7184932: Remove the temporary Selector usage in the NIO socket adapters

Reviewed-by: alanb

1 files changed, 221 insertions, 0 deletions

diff --git a/test/java/nio/channels/etc/AdaptorCloseAndInterrupt.java b/test/java/nio/channels/etc/AdaptorCloseAndInterrupt.java
new file mode 100644
index 000000000..8d99fde7a
--- /dev/null
+++ b/test/java/nio/channels/etc/AdaptorCloseAndInterrupt.java
@@ -0,0 +1,221 @@
+/*
+ * Copyright (c) 2012, 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 7184932
+ * @summary Test asynchronous close and interrupt of timed socket adapter methods
+ */
+
+import java.io.*;
+import java.nio.*;
+import java.nio.channels.*;
+import java.nio.channels.spi.AbstractSelectableChannel;
+import java.net.*;
+import java.util.concurrent.Callable;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
+import java.util.Random;
+
+
+public class AdaptorCloseAndInterrupt {
+    private static final ScheduledExecutorService pool =
+        Executors.newScheduledThreadPool(1);
+    final ServerSocketChannel listener;
+    final DatagramChannel peer;
+    final int port;
+
+    public AdaptorCloseAndInterrupt() {
+        listener = null;
+        peer = null;
+        port = -1;
+    }
+
+    public AdaptorCloseAndInterrupt(ServerSocketChannel listener) {
+        this.listener = listener;
+        this.port = listener.socket().getLocalPort();
+        this.peer = null;
+    }
+
+    public AdaptorCloseAndInterrupt(DatagramChannel listener) {
+        this.peer = listener;
+        this.port = peer.socket().getLocalPort();
+        this.listener = null;
+    }
+
+    public static void main(String args[]) throws Exception {
+        try {
+            try (ServerSocketChannel listener = ServerSocketChannel.open()) {
+                listener.socket().bind(null);
+                new AdaptorCloseAndInterrupt(listener).scReadAsyncClose();
+                new AdaptorCloseAndInterrupt(listener).scReadAsyncInterrupt();
+            }
+
+            try (DatagramChannel peer = DatagramChannel.open()) {
+                peer.socket().bind(null);
+                new AdaptorCloseAndInterrupt(peer).dcReceiveAsyncClose();
+                new AdaptorCloseAndInterrupt(peer).dcReceiveAsyncInterrupt();
+            }
+
+            new AdaptorCloseAndInterrupt().ssAcceptAsyncClose();
+            new AdaptorCloseAndInterrupt().ssAcceptAsyncInterrupt();
+        } finally {
+            pool.shutdown();
+        }
+        System.out.println("Test Passed");
+    }
+
+    void scReadAsyncClose() throws IOException {
+        try {
+            SocketChannel sc = SocketChannel.open(new InetSocketAddress(
+                "127.0.0.1", port));
+            sc.socket().setSoTimeout(30*1000);
+
+            doAsyncClose(sc);
+
+            try {
+                sc.socket().getInputStream().read(new byte[100]);
+                throw new RuntimeException("read should not have completed");
+            } catch (ClosedChannelException expected) {}
+
+            if (!sc.socket().isClosed())
+                throw new RuntimeException("socket is not closed");
+        } finally {
+            // accept connection and close it.
+            listener.accept().close();
+        }
+    }
+
+    void scReadAsyncInterrupt() throws IOException {
+        try {
+            final SocketChannel sc = SocketChannel.open(new InetSocketAddress(
+                "127.0.0.1", port));
+            sc.socket().setSoTimeout(30*1000);
+
+            doAsyncInterrupt();
+
+            try {
+                sc.socket().getInputStream().read(new byte[100]);
+                throw new RuntimeException("read should not have completed");
+            } catch (ClosedByInterruptException expected) {
+                Thread.currentThread().interrupted();
+            }
+
+            if (!sc.socket().isClosed())
+                throw new RuntimeException("socket is not closed");
+        } finally {
+            // accept connection and close it.
+            listener.accept().close();
+        }
+    }
+
+    void dcReceiveAsyncClose() throws IOException {
+        DatagramChannel dc = DatagramChannel.open();
+        dc.connect(new InetSocketAddress(
+            "127.0.0.1", port));
+        dc.socket().setSoTimeout(30*1000);
+
+        doAsyncClose(dc);
+
+        try {
+            dc.socket().receive(new DatagramPacket(new byte[100], 100));
+            throw new RuntimeException("receive should not have completed");
+        } catch (ClosedChannelException expected) {}
+
+        if (!dc.socket().isClosed())
+            throw new RuntimeException("socket is not closed");
+    }
+
+    void dcReceiveAsyncInterrupt() throws IOException {
+        DatagramChannel dc = DatagramChannel.open();
+        dc.connect(new InetSocketAddress(
+            "127.0.0.1", port));
+        dc.socket().setSoTimeout(30*1000);
+
+        doAsyncInterrupt();
+
+        try {
+            dc.socket().receive(new DatagramPacket(new byte[100], 100));
+            throw new RuntimeException("receive should not have completed");
+        } catch (ClosedByInterruptException expected) {
+            Thread.currentThread().interrupted();
+        }
+
+        if (!dc.socket().isClosed())
+            throw new RuntimeException("socket is not closed");
+    }
+
+    void ssAcceptAsyncClose() throws IOException {
+        ServerSocketChannel ssc = ServerSocketChannel.open();
+        ssc.socket().bind(null);
+        ssc.socket().setSoTimeout(30*1000);
+
+        doAsyncClose(ssc);
+
+        try {
+            ssc.socket().accept();
+            throw new RuntimeException("accept should not have completed");
+        } catch (ClosedChannelException expected) {}
+
+        if (!ssc.socket().isClosed())
+            throw new RuntimeException("socket is not closed");
+    }
+
+    void ssAcceptAsyncInterrupt() throws IOException {
+        ServerSocketChannel ssc = ServerSocketChannel.open();
+        ssc.socket().bind(null);
+        ssc.socket().setSoTimeout(30*1000);
+
+        doAsyncInterrupt();
+
+        try {
+            ssc.socket().accept();
+            throw new RuntimeException("accept should not have completed");
+        } catch (ClosedByInterruptException expected) {
+            Thread.currentThread().interrupted();
+        }
+
+        if (!ssc.socket().isClosed())
+            throw new RuntimeException("socket is not closed");
+    }
+
+    void doAsyncClose(final AbstractSelectableChannel sc) {
+        AdaptorCloseAndInterrupt.pool.schedule(new Callable<Void>() {
+            public Void call() throws Exception {
+                sc.close();
+                return null;
+            }
+        }, new Random().nextInt(1000), TimeUnit.MILLISECONDS);
+    }
+
+    void doAsyncInterrupt() {
+        final Thread current = Thread.currentThread();
+        AdaptorCloseAndInterrupt.pool.schedule(new Callable<Void>() {
+            public Void call() throws Exception {
+                current.interrupt();
+                return null;
+            }
+        }, new Random().nextInt(1000), TimeUnit.MILLISECONDS);
+    }
+
+}