editservlet.java

利用Struts的MVC写的WEB开发程序

package player;

import java.io.IOException;
import java.sql.SQLException;
import java.util.ArrayList;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import bean.FoodTableBean;
import flayer.FSearchInfo;

/**
 * Servlet implementation class for Servlet: EditServlet
 *
 */
 public class EditServlet extends javax.servlet.http.HttpServlet implements javax.servlet.Servlet {
    /* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#HttpServlet()
	 */
	public EditServlet() {
		super();
	} 
	
	/* (non-Javadoc)
	 * @see javax.servlet.Servlet#destroy()
	 */
	public void destroy() {
		// TODO Auto-generated method stub
		super.destroy();
	}   	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doService(request,response);
	}  	
	
	/* (non-Java-doc)
	 * @see javax.servlet.http.HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doService(request,response);
	} 
	
	protected void doService(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		
		// TODO Auto-generated method stub
		ArrayList rsSList = new ArrayList();
		
		String url = "";
		
		String userId = "";
		
		userId = (String)request.getSession().getAttribute("USER_ID");
		
		if(userId != null){
		
			FoodTableBean foodTableBean = new FoodTableBean();
		
			foodTableBean.setUserId(userId);
		
			FSearchInfo searchInfo = new FSearchInfo();
		
			try {
		
				rsSList = searchInfo.searchInfo(foodTableBean);
		
			} catch (SQLException e) {
		
			// TODO 鑷