1 package fi.iki.elonen;
2 
3 /*
4  * #%L
5  * NanoHttpd-Samples
6  * %%
7  * Copyright (C) 2012 - 2015 nanohttpd
8  * %%
9  * Redistribution and use in source and binary forms, with or without modification,
10  * are permitted provided that the following conditions are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright notice, this
13  *    list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright notice,
16  *    this list of conditions and the following disclaimer in the documentation
17  *    and/or other materials provided with the distribution.
18  *
19  * 3. Neither the name of the nanohttpd nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software without
21  *    specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
25  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26  * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
27  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
28  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
30  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
31  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
32  * OF THE POSSIBILITY OF SUCH DAMAGE.
33  * #L%
34  */
35 
36 import java.util.Map;
37 import java.util.logging.Logger;
38 
39 import fi.iki.elonen.util.ServerRunner;
40 
41 /**
42  * An example of subclassing NanoHTTPD to make a custom HTTP server.
43  */
44 public class HelloServer extends NanoHTTPD {
45 
46     /**
47      * logger to log to.
48      */
49     private static final Logger LOG = Logger.getLogger(HelloServer.class.getName());
50 
main(String[] args)51     public static void main(String[] args) {
52         ServerRunner.run(HelloServer.class);
53     }
54 
HelloServer()55     public HelloServer() {
56         super(8080);
57     }
58 
59     @Override
serve(IHTTPSession session)60     public Response serve(IHTTPSession session) {
61         Method method = session.getMethod();
62         String uri = session.getUri();
63         HelloServer.LOG.info(method + " '" + uri + "' ");
64 
65         String msg = "<html><body><h1>Hello server</h1>\n";
66         Map<String, String> parms = session.getParms();
67         if (parms.get("username") == null) {
68             msg += "<form action='?' method='get'>\n" + "  <p>Your name: <input type='text' name='username'></p>\n" + "</form>\n";
69         } else {
70             msg += "<p>Hello, " + parms.get("username") + "!</p>";
71         }
72 
73         msg += "</body></html>\n";
74 
75         return newFixedLengthResponse(msg);
76     }
77 }
78