author | dfuchs |
Tue, 01 Oct 2019 12:10:33 +0100 | |
changeset 58423 | 54de0c861d32 |
parent 54314 | 46cf212cdcca |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2018, 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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|
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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.InetAddress; |
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import java.net.InetSocketAddress; |
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import java.net.ServerSocket; |
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import java.net.Socket; |
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import java.net.URI; |
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import java.net.http.HttpClient; |
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import java.net.http.HttpHeaders; |
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import java.net.http.HttpRequest; |
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import java.net.http.HttpResponse; |
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import java.nio.ByteBuffer; |
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import java.nio.charset.StandardCharsets; |
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import java.util.List; |
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import java.util.concurrent.CompletableFuture; |
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import java.util.concurrent.CompletionStage; |
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import java.util.concurrent.Flow; |
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import jdk.test.lib.net.URIBuilder; |
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|
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/** |
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* @test |
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* @bug 8212926 |
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* @library /test/lib |
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* @summary Basic tests for response timeouts |
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* @run main/othervm LargeResponseContent |
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*/ |
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public class LargeResponseContent { |
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final ServerSocket server; |
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final int port; |
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|
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public LargeResponseContent() throws Exception { |
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server = new ServerSocket(0, 10, InetAddress.getLoopbackAddress()); |
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Thread serverThread = new Thread(this::handleConnection); |
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serverThread.setDaemon(false); |
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port = server.getLocalPort(); |
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serverThread.start(); |
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} |
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|
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void runClient() throws IOException, InterruptedException { |
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URI uri = URIBuilder.newBuilder() |
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.scheme("http") |
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.loopback() |
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.port(port) |
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.path("/foo") |
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.buildUnchecked(); |
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System.out.println("URI: " + uri); |
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HttpClient client = HttpClient.newHttpClient(); |
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HttpRequest request = HttpRequest.newBuilder(uri) |
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.GET() |
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.build(); |
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HttpResponse<Long> response = client.send(request, new ClientHandler()); |
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System.out.println("Response code = " + response.statusCode()); |
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long blen = response.body(); |
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if (blen != CONTENT_LEN) |
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throw new RuntimeException("wrong content length"); |
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} |
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public static void main(String[] args) throws Exception { |
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System.out.println ("CONTENT_LEN = " + CONTENT_LEN); |
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System.out.println ("CLEN_STR = " + CLEN_STR); |
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LargeResponseContent test = new LargeResponseContent(); |
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test.runClient(); |
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} |
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static class ClientHandler implements HttpResponse.BodyHandler<Long> { |
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@Override |
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public HttpResponse.BodySubscriber<Long> apply(HttpResponse.ResponseInfo responseInfo) { |
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HttpHeaders headers = responseInfo.headers(); |
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headers.firstValue("content-length"); |
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long clen = headers.firstValueAsLong("content-length").orElse(-1); |
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if (clen != CONTENT_LEN) |
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return new Subscriber(new RuntimeException("Wrong content length received")); |
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return new Subscriber(null); |
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} |
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} |
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static class Subscriber implements HttpResponse.BodySubscriber<Long> { |
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final CompletableFuture<Long> cf = new CompletableFuture<>(); |
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volatile Flow.Subscription subscription; |
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volatile long counter = 0; |
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Subscriber(Throwable t) { |
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if (t != null) |
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cf.completeExceptionally(t); |
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} |
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@Override |
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public CompletionStage<Long> getBody() { |
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return cf; |
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} |
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@Override |
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public void onSubscribe(Flow.Subscription subscription) { |
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this.subscription = subscription; |
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subscription.request(Long.MAX_VALUE); |
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} |
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@Override |
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public void onNext(List<ByteBuffer> item) { |
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long v = 0; |
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for (ByteBuffer b : item) |
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v+= b.remaining(); |
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counter += v; |
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130 |
} |
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131 |
|
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132 |
@Override |
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133 |
public void onError(Throwable throwable) { |
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throwable.printStackTrace(); |
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} |
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136 |
|
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137 |
@Override |
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public void onComplete() { |
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cf.complete(counter); |
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140 |
} |
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141 |
} |
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142 |
|
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static final long CONTENT_LEN = Integer.MAX_VALUE + 1000L; |
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static final String CLEN_STR = Long.valueOf(CONTENT_LEN).toString(); |
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145 |
|
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static String RESPONSE = "HTTP/1.1 200 OK\r\n" + |
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"Content-length: " + CLEN_STR + "\r\n" + |
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"\r\n"; |
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149 |
|
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150 |
|
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151 |
void readHeaders(InputStream is) throws IOException { |
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String s = ""; |
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byte[] buf = new byte[128]; |
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while (!s.endsWith("\r\n\r\n")) { |
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int c = is.read(buf); |
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String f = new String(buf, 0, c, StandardCharsets.ISO_8859_1); |
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s = s + f; |
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158 |
} |
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159 |
} |
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160 |
|
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161 |
public void handleConnection() { |
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long remaining = CONTENT_LEN; |
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163 |
try { |
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Socket socket = server.accept(); |
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InputStream is = socket.getInputStream(); |
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readHeaders(is); // read first byte |
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OutputStream os = socket.getOutputStream(); |
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os.write(RESPONSE.getBytes()); |
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169 |
byte[] buf = new byte[64 * 1024]; |
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while (remaining > 0) { |
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int amount = (int)Math.min(remaining, buf.length); |
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os.write(buf, 0, amount); |
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remaining -= amount; |
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174 |
} |
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System.out.println("Server: finished writing"); |
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os.close(); |
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177 |
|
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178 |
} catch (IOException e) { |
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long sent = CONTENT_LEN - remaining; |
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System.out.println("Sent " + sent); |
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181 |
e.printStackTrace(); |
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182 |
} |
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183 |
} |
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184 |
} |
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185 |