simple java web framework

SimpleWEB ServerA simple WEB server will be built by listing 9.2. of course, the other party's method and response events must also be improved. simple servers do not analyze and store request headers. the new WEB server will analyze and store requests to prepare for future processing. for this purpose, you must have a

this blog is original: Integrated still Silicon Valley (http://www.atguigu.com) System tutorial (deep thank) and network of existing resources (blogs, documents, books, etc.), the source of resources I will mark The purpose of this blog: ① summary of their own learning process, equivalent to study notes ② to share their own experience to everyone, learn from each other, communication, not commercial content inevitably appear problems, welcome to correct, exchange, discussion, you can leave a mes

I. OverviewTest1. Create a Cookie ObjectCookie Cookie1=new Cookie ("name", "XRK");2, call response a method to pass the cookie to the clientResponse.addcookie (COOKIE1);1. Obtaining CookiesCookie[] Cookies=request.getcookies ();if (cookies!=nullcookies.length>1) {for (Cookie cookie2:cookies) {Gets the name and value of the cookieOut.print (Cookie2.getname () + ":" +cookie2.getvalue ());Out.print ("}}else{Out.print ("No cookies are being created!") ");Cookie Cookie3=new Cookie ("name", "XRKKKK");

; /** * @see httpservlet#httpservlet () * * * Public verificationcode () {super (); TODO auto-generated Constructor stub}/** * @see httpservlet#doget (httpservletrequest request, Httpservletrespon SE response) */protected void doget (HttpServletRequest request, HttpServletResponse ResponSE) throws Servletexception, IOException {//TODO auto-generated method Stub int width = 120; int height = 30; Create an in-memory cache picture BufferedImage BufferedImage = new BufferedImage (width

A simple Java Web server implementation, relatively simple, based on java.net.Socket and java.net.ServerSocket implementation;First, the procedure executes the procedure1. Create a ServerSocket object;2. Call the Accept method of the ServerSocket object, wait for the connection, the connection succeeds will return a so

The previous article wrote a simple Java Web server implementation, can only handle some static resource requests, this article implementation of the Servlet container based on the previous server made a small transformation, increased the processing of servlet requests. Program execution steps1. Create a ServerSocket object;2. Call the Accept method of the Serv

It is well known that the communication between the Web server and the client is using the HTTP protocol. HTTP is a standard (TCP) for both client and server-side requests and responses. Because the HTTP protocol is based on the TCP protocol, I will use the socket in Java to complete this simple Web server. For more de

Path.contains ("login.jsp") anyway how accurate how to come not to say moreif (Path.indexof ("/login.jsp") >-1) {//Note: Login page must not filter or filter on ... Self-commissioning Don't be lazy! It's a deep memory.Arg2.dofilter (req, resp);Return} else {//If the filter is not login.jspif (password = = NULL | | "". Equals (password)) {Jump to landing pageResp.sendredirect ("login.jsp");} else {Have landed, continue this requestArg2.dofilter (req, resp);}}}public void init (Filterconfig arg0)

Google http://www.googto.com/1. FormsHere, the action in the form cannot take "/", without/representing the relative path, with "/" for absolute path, must be written/project name/url. 2, Web. XML configuration There must be a/in the url-pattern here, or it will error java.lang.IllegalArgumentException:Invalid 3. Logincontroller rewrite Dopost and Doget codeReference W3cschool in the servlet tutorialHttp://www.runoob.com/servlet/servlet-form-data.htm

Project members: Zhang Jinsheng Zhang ZhengRequirements Analysis:1. To carry out arithmetic;2. Calculation problem is random;3. Make a judgment of right and wrong;4. Integer operation.Program outline:1. Implement with JSP;2. Users can choose the number of topics;3. The answer page is listed in the form;4. Contains the input box to fill in the answer;5. After the answer, click Submit will directly show the correct error of the corresponding topic.Implementation process:The data structure mainly u