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Simplehttpserver.java
ImportJava.io.FileInputStream;Importjava.io.IOException;Importjava.net.InetSocketAddress;ImportJava.net.Socket;ImportJava.nio.ByteBuffer;ImportJava.nio.CharBuffer;ImportJava.nio.channels.FileChannel;ImportJava.nio.channels.ServerSocketChannel;ImportJava.nio.channels.SocketChannel;ImportJava.nio.charset.Charset;ImportJava.util.concurrent.ExecutorService;Importjava.util.concurrent.Executors; Public classSimplehttpserver {Private intPort = 8088; PrivateServersocketchannel Serversocketchannel =NULL; PrivateExecutorservice Executorservice; Private Static Final intPool_multiple = 4; PublicSimplehttpserver ()throwsIOException {executorservice= Executors.newfixedthreadpool (Runtime.getruntime (). Availableprocessors () *pool_multiple); Serversocketchannel=Serversocketchannel.open (); Serversocketchannel.socket (). Setreuseaddress (true); Serversocketchannel.socket (). Bind (Newinetsocketaddress (port)); System.out.println ("Server starting ..."); } Public voidService () { while(true) {Socketchannel Socketchannel=NULL; Try{Socketchannel=serversocketchannel.accept (); Executorservice.execute (NewHandler (Socketchannel)); } Catch(IOException e) {e.printstacktrace (); } } } Public Static voidMain (string[] args)throwsIOException {Newsimplehttpserver (). Service (); } classHandlerImplementsRunnable {PrivateSocketchannel Socketchannel; PublicHandler (Socketchannel socketchannel) { This. Socketchannel =Socketchannel; } Public voidrun () {handle (Socketchannel); } Public voidhandle (Socketchannel socketchannel) {FileInputStream in=NULL; Try{Socket Socket=Socketchannel.socket (); System.out.println ("Connecting from:" + socket.getinetaddress () + ":" +Socket.getport ()); Bytebuffer Buffer= Bytebuffer.allocate (1024); Socketchannel.read (buffer); Buffer.flip (); String Request=decode (buffer); System.out.print (Request); StringBuffer SB=NewStringBuffer ("http/1.1 ok\r\n"); Sb.append ("Content-type:text/html\r\n\r\n"); Socketchannel.write (Encode (sb.tostring ())); String firstlineofrequest= request.substring (0, Request.indexof ("\ r \ n")); if(Firstlineofrequest.indexof ("login.htm")! =-1) in=NewFileInputStream ("login.htm"); Elseinch=NewFileInputStream ("Hello.htm"); FileChannel FileChannel=In.getchannel (); Filechannel.transferto (0, Filechannel.size (), Socketchannel); } Catch(Exception e) {//e.printstacktrace (); } finally { Try { if(Socketchannel! =NULL) Socketchannel.close (); if(In! =NULL) In.close (); } Catch(IOException e) {e.printstacktrace (); } } } PrivateCharset Charset =Charset.defaultcharset (); PublicString decode (bytebuffer buffer) {Charbuffer Charbuff=charset.decode (buffer); returncharbuff.tostring (); } Publicbytebuffer encode (String str) {returnCharset.encode (str); } }}
Login.htm
<HTMLLang= "ZH-CN"><Head> <title>Login.htm</title> <MetaCharSet= "Utf-8"> </Head><Body> <formname= "LoginForm"Method= "POST"Action= "Hello.htm">/* <form name= "loginform" method= "Get" action= "hello.htm" > * / <Table> <TR><TD><DivAlign= "Right">User name:</Div></TD> <TD><inputtype= "text"name= "username"></TD> </TR> <TR><TD><DivAlign= "Right">Password:</Div></TD> <TD><inputtype= "Password"name= "Password"></TD> </TR> <TR><TD></TD> <TD><inputtype= "Submit"name= "Submit"value= "Submit"></TD> </TR> </Table> </form></Body></HTML>
Hello.htm
<HTMLLang= "ZH-CN"><Head> <title>Hello.htm</title> <MetaCharSet= "Utf-8"> </Head><Body> <P>It works!</P></Body></HTML>
// GET Request (default) /login. htm http/1.1*/*accept-language:zh-cnuser-agent:mozilla/ 4.0 (compatible; MSIE 8.0; Windows NT 6.1; trident/4.0; Qdesk 2.5.1277.202; SLCC2;. NET CLR 2.0.50727;. NET CLR 3.5.30729;. NET CLR 3.0.30729; Media Center PC 6.0) accept-encoding:gzip, Deflatehost:127.0.0.1:8088connection:keep-alive
// POST request post /hello.htm http/accept:image /jpeg, Application/x-ms-application, Image/gif, Application/xaml+xml, Image/pjpeg, APPLICATION/X-MS-XBAP, *< Span style= "color: #008000;" >/* referer: http://127.0.0.1 :8088/login.htmaccept-language:zh-cnuser-agent:mozilla/ 4.0 (compatible; MSIE 8.0; Windows NT 6.1; trident/4.0; Qdesk 2.5.1277.202; SLCC2;. NET CLR 2.0.50727;. NET CLR 3.5.30729;. NET CLR 3.0.30729; Media Center PC 6.0) Content-type:application/x-www-form-urlencodedaccept-encoding:gzip, Deflatehost: 127.0.0.1:8088content-length:49connection:keep-alivecache-control:no-cacheusername=username&password= Password&submit=submit
// Get request with variables /hello.htm?username=username&password=password&submit=submit http/1.1Accept:image /jpeg, Application/x-ms-application, Image/gif, Application/xaml+xml, Image/pjpeg, APPLICATION/X-MS-XBAP, * /*http://127.0.0.1: 8088/login.htmaccept-language:zh-cnuser-agent:mozilla/4.0 ( Compatible MSIE 8.0; Windows NT 6.1; trident/4.0; Qdesk 2.5.1277.202; SLCC2;. NET CLR 2.0.50727;. NET CLR 3.5.30729;. NET CLR 3.0.30729; Media Center PC 6.0) accept-encoding:gzip, Deflatehost:127.0.0.1:8088connection:keep-alive
Simplehttpserver blocking mode
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