| /* |
| * Copyright (c) 2015, 2019, 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 com.sun.net.httpserver.*; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.net.InetAddress; |
| import java.net.InetSocketAddress; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| |
| /** |
| * Extremely simple server that only performs one task. The server listens for |
| * requests on the ephemeral port. If it sees a request that begins with |
| * "/multi-release.jar", it consumes the request and returns a stream of bytes |
| * representing the jar file multi-release.jar found in "userdir". |
| */ |
| class SimpleHttpServer { |
| private static final String userdir = System.getProperty("user.dir", "."); |
| private static final Path multirelease = Paths.get(userdir, "multi-release.jar"); |
| |
| private final HttpServer server; |
| private final InetAddress address; |
| |
| public SimpleHttpServer() throws IOException { |
| this(null); |
| } |
| |
| public SimpleHttpServer(InetAddress addr) throws IOException { |
| address = addr; |
| server = HttpServer.create(); |
| } |
| |
| public void start() throws IOException { |
| server.bind(new InetSocketAddress(address, 0), 0); |
| server.createContext("/multi-release.jar", t -> { |
| try (InputStream is = t.getRequestBody()) { |
| is.readAllBytes(); // probably not necessary to consume request |
| byte[] bytes = Files.readAllBytes(multirelease); |
| t.sendResponseHeaders(200, bytes.length); |
| try (OutputStream os = t.getResponseBody()) { |
| os.write(bytes); |
| } |
| } |
| }); |
| server.setExecutor(null); // creates a default executor |
| server.start(); |
| } |
| |
| public void stop() { |
| server.stop(0); |
| } |
| |
| int getPort() { |
| return server.getAddress().getPort(); |
| } |
| } |
| |