getallnewsservlet.java~36~

c++通信编程学习1

package com.j2ee.servlet.news;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import com.j2ee.func.news.*;
import java.sql.*;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */


public class GetAllNewsServlet extends HttpServlet {
    private static final String CONTENT_TYPE = "text/html; charset=GBK";

    //Initialize global variables
    public void init() throws ServletException {
    }

    //Process the HTTP Get request
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        String sortid = request.getParameter("sortid");
        String sorttype = request.getParameter("sorttype");
        String pagenos = request.getParameter("pageno");
        if(pagenos==null){pagenos="1";}
        int pageno = Integer.parseInt(pagenos);
        String type = request.getParameter("type");
        if (type.equals("get")) {
            Vector vct = new Vector();
            int count = 0, pagesize = 0;
            NewsFunc nf = new NewsFunc(4, pageno, sortid, sorttype);
            try {
                vct = nf.getAllNews();
            } catch (SQLException ex) {
            }
            try {
                count = nf.getAllNewscount();
            } catch (SQLException ex1) {
            }
            try {
                pagesize = nf.getPagesize();
            } catch (SQLException ex2) {
            }
            request.setAttribute("vct", vct);
            request.setAttribute("sortid", sortid); //排列字段
            request.setAttribute("sorttype", sorttype); //排列类型
            request.setAttribute("count", Integer.toString(count));
            request.setAttribute("pageno", Integer.toString(pageno));
            request.setAttribute("pagesize", Integer.toString(pagesize));
            request.getRequestDispatcher("hyxwallmana.jsp").forward(request,
                    response);
        } else if (type.equals("delete")) {
            NewsInfo nif = new NewsInfo();
           String ids=request.getParameter("id");
           int id=Integer.parseInt(ids);
           NewsFunc nf=new NewsFunc(id);
           if(nf.deleteNews()){
               request.getRequestDispatcher("getallnewsservlet?type=get&pageno="+pageno+"&sortid="+sortid+"&sortype="+sorttype).forward(request,response);


           }


        } else if (type.equals("edit")) {
            String ids = request.getParameter("id");
            int id = Integer.parseInt(ids);
            NewsFunc nf = new NewsFunc(id);
            Vector vct = new Vector();
            try {
                vct = nf.SelectdetailNews();
            } catch (SQLException ex3) {
            }
            request.setAttribute("vct", vct);
            request.getRequestDispatcher("hyxwmodify.jsp").forward(request,
                    response);

        } else if (type.equals("save")) {
            NewsInfo nif = new NewsInfo();
            String ids=request.getParameter("id");
            int id=Integer.parseInt(ids);
            nif.setAuthor(request.getParameter("author"));
            nif.setComefrom(request.getParameter("comefrom"));
            nif.setContent(request.getParameter("content"));
            nif.setType(request.getParameter("typep"));
            nif.setTitle(request.getParameter("title"));
            nif.setId(id);
            NewsFunc nf = new NewsFunc(nif);
            if (nf.upDateNews()) {
                request.getRequestDispatcher("dosuccess.jsp?mess=操作成功").forward(
                        request, response);

            }

        }else if(type.equals("search")){
        String searchkey=request.getParameter("searchkey");
        String typep=request.getParameter("typep");
        NewsFunc nf=new NewsFunc();
        nf.searchkey=searchkey;
        nf.typep=typep;
        request.getRequestDispatcher("getallnewsservlet?type=get&sortid="+sortid+"&sorttype="+sorttype).forward(request,response);



        }
    }










    //Process the HTTP Post request
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        doGet(request, response);
    }

    //Clean up resources
    public void destroy() {
    }
}