浣跨??WR锛?Direct Web Remoting锛??ㄤ??瑰??web椤甸???Java绫讳氦浜?锛?瀹??拌?绋????″?ㄧ??AJAX璇诲???诲??版????
浣跨??STL锛?Java server pages standarded tag library锛???SP??????绛惧?锛?锛?姝ゅ?????CP锛?Java community Proces锛????跺????????瑙???锛?瀹?涓昏???渚?缁?Java Web寮???浜哄??涓?涓????????ㄧ????绛惧?锛?骞剁??pache??Jakarta灏?缁??ョ淮?ゃ??寮???浜哄????浠ュ?╃?ㄨ?浜???绛惧??浠?SP椤甸?????Java浠ｇ??锛?浠?????楂?绋?搴?????璇绘?э???浣?绋?搴???缁存?ら?惧害??
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id
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int
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title
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varchar
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content
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varchar
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addtime
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datetime
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adder
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varchar
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ifhide
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int
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package com.action;
/**
* 缃?绔?????
* @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. <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 {
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(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")) {// 澧???????
String title = Filter.escapeHTMLTags(request.getParameter("title").trim());
String content = Filter.escapeHTMLTags(request.getParameter("content").trim());
String adder = username2;
String ifhide = Filter.escapeHTMLTags("1");
int flag = afficheBean.addAffiche(title, content, adder, ifhide);
if (flag == Constant.SUCCESS) {
request.setAttribute("message", "??浣?????锛?");
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
} else {
request.setAttribute("message", "绯荤?缁存?や腑璇风?????璇?锛?");
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
}
} else if (method.equals("editAffiche")) {// 淇??瑰????
String id = Filter.escapeHTMLTags(request.getParameter("id").trim());
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.updateAffiche(Integer.parseInt(id), title, content, adder, ifhide);
if (flag == Constant.SUCCESS) {
request.setAttribute("message", "??浣?????锛?");
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
} else {
request.setAttribute("message", "绯荤?缁存?や腑璇风?????璇?锛?");
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
}
} else if (method.equals("hideAffiche")) {
String id = Filter.escapeHTMLTags(request.getParameter("id").trim());
int flag = afficheBean.hideAffiche(Integer.parseInt(id));
if (flag == Constant.SUCCESS) {
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
} else {
request.setAttribute("message", "绯荤?缁存?や腑锛?璇风?????璇?锛?");
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
}
} else if (method.equals("delaffiche")) {// ???ゅ????
String id = Filter.escapeHTMLTags(request.getParameter("id").trim());
int flag = afficheBean.delAffiche(Integer.parseInt(id));
if (flag == Constant.SUCCESS) {
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
} else {
request.setAttribute("message", "绯荤?缁存?や腑锛?璇风?????璇?锛?");
request.getRequestDispatcher(sysdir + "/affiche/index.jsp").forward(request, response);
}
}
}
} catch (Exception e) {
e.printStackTrace();
request.getRequestDispatcher("error.jsp").forward(request, response);
}
}
/**
* Initialization of the servlet. <br>
*
* @throws ServletException
* if an error occure
*/
public void init() throws ServletException {
// Put your code here
}
}
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