| /* |
| * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.util.*; |
| import java.util.concurrent.*; |
| import java.io.*; |
| import java.net.*; |
| import java.security.*; |
| import javax.net.ssl.*; |
| import com.sun.net.httpserver.*; |
| |
| /** |
| * Implements a basic static content HTTP server |
| * which understands text/html, text/plain content types |
| * |
| * Must be given an abs pathname to the document root. |
| * Directory listings together with text + html files |
| * can be served. |
| */ |
| public class FileServerHandler implements HttpHandler { |
| |
| public static void main (String[] args) throws Exception { |
| if (args.length != 3) { |
| System.out.println ("usage: java FileServerHandler rootDir port logfilename"); |
| System.exit(1); |
| } |
| String rootDir = args[0]; |
| int port = Integer.parseInt (args[1]); |
| String logfile = args[2]; |
| HttpServer server = HttpServer.create (new InetSocketAddress (8000), 0); |
| HttpHandler h = new FileServerHandler (rootDir); |
| |
| HttpContext c = server.createContext ("/", h); |
| c.getFilters().add (new LogFilter (new File (logfile))); |
| server.setExecutor (Executors.newCachedThreadPool()); |
| server.start (); |
| } |
| |
| String docroot; |
| |
| FileServerHandler (String docroot) { |
| this.docroot = docroot; |
| } |
| |
| int invocation = 1; |
| public void handle (HttpExchange t) |
| throws IOException |
| { |
| InputStream is = t.getRequestBody(); |
| Headers map = t.getRequestHeaders(); |
| Headers rmap = t.getResponseHeaders(); |
| URI uri = t.getRequestURI(); |
| String path = uri.getPath(); |
| |
| while (is.read () != -1) ; |
| is.close(); |
| File f = new File (docroot, path); |
| if (!f.exists()) { |
| notfound (t, path); |
| return; |
| } |
| String fixedrequest = map.getFirst ("XFixed"); |
| |
| String method = t.getRequestMethod(); |
| if (method.equals ("HEAD")) { |
| rmap.set ("Content-Length", Long.toString (f.length())); |
| t.sendResponseHeaders (200, -1); |
| t.close(); |
| } else if (!method.equals("GET")) { |
| t.sendResponseHeaders (405, -1); |
| t.close(); |
| return; |
| } |
| |
| if (path.endsWith (".html") || path.endsWith (".htm")) { |
| rmap.set ("Content-Type", "text/html"); |
| } else { |
| rmap.set ("Content-Type", "text/plain"); |
| } |
| if (f.isDirectory()) { |
| if (!path.endsWith ("/")) { |
| moved (t); |
| return; |
| } |
| rmap.set ("Content-Type", "text/html"); |
| t.sendResponseHeaders (200, 0); |
| String[] list = f.list(); |
| OutputStream os = t.getResponseBody(); |
| PrintStream p = new PrintStream (os); |
| p.println ("<h2>Directory listing for: " + path+ "</h2>"); |
| p.println ("<ul>"); |
| for (int i=0; i<list.length; i++) { |
| p.println ("<li><a href=\""+list[i]+"\">"+list[i]+"</a></li>"); |
| } |
| p.println ("</ul><p><hr>"); |
| p.flush(); |
| p.close(); |
| } else { |
| int clen; |
| if (fixedrequest != null) { |
| clen = (int) f.length(); |
| } else { |
| clen = 0; |
| } |
| t.sendResponseHeaders (200, clen); |
| OutputStream os = t.getResponseBody(); |
| FileInputStream fis = new FileInputStream (f); |
| int count = 0; |
| try { |
| byte[] buf = new byte [16 * 1024]; |
| int len; |
| while ((len=fis.read (buf)) != -1) { |
| os.write (buf, 0, len); |
| count += len; |
| } |
| } catch (IOException e) { |
| e.printStackTrace(); |
| } |
| fis.close(); |
| os.close(); |
| } |
| } |
| |
| void moved (HttpExchange t) throws IOException { |
| Headers req = t.getRequestHeaders(); |
| Headers map = t.getResponseHeaders(); |
| URI uri = t.getRequestURI(); |
| String host = req.getFirst ("Host"); |
| String location = "http://"+host+uri.getPath() + "/"; |
| map.set ("Content-Type", "text/html"); |
| map.set ("Location", location); |
| t.sendResponseHeaders (301, -1); |
| t.close(); |
| } |
| |
| void notfound (HttpExchange t, String p) throws IOException { |
| t.getResponseHeaders().set ("Content-Type", "text/html"); |
| t.sendResponseHeaders (404, 0); |
| OutputStream os = t.getResponseBody(); |
| String s = "<h2>File not found</h2>"; |
| s = s + p + "<p>"; |
| os.write (s.getBytes()); |
| os.close(); |
| t.close(); |
| } |
| } |