| /* |
| * Copyright (c) 2015, 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 8067846 |
| * @summary Test for send failed notification |
| */ |
| |
| import com.sun.nio.sctp.*; |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.net.SocketAddress; |
| import java.nio.ByteBuffer; |
| import static java.lang.System.out; |
| import static java.nio.ByteBuffer.*; |
| |
| public class SendFailed { |
| |
| static final SocketAddress remoteAddress = new InetSocketAddress("127.0.0.1", 3000); |
| |
| static final int[] bufferSizes = |
| { 20, 49, 50, 51, 100, 101, 1024, 1025, 4095, 4096, 4097, 8191, 8192, 8193}; |
| |
| void test(String[] args) throws IOException { |
| SocketAddress address = null; |
| String os = System.getProperty("os.name").toLowerCase(); |
| |
| if (!Util.isSCTPSupported()) { |
| out.println("SCTP protocol is not supported"); |
| out.println("Test cannot be run"); |
| return; |
| } else if (os.startsWith("sunos")) { |
| out.println("Test not supported on Solaris"); |
| out.println("Test cannot be run"); |
| return; |
| } |
| |
| System.out.println("remote address: " + remoteAddress); |
| System.out.println("Note, remote address should not be up"); |
| |
| /* combinations with various buffer sizes, and offsets */ |
| for (int send=0; send < bufferSizes.length; send++) { |
| for (int recv=0; recv < bufferSizes.length; recv++) { |
| for (boolean direct : new boolean[] {true, false}) |
| runWithManyOffsets(bufferSizes[send], bufferSizes[recv], direct); |
| } |
| } |
| } |
| |
| void runWithManyOffsets(int sendBufferSize, int recvBufferSize, boolean direct) |
| throws IOException |
| { |
| doTest(sendBufferSize, recvBufferSize, direct, 0); |
| doTest(sendBufferSize, recvBufferSize, direct, 1); |
| doTest(sendBufferSize, recvBufferSize, direct, 3); |
| doTest(sendBufferSize, recvBufferSize, direct, 7); |
| doTest(sendBufferSize, recvBufferSize, direct, 9); |
| doTest(sendBufferSize, recvBufferSize, direct, 13); |
| doTest(sendBufferSize, recvBufferSize, direct, 15); |
| } |
| |
| void doTest(int sendBufferSize, int recvBufferSize, boolean direct, int offset) |
| throws IOException |
| { |
| debug("%n--- Testing with send size:[%d], recv size:[%d], offset:[%d] " |
| + ", direct [%s]. ", sendBufferSize, recvBufferSize, offset, direct); |
| |
| try (SctpMultiChannel channel = SctpMultiChannel.open()) { |
| MessageInfo messageInfo = MessageInfo.createOutgoing(remoteAddress, 0); |
| ByteBuffer sendBuffer = filledBuffer(sendBufferSize, direct); |
| |
| debug("%nAttempting to send to %s. ", remoteAddress); |
| int sent = channel.send(sendBuffer, messageInfo); |
| sendBuffer.flip(); |
| |
| SendFailedNotificationHandler handler = |
| new SendFailedNotificationHandler(); |
| ByteBuffer recvBuffer = direct ? allocateDirect(recvBufferSize) |
| : allocate((recvBufferSize)); |
| channel.receive(recvBuffer, null, handler); |
| |
| // verify sent buffer received by send failed notification |
| ByteBuffer buffer = handler.getSendFailedByteBuffer(); |
| check(buffer.remaining() == sent); |
| check(buffer.position() == 0); |
| check(buffer.limit() == sent); |
| assertSameContent(sendBuffer, handler.getSendFailedByteBuffer()); |
| } |
| } |
| |
| class SendFailedNotificationHandler extends AbstractNotificationHandler<Object> |
| { |
| /** Reference to the buffer captured in send failed notification */ |
| private ByteBuffer sentBuffer; |
| |
| @Override |
| public HandlerResult handleNotification( |
| Notification notification, Object attachment) { |
| fail("Unknown notification type"); |
| return HandlerResult.CONTINUE; |
| } |
| |
| @Override |
| public HandlerResult handleNotification( |
| AssociationChangeNotification notification, Object attachment) { |
| AssociationChangeNotification.AssocChangeEvent event = notification.event(); |
| debug("%nAssociationChangeNotification"); |
| debug("%n Association: %s. ", notification.association()); |
| debug("%n Event: %s. ", event); |
| return HandlerResult.CONTINUE; |
| } |
| |
| @Override |
| public HandlerResult handleNotification( |
| SendFailedNotification notification, Object attachment) { |
| debug("%nSendFailedNotification: %s. ", notification); |
| sentBuffer = notification.buffer(); |
| return HandlerResult.RETURN; |
| } |
| |
| public ByteBuffer getSendFailedByteBuffer() { |
| return sentBuffer; |
| } |
| |
| @Override |
| public HandlerResult handleNotification( |
| PeerAddressChangeNotification pacn, Object attachment) |
| { |
| debug("%nPeerAddressChangeNotification: %s", pacn); |
| return HandlerResult.CONTINUE; |
| } |
| |
| @Override |
| public HandlerResult handleNotification( |
| ShutdownNotification notification, Object attachment) { |
| debug("%nShutdownNotification"); |
| debug("%n Association: %s. ", notification.association()); |
| return HandlerResult.CONTINUE; |
| } |
| } |
| |
| static ByteBuffer filledBuffer(int size, boolean direct) { |
| ByteBuffer buffer = direct ? allocateDirect(size) : allocate((size)); |
| for (int i=0; i< size; i++) |
| buffer.put((byte)i); |
| buffer.flip(); |
| return buffer; |
| } |
| |
| static void assertSameContent(ByteBuffer bb1, ByteBuffer bb2) { |
| if (!bb1.equals(bb2)) |
| throw new RuntimeException("Buffers are not equal; bb1: " + bb1 + ", bb2: " + bb2); |
| } |
| |
| //--------------------- Infrastructure --------------------------- |
| boolean debug = true; |
| volatile int passed = 0, failed = 0; |
| void pass() {passed++;} |
| void fail() {failed++; Thread.dumpStack();} |
| void fail(String msg) {System.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, Object... args) {if(debug) { out.printf(message, args); } } |
| 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");} |
| } |