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房屋租赁管理系统源码 房屋租赁管理系统源码
代码片段和文件信息
package com.action;
/**
* 网站公告
* @author Administrator
*
*/
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import com.bean.AfficheBean;
import com.bean.SystemBean;
import com.util.Constant;
import com.util.Filter;
public class AfficheServlet extends HttpServlet {
/**
* Constructor of the object.
*/
public AfficheServlet() {
super();
}
/**
* Destruction of the servlet.
*/
public void destroy() {
super.destroy(); // Just puts “destroy“ string in log
// Put your code here
}
/**
* The doGet method of the servlet.
*
* 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 {
doPost(requestresponse);
}
/**
* The doPost method of the servlet.
*
* 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(Constant.CONTENTTYPE);
request.setCharacterEncoding(Constant.CHARACTERENCODING);
String sysdir = new SystemBean().getDir();
HttpSession session = request.getSession();
try{
String username2 = (String)session.getAttribute(“user“);
if(username2 == null){
request.getRequestDispatcher(“error.jsp“).forward(request response);
}
else{
AfficheBean afficheBean = new AfficheBean();
String method = request.getParameter(“method“).trim();
if(method.equals(“addAffiche“)){//增加公告
String title = Filter.escapeHTMLTags(request.getParameter(“title“).trim());
String content = Filter.escapeHTMLTags(request.getParameter(“content“).trim());
String adder = username2;
String ifhide = Filter.escapeHTMLTags(request.getParameter(“ifhide“).trim());
int flag = afficheBean.addAffiche(title content adder ifhide);
if(flag == Constant.SUCCESS){
request.setAttribute(“message“ “操作成功!“);
request.getRequestDispatcher(sysdir+“/affiche/index.jsp“).forward(request response);
}
else{
request.setAttribute(“message“ “系统维护中请稍后再试!“);
request.getRequestDispatcher(sysdir+“/affiche/index.jsp“).forward(
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