jdk/test/com/sun/nio/sctp/SctpServerChannel/Accept.java - platform/libcore - Git at Google

 /*
  * Copyright 2009 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  * CA 95054 USA or visit www.sun.com if you need additional information or
  * have any questions.
  */

 /* @test
  * @bug 4927640
  * @summary Tests the SCTP protocol implementation
  * @author chegar
  */

 import java.net.InetSocketAddress;
 import java.net.SocketAddress;
 import java.io.IOException;
 import java.util.concurrent.CountDownLatch;
 import java.nio.channels.AlreadyConnectedException;
 import java.nio.channels.AsynchronousCloseException;
 import java.nio.channels.NotYetBoundException;
 import java.nio.channels.ClosedByInterruptException;
 import java.nio.channels.ClosedChannelException;
 import com.sun.nio.sctp.SctpChannel;
 import com.sun.nio.sctp.SctpServerChannel;
 import static java.lang.System.out;
 import static java.lang.System.err;

 public class Accept {
     static CountDownLatch acceptLatch = new CountDownLatch(1);
     static CountDownLatch closeByIntLatch = new CountDownLatch(1);
     static CountDownLatch asyncCloseLatch = new CountDownLatch(1);
     AcceptServer server = null;

     void test(String[] args) {
         SocketAddress address = null;

         if (!Util.isSCTPSupported()) {
             out.println("SCTP protocol is not supported");
             out.println("Test cannot be run");
             return;
         }

         if (args.length == 2) {
             /* requested to connecct to a specific address */
             try {
                 int port = Integer.valueOf(args[1]);
                 address = new InetSocketAddress(args[0], port);
             } catch (NumberFormatException nfe) {
                 err.println(nfe);
             }
         } else {
             /* start server on local machine, default */
             try {
                 server = new AcceptServer();
                 server.start();
                 address = server.address();
                 debug("Server started and listening on " + address);
             } catch (IOException ioe) {
                 ioe.printStackTrace();
                 return;
             }
         }

         doClient(address);
     }

     void doClient(SocketAddress peerAddress) {
         SctpChannel channel = null;

         try {
             channel = SctpChannel.open(peerAddress, 0, 0);
             acceptLatch.await();

             /* for test 4 */
             closeByIntLatch.await();
             sleep(500);
             server.thread().interrupt();

             /* for test 5 */
             asyncCloseLatch.await();
             sleep(500);
             server.channel().close();

             /* wait for the server thread to finish */
             join(server.thread(), 10000);
         } catch (IOException ioe) {
             unexpected(ioe);
         } catch (InterruptedException ie) {
             unexpected(ie);
         } finally {
             try { if (channel != null) channel.close(); }
             catch (IOException e) { unexpected(e);}
         }
     }

     class AcceptServer implements Runnable
     {
         final InetSocketAddress serverAddr;
         private SctpServerChannel ssc;
         private Thread serverThread;

         public AcceptServer() throws IOException {
             ssc = SctpServerChannel.open();

             /* TEST 1: NotYetBoundException */
             debug("TEST 1: NotYetBoundException");
             try {
                 ssc.accept();
                 fail();
             } catch (NotYetBoundException nybe) {
                 debug("  caught NotYetBoundException");
                 pass();
             } catch (IOException ioe) {
                 unexpected(ioe);
             }

             ssc.bind(null);
             java.util.Set<SocketAddress> addrs = ssc.getAllLocalAddresses();
             if (addrs.isEmpty())
                 debug("addrs should not be empty");

             serverAddr = (InetSocketAddress) addrs.iterator().next();

             /* TEST 2: null if this channel is in non-blocking mode and no
              *         association is available to be accepted  */
             ssc.configureBlocking(false);
             debug("TEST 2: non-blocking mode null");
             try {
                 SctpChannel sc = ssc.accept();
                 check(sc == null, "non-blocking mode should return null");
             } catch (IOException ioe) {
                 unexpected(ioe);
             } finally {
                 ssc.configureBlocking(true);
             }
         }

         void start() {
             serverThread = new Thread(this, "AcceptServer-"  +
                                               serverAddr.getPort());
             serverThread.start();
         }

         InetSocketAddress address() {
             return serverAddr;
         }

         SctpServerChannel channel() {
             return ssc;
         }

         Thread thread() {
             return serverThread;
         }

         @Override
         public void run() {
             SctpChannel sc = null;
             try {
                 /* TEST 3: accepted channel */
                 debug("TEST 3: accepted channel");
                 sc = ssc.accept();

                 checkAcceptedChannel(sc);
                 acceptLatch.countDown();

                 /* TEST 4: ClosedByInterruptException */
                 debug("TEST 4: ClosedByInterruptException");
                 try {
                     closeByIntLatch.countDown();
                     ssc.accept();
                     fail();
                 } catch (ClosedByInterruptException unused) {
                     debug("  caught ClosedByInterruptException");
                     pass();
                 }

                 /* TEST 5: AsynchronousCloseException */
                 debug("TEST 5: AsynchronousCloseException");
                 /* reset thread interrupt status */
                 Thread.currentThread().interrupted();

                 ssc = SctpServerChannel.open().bind(null);
                 try {
                     asyncCloseLatch.countDown();
                     ssc.accept();
                     fail();
                 } catch (AsynchronousCloseException unused) {
                     debug("  caught AsynchronousCloseException");
                     pass();
                 }

                 /* TEST 6: ClosedChannelException */
                 debug("TEST 6: ClosedChannelException");
                 try {
                     ssc.accept();
                     fail();
                 } catch (ClosedChannelException unused) {
                     debug("  caught ClosedChannelException");
                     pass();
                 }
                 ssc = null;
             } catch (IOException ioe) {
                 ioe.printStackTrace();
             } finally {
                 try { if (ssc != null) ssc.close(); }
                 catch (IOException  ioe) { unexpected(ioe); }
                 try { if (sc != null) sc.close(); }
                 catch (IOException  ioe) { unexpected(ioe); }
             }
         }
     }

     void checkAcceptedChannel(SctpChannel sc) {
         try {
             debug("Checking accepted SctpChannel");
             check(sc.association() != null,
                   "accepted channel should have an association");
             check(!(sc.getRemoteAddresses().isEmpty()),
                   "accepted channel should be connected");
             check(!(sc.isConnectionPending()),
                   "accepted channel should not have a connection pending");
             check(sc.isBlocking(),
                   "accepted channel should be blocking");
             try { sc.connect(new TestSocketAddress()); fail(); }
             catch (AlreadyConnectedException unused) { pass(); }
             try { sc.bind(new TestSocketAddress()); fail(); }
             catch (AlreadyConnectedException unused) { pass(); }
         } catch (IOException unused) { fail(); }
     }

     static class TestSocketAddress extends SocketAddress {}

         //--------------------- Infrastructure ---------------------------
     boolean debug = true;
     volatile int passed = 0, failed = 0;
     void pass() {passed++;}
     void fail() {failed++; Thread.dumpStack();}
     void fail(String msg) {err.println(msg); fail();}
     void unexpected(Throwable t) {failed++; t.printStackTrace();}
     void check(boolean cond) {if (cond) pass(); else fail();}
     void check(boolean cond, String failMessage) {if (cond) pass(); else fail(failMessage);}
     void debug(String message) {if(debug) { out.println(message); }  }
     void sleep(long millis) { try { Thread.currentThread().sleep(millis); }
                           catch(InterruptedException ie) { unexpected(ie); }}
     void join(Thread thread, long millis) { try { thread.join(millis); }
                           catch(InterruptedException ie) { unexpected(ie); }}
     public static void main(String[] args) throws Throwable {
         Class<?> k = new Object(){}.getClass().getEnclosingClass();
         try {k.getMethod("instanceMain",String[].class)
                 .invoke( k.newInstance(), (Object) args);}
         catch (Throwable e) {throw e.getCause();}}
     public void instanceMain(String[] args) throws Throwable {
         try {test(args);} catch (Throwable t) {unexpected(t);}
         out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
         if (failed > 0) throw new AssertionError("Some tests failed");}

 }
	/*
	* Copyright 2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
	* CA 95054 USA or visit www.sun.com if you need additional information or
	* have any questions.
	*/

	/* @test
	* @bug 4927640
	* @summary Tests the SCTP protocol implementation
	* @author chegar
	*/

	import java.net.InetSocketAddress;
	import java.net.SocketAddress;
	import java.io.IOException;
	import java.util.concurrent.CountDownLatch;
	import java.nio.channels.AlreadyConnectedException;
	import java.nio.channels.AsynchronousCloseException;
	import java.nio.channels.NotYetBoundException;
	import java.nio.channels.ClosedByInterruptException;
	import java.nio.channels.ClosedChannelException;
	import com.sun.nio.sctp.SctpChannel;
	import com.sun.nio.sctp.SctpServerChannel;
	import static java.lang.System.out;
	import static java.lang.System.err;

	public class Accept {
	static CountDownLatch acceptLatch = new CountDownLatch(1);
	static CountDownLatch closeByIntLatch = new CountDownLatch(1);
	static CountDownLatch asyncCloseLatch = new CountDownLatch(1);
	AcceptServer server = null;

	void test(String[] args) {
	SocketAddress address = null;

	if (!Util.isSCTPSupported()) {
	out.println("SCTP protocol is not supported");
	out.println("Test cannot be run");
	return;
	}

	if (args.length == 2) {
	/* requested to connecct to a specific address */
	try {
	int port = Integer.valueOf(args[1]);
	address = new InetSocketAddress(args[0], port);
	} catch (NumberFormatException nfe) {
	err.println(nfe);
	}
	} else {
	/* start server on local machine, default */
	try {
	server = new AcceptServer();
	server.start();
	address = server.address();
	debug("Server started and listening on " + address);
	} catch (IOException ioe) {
	ioe.printStackTrace();
	return;
	}
	}

	doClient(address);
	}

	void doClient(SocketAddress peerAddress) {
	SctpChannel channel = null;

	try {
	channel = SctpChannel.open(peerAddress, 0, 0);
	acceptLatch.await();

	/* for test 4 */
	closeByIntLatch.await();
	sleep(500);
	server.thread().interrupt();

	/* for test 5 */
	asyncCloseLatch.await();
	sleep(500);
	server.channel().close();

	/* wait for the server thread to finish */
	join(server.thread(), 10000);
	} catch (IOException ioe) {
	unexpected(ioe);
	} catch (InterruptedException ie) {
	unexpected(ie);
	} finally {
	try { if (channel != null) channel.close(); }
	catch (IOException e) { unexpected(e);}
	}
	}

	class AcceptServer implements Runnable
	{
	final InetSocketAddress serverAddr;
	private SctpServerChannel ssc;
	private Thread serverThread;

	public AcceptServer() throws IOException {
	ssc = SctpServerChannel.open();

	/* TEST 1: NotYetBoundException */
	debug("TEST 1: NotYetBoundException");
	try {
	ssc.accept();
	fail();
	} catch (NotYetBoundException nybe) {
	debug(" caught NotYetBoundException");
	pass();
	} catch (IOException ioe) {
	unexpected(ioe);
	}

	ssc.bind(null);
	java.util.Set<SocketAddress> addrs = ssc.getAllLocalAddresses();
	if (addrs.isEmpty())
	debug("addrs should not be empty");

	serverAddr = (InetSocketAddress) addrs.iterator().next();

	/* TEST 2: null if this channel is in non-blocking mode and no
	* association is available to be accepted */
	ssc.configureBlocking(false);
	debug("TEST 2: non-blocking mode null");
	try {
	SctpChannel sc = ssc.accept();
	check(sc == null, "non-blocking mode should return null");
	} catch (IOException ioe) {
	unexpected(ioe);
	} finally {
	ssc.configureBlocking(true);
	}
	}

	void start() {
	serverThread = new Thread(this, "AcceptServer-" +
	serverAddr.getPort());
	serverThread.start();
	}

	InetSocketAddress address() {
	return serverAddr;
	}

	SctpServerChannel channel() {
	return ssc;
	}

	Thread thread() {
	return serverThread;
	}

	@Override
	public void run() {
	SctpChannel sc = null;
	try {
	/* TEST 3: accepted channel */
	debug("TEST 3: accepted channel");
	sc = ssc.accept();

	checkAcceptedChannel(sc);
	acceptLatch.countDown();

	/* TEST 4: ClosedByInterruptException */
	debug("TEST 4: ClosedByInterruptException");
	try {
	closeByIntLatch.countDown();
	ssc.accept();
	fail();
	} catch (ClosedByInterruptException unused) {
	debug(" caught ClosedByInterruptException");
	pass();
	}

	/* TEST 5: AsynchronousCloseException */
	debug("TEST 5: AsynchronousCloseException");
	/* reset thread interrupt status */
	Thread.currentThread().interrupted();

	ssc = SctpServerChannel.open().bind(null);
	try {
	asyncCloseLatch.countDown();
	ssc.accept();
	fail();
	} catch (AsynchronousCloseException unused) {
	debug(" caught AsynchronousCloseException");
	pass();
	}

	/* TEST 6: ClosedChannelException */
	debug("TEST 6: ClosedChannelException");
	try {
	ssc.accept();
	fail();
	} catch (ClosedChannelException unused) {
	debug(" caught ClosedChannelException");
	pass();
	}
	ssc = null;
	} catch (IOException ioe) {
	ioe.printStackTrace();
	} finally {
	try { if (ssc != null) ssc.close(); }
	catch (IOException ioe) { unexpected(ioe); }
	try { if (sc != null) sc.close(); }
	catch (IOException ioe) { unexpected(ioe); }
	}
	}
	}

	void checkAcceptedChannel(SctpChannel sc) {
	try {
	debug("Checking accepted SctpChannel");
	check(sc.association() != null,
	"accepted channel should have an association");
	check(!(sc.getRemoteAddresses().isEmpty()),
	"accepted channel should be connected");
	check(!(sc.isConnectionPending()),
	"accepted channel should not have a connection pending");
	check(sc.isBlocking(),
	"accepted channel should be blocking");
	try { sc.connect(new TestSocketAddress()); fail(); }
	catch (AlreadyConnectedException unused) { pass(); }
	try { sc.bind(new TestSocketAddress()); fail(); }
	catch (AlreadyConnectedException unused) { pass(); }
	} catch (IOException unused) { fail(); }
	}

	static class TestSocketAddress extends SocketAddress {}

	//--------------------- Infrastructure ---------------------------
	boolean debug = true;
	volatile int passed = 0, failed = 0;
	void pass() {passed++;}
	void fail() {failed++; Thread.dumpStack();}
	void fail(String msg) {err.println(msg); fail();}
	void unexpected(Throwable t) {failed++; t.printStackTrace();}
	void check(boolean cond) {if (cond) pass(); else fail();}
	void check(boolean cond, String failMessage) {if (cond) pass(); else fail(failMessage);}
	void debug(String message) {if(debug) { out.println(message); } }
	void sleep(long millis) { try { Thread.currentThread().sleep(millis); }
	catch(InterruptedException ie) { unexpected(ie); }}
	void join(Thread thread, long millis) { try { thread.join(millis); }
	catch(InterruptedException ie) { unexpected(ie); }}
	public static void main(String[] args) throws Throwable {
	Class<?> k = new Object(){}.getClass().getEnclosingClass();
	try {k.getMethod("instanceMain",String[].class)
	.invoke( k.newInstance(), (Object) args);}
	catch (Throwable e) {throw e.getCause();}}
	public void instanceMain(String[] args) throws Throwable {
	try {test(args);} catch (Throwable t) {unexpected(t);}
	out.printf("%nPassed = %d, failed = %d%n%n", passed, failed);
	if (failed > 0) throw new AssertionError("Some tests failed");}

	}