75 lines
2.6 KiB
Java
75 lines
2.6 KiB
Java
/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import com.sun.net.httpserver.*;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.net.InetSocketAddress;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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/**
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* Extremely simple server that only performs one task. The server listens for
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* requests on the ephemeral port. If it sees a request that begins with
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* "/multi-release.jar", it consumes the request and returns a stream of bytes
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* representing the jar file multi-release.jar found in "userdir".
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*/
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class SimpleHttpServer {
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private static final String userdir = System.getProperty("user.dir", ".");
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private static final Path multirelease = Paths.get(userdir, "multi-release.jar");
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private final HttpServer server;
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public SimpleHttpServer() throws IOException {
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server = HttpServer.create();
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}
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public void start() throws IOException {
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server.bind(new InetSocketAddress(0), 0);
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server.createContext("/multi-release.jar", t -> {
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try (InputStream is = t.getRequestBody()) {
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is.readAllBytes(); // probably not necessary to consume request
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byte[] bytes = Files.readAllBytes(multirelease);
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t.sendResponseHeaders(200, bytes.length);
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try (OutputStream os = t.getResponseBody()) {
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os.write(bytes);
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}
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}
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});
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server.setExecutor(null); // creates a default executor
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server.start();
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}
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public void stop() {
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server.stop(0);
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}
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int getPort() {
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return server.getAddress().getPort();
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}
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}
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