if(message.equals("list"))
		 {
			 return this.listlog(actionMapping, form, request, response);
		 }else if(message.equals("dosave"))
		 {
			 return this.dosave(actionMapping, form, request, response);
		 }else if(message.equals("work"))
		 {
			 return this.work(actionMapping, form, request, response);
		 }
         return null;
	}
	public ActionForward dosave(ActionMapping actionMapping, 
			UserLogForm actionForm, 
            HttpServletRequest request, 
            HttpServletResponse response) {
         return actionMapping.findForward("");
	} 
	public ActionForward listlog(ActionMapping actionMapping, 
			UserLogForm actionForm, 
            HttpServletRequest request, 
            HttpServletResponse response) {
         return actionMapping.findForward("list");
	}
	public ActionForward work(ActionMapping actionMapping, 
			UserLogForm actionForm, 
            HttpServletRequest request, 
            HttpServletResponse response) throws IOException {
		String date=request.getParameter("date");
		System.out.println(date);
		String ms=UserLogHibernate.creatXML(date);
		System.out.println(ms);
		response.setContentType("text/xml");
		response.setHeader("Cache-Control", "no-cache");
		response.setCharacterEncoding("utf-8");
		PrintWriter out = response.getWriter();
		out.write(ms);
		out.close();
        return null;
	}
}