package fi.iki.elonen.debug; /* * #%L * NanoHttpd-Samples * %% * Copyright (C) 2012 - 2015 nanohttpd * %% * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * 3. Neither the name of the nanohttpd nor the names of its contributors * may be used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * #L% */ import java.util.HashMap; import java.util.List; import java.util.Map; import fi.iki.elonen.NanoHTTPD; import fi.iki.elonen.util.ServerRunner; public class DebugServer extends NanoHTTPD { public static void main(String[] args) { ServerRunner.run(DebugServer.class); } public DebugServer() { super(8080); } private void listItem(StringBuilder sb, Map.Entry<String, ? extends Object> entry) { sb.append("<li><code><b>").append(entry.getKey()).append("</b> = ").append(entry.getValue()).append("</code></li>"); } @Override public Response serve(IHTTPSession session) { Map<String, List<String>> decodedQueryParameters = decodeParameters(session.getQueryParameterString()); StringBuilder sb = new StringBuilder(); sb.append("<html>"); sb.append("<head><title>Debug Server</title></head>"); sb.append("<body>"); sb.append("<h1>Debug Server</h1>"); sb.append("<p><blockquote><b>URI</b> = ").append(String.valueOf(session.getUri())).append("<br />"); sb.append("<b>Method</b> = ").append(String.valueOf(session.getMethod())).append("</blockquote></p>"); sb.append("<h3>Headers</h3><p><blockquote>").append(toString(session.getHeaders())).append("</blockquote></p>"); sb.append("<h3>Parms</h3><p><blockquote>").append(toString(session.getParms())).append("</blockquote></p>"); sb.append("<h3>Parms (multi values?)</h3><p><blockquote>").append(toString(decodedQueryParameters)).append("</blockquote></p>"); try { Map<String, String> files = new HashMap<String, String>(); session.parseBody(files); sb.append("<h3>Files</h3><p><blockquote>").append(toString(files)).append("</blockquote></p>"); } catch (Exception e) { e.printStackTrace(); } sb.append("</body>"); sb.append("</html>"); return newFixedLengthResponse(sb.toString()); } private String toString(Map<String, ? extends Object> map) { if (map.size() == 0) { return ""; } return unsortedList(map); } private String unsortedList(Map<String, ? extends Object> map) { StringBuilder sb = new StringBuilder(); sb.append("<ul>"); for (Map.Entry<String, ? extends Object> entry : map.entrySet()) { listItem(sb, entry); } sb.append("</ul>"); return sb.toString(); } }