/*
* Copyright (c) 2001, 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
* @summary Unit test for server-socket-channel adaptors
*/
import java.io.*;
import java.net.*;
import java.nio.*;
import java.nio.channels.*;
import java.nio.charset.*;
public class AdaptServerSocket {
static java.io.PrintStream out = System.out;
static volatile Exception clientException = null;
static volatile Thread client = null;
static void startClient(final int port, final int dally)
throws Exception
{
Thread t = new Thread() {
public void run() {
try {
Socket so = new Socket();
out.println("client: " + so);
if (dally > 0)
Thread.sleep(dally);
so.connect(new InetSocketAddress(port));
if (Thread.interrupted()) {
out.println("client interrupted");
so.close();
return;
}
out.println("client: " + so);
int a = so.getInputStream().read();
out.println("client: read " + a);
a += 1;
so.getOutputStream().write(a);
out.println("client: wrote " + a);
so.close();
} catch (Exception x) {
if (x instanceof InterruptedException)
return;
clientException = x;
x.printStackTrace();
}
}
};
t.setDaemon(true);
t.start();
client = t;
}
static void test(int clientDally, int timeout, boolean shouldTimeout)
throws Exception
{
out.println();
ServerSocketChannel ssc = ServerSocketChannel.open();
ServerSocket sso = ssc.socket();
out.println("created: " + ssc);
out.println(" " + sso);
if (timeout != 0)
sso.setSoTimeout(timeout);
out.println("timeout: " + sso.getSoTimeout());
sso.bind(null);
out.println("bound: " + ssc);
out.println(" " + sso);
startClient(sso.getLocalPort(), clientDally);
Thread.sleep(10);
Socket so = null;
try {
so = sso.accept();
} catch (SocketTimeoutException x) {
if (shouldTimeout)
out.println("Accept timed out, as expected");
else
throw x;
}
if (shouldTimeout && (so != null))
throw new Exception("Accept did not time out");
if (so != null) {
int a = 42;
so.getOutputStream().write(a);
int b = so.getInputStream().read();
if (b != a + 1)
throw new Exception("Read incorrect data");
out.println("server: read " + b);
sso.close();
}
client.interrupt();
client.join();
if (clientException != null)
throw clientException;
}
public static void main(String[] args) throws Exception {
test(0, 0, false);
test(50, 500, false);
test(500, 50, true);
}
}