fiabiao.java

新闻发布系统～～ 做的一个小系统 拿出来与大家分想下～

package news.servlet;

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 news_bean.wenzhangManage;
public class fiabiao extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public fiabiao() {
		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 {
			this.doPost(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 {

		response.setContentType("text/html");
		response.setCharacterEncoding("GB2312");
		PrintWriter out = response.getWriter();
		long id = Long.parseLong(request.getParameter("id"));
		String neirong = request.getParameter("neirong");
		String biaoti = request.getParameter("biaoti");
		System.out.print("servlet+"+id+" "+biaoti);
		if( neirong.equals("")||neirong  == null){
			out.println("<script language='javascript'>alert('������内容不能为空！');history.go(-1);</script>");
		}
		else if( biaoti.equals("")||biaoti == null ){
			out.println("<script language='javascript'>alert('���ȷ�����biaoti  标题不能为空！�');history.go(-1);</script>");
		}
		else{
			wenzhangManage lm = new wenzhangManage();
			if(lm.addWenzhang(id, neirong, biaoti))
			{
				out.println("<script language='javascript'>alert('������yonghu tian添加成功请返回！��');</script>");
				response.sendRedirect("right.jsp");
			}
			else
				out.println("<script language='javascript'>alert('���ȷ�����biaoti  shiba添加失败！�');history.go(-1);</script>");
		}
		out.close();
	}

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

}