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/*
* Copyright (c) 2012, 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.
*/
/*
* @test
* @bug 7181793
* @summary getOutputStream create streams that cannot be GC'ed until Socket is closed
* @run main/othervm -Xmx32m SocketGrowth
*/
import java.io.IOException;
import java.net.InetAddress;
import java.net.ServerSocket;
import java.net.Socket;
public class SocketGrowth {
public static void main(String[] args) throws IOException {
InetAddress loopbackAddress = InetAddress.getLoopbackAddress();
try (ServerSocket ss = new ServerSocket(0, 0, loopbackAddress)) {
try (Socket s = new Socket(loopbackAddress, ss.getLocalPort());
Socket peer = ss.accept()) {
for (int i=0; i<1000000; i++) {
// buggy JDK will run out of memory in this loop
s.getOutputStream();
// test InputStream also while we're here
s.getInputStream();
if (i % 100000 == 0) System.out.println(i);
}
}
}
}
}
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