0N/A/*
1472N/A * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
1472N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1472N/A * or visit www.oracle.com if you need additional information or have any
1472N/A * questions.
0N/A */
0N/A
0N/Aimport java.net.*;
1879N/Aimport java.util.*;
1879N/Aimport java.io.*;
1879N/Aimport com.sun.net.httpserver.*;
1879N/Aimport java.util.concurrent.Executors;
1879N/Aimport java.util.concurrent.ExecutorService;
1879N/A
1879N/Apublic class RetryPost
1879N/A{
1879N/A static boolean shouldRetry = true;
0N/A
0N/A com.sun.net.httpserver.HttpServer httpServer;
0N/A MyHandler httpHandler;
0N/A ExecutorService executorService;
0N/A
0N/A public static void main(String[] args) {
0N/A if (args.length == 1 && args[0].equals("noRetry"))
0N/A shouldRetry = false;
0N/A
0N/A new RetryPost();
0N/A }
0N/A
0N/A public RetryPost() {
0N/A try {
0N/A startHttpServer(shouldRetry);
0N/A doClient();
0N/A } catch (IOException ioe) {
0N/A System.err.println(ioe);
0N/A }
0N/A }
0N/A
0N/A void doClient() {
0N/A try {
0N/A InetSocketAddress address = httpServer.getAddress();
0N/A URL url = new URL("http://" + address.getHostName() + ":" + address.getPort() + "/test/");
0N/A HttpURLConnection uc = (HttpURLConnection)url.openConnection();
0N/A uc.setDoOutput(true);
0N/A uc.setRequestMethod("POST");
0N/A uc.getResponseCode();
0N/A
0N/A // if we reach here then we have failed
0N/A throw new RuntimeException("Failed: POST request being retried");
0N/A
0N/A } catch (SocketException se) {
0N/A // this is what we expect to happen and is OK.
0N/A if (shouldRetry && httpHandler.getCallCount() != 2)
0N/A throw new RuntimeException("Failed: Handler should have been called twice. " +
0N/A "It was called "+ httpHandler.getCallCount() + " times");
0N/A else if (!shouldRetry && httpHandler.getCallCount() != 1)
0N/A throw new RuntimeException("Failed: Handler should have only been called once" +
0N/A "It was called "+ httpHandler.getCallCount() + " times");
0N/A } catch (IOException e) {
0N/A e.printStackTrace();
0N/A } finally {
0N/A httpServer.stop(1);
0N/A executorService.shutdown();
0N/A }
0N/A }
0N/A
0N/A /**
0N/A * Http Server
0N/A */
0N/A public void startHttpServer(boolean shouldRetry) throws IOException {
0N/A httpServer = com.sun.net.httpserver.HttpServer.create(new InetSocketAddress(0), 0);
0N/A httpHandler = new MyHandler(shouldRetry);
0N/A
0N/A HttpContext ctx = httpServer.createContext("/test/", httpHandler);
0N/A
0N/A executorService = Executors.newCachedThreadPool();
0N/A httpServer.setExecutor(executorService);
0N/A httpServer.start();
0N/A }
0N/A
0N/A class MyHandler implements HttpHandler {
0N/A int callCount = 0;
0N/A boolean shouldRetry;
0N/A
0N/A public MyHandler(boolean shouldRetry) {
0N/A this.shouldRetry = shouldRetry;
0N/A }
0N/A
0N/A public void handle(HttpExchange t) throws IOException {
0N/A callCount++;
0N/A
0N/A if (callCount > 1 && !shouldRetry) {
0N/A // if this bug has been fixed then this method will not be called twice
0N/A // when -Dhttp.retryPost=false
0N/A t.sendResponseHeaders(400, -1); // indicate failure by returning 400
0N/A } else {
0N/A // simply close out the stream without sending any data.
0N/A OutputStream os = t.getResponseBody();
0N/A os.close();
0N/A }
0N/A }
0N/A
0N/A public int getCallCount() {
0N/A return callCount;
0N/A }
0N/A }
0N/A
0N/A}
0N/A