0N/A/*
3261N/A * Copyright (c) 2004, 2010, 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,
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0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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0N/A */
0N/A
0N/A/* @test
0N/A * @bug 4729342
0N/A * @summary Check for CancelledKeyException when key cancelled during select
0N/A */
0N/A
0N/Aimport java.nio.channels.*;
0N/Aimport java.io.IOException;
0N/Aimport java.net.*;
0N/A
0N/Apublic class SelectAndCancel {
0N/A static SelectionKey sk;
0N/A
0N/A /*
0N/A * CancelledKeyException is the failure symptom of 4729342
0N/A * NOTE: The failure is timing dependent and is not always
0N/A * seen immediately when the bug is present.
0N/A */
0N/A public static void main(String[] args) throws Exception {
2546N/A final Selector selector = Selector.open();
2546N/A final ServerSocketChannel ssc =
2546N/A ServerSocketChannel.open().bind(new InetSocketAddress(0));
2546N/A final InetSocketAddress isa =
2546N/A new InetSocketAddress(InetAddress.getLocalHost(), ssc.socket().getLocalPort());
0N/A
0N/A // Create and start a selector in a separate thread.
0N/A new Thread(new Runnable() {
0N/A public void run() {
0N/A try {
0N/A ssc.configureBlocking(false);
0N/A sk = ssc.register(selector, SelectionKey.OP_ACCEPT);
0N/A selector.select();
0N/A } catch (IOException e) {
0N/A System.err.println("error in selecting thread");
0N/A e.printStackTrace();
0N/A }
0N/A }
0N/A }).start();
0N/A
0N/A // Wait for above thread to get to select() before we call close.
0N/A Thread.sleep(3000);
0N/A
0N/A // Try to close. This should wakeup select.
0N/A new Thread(new Runnable() {
0N/A public void run() {
0N/A try {
0N/A SocketChannel sc = SocketChannel.open();
0N/A sc.connect(isa);
0N/A ssc.close();
0N/A sk.cancel();
0N/A sc.close();
0N/A } catch (IOException e) {
0N/A System.err.println("error in closing thread");
0N/A System.err.println(e);
0N/A }
0N/A }
0N/A }).start();
0N/A
0N/A // Wait for select() to be awakened, which should be done by close.
0N/A Thread.sleep(3000);
0N/A
0N/A selector.wakeup();
0N/A selector.close();
0N/A }
0N/A}