splitarticleservlet.java

基于MVC模式的文章采集检索系统

package com.liubin.servlet.article;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.liubin.service.article.ArticleService;
import java.util.*;
public class SplitArticleServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public SplitArticleServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("gbk");
		String split =request.getParameter("split");
		request.setAttribute("subitem_id", request.getParameter("subitem_id"));
		String path=null;
		String[]ids=request.getParameterValues("ids");
		String subitem_id =request.getParameter("subitem_id");
		System.out.println( request.getParameter("pagenum"));
		ArticleService service=new ArticleService();
		path="articleSplitServlet";
		
		if(ids==null){ 
			
			request.setAttribute("pagenum", request.getParameter("pagenum"));
			request.getRequestDispatcher(path).forward(request, response);
			}
	else{
			if(split.equals("删除所选")){
			
			service.deleteBatch(ids, subitem_id);
			}
			else{
				service.updateBatch(ids, subitem_id);
			request.setAttribute("pagenum", request.getParameter("pagenum"));
			}
		
	
			request.getRequestDispatcher(path).forward(request, response);
		}
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		this.doGet(request, response);
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}