viewgetallfirsttitleservlet.java

用myeclipse编写的一个简单新闻发布

package com.newsassurace.controller;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;

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

import com.newsassurace.biz.NewsBiz;

public class ViewGetAllFirstTitleServlet extends HttpServlet {

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html;charset=gb2312");
		request.setCharacterEncoding("gb2312");
		PrintWriter out = response.getWriter();

		NewsBiz nb = new NewsBiz();

		ArrayList alist = null;

		alist = nb.queryAllFirstTitle();

		request.setAttribute("allfirsttitle", alist);
		if (alist != null) {
			request.getRequestDispatcher("leftview.jsp").forward(request,
					response);
		} else {
			out.print("<h1>有错误！请重试！</h1>");
		}
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doGet(request, response);
	}

}