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/*
* Copyright (c) 2014, 2019, 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 8015692
* @key intermittent
* @summary Test HttpServer instantiation, start, and stop repeated in a loop
* Testing for Bind exception on Windows. This test may fail
* intermittently if other tests / process manage to bind to
* the same port that the test is using in the short window
* time where the port might appear available again.
*/
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import com.sun.net.httpserver.HttpServer;
public class SimpleHttpServerTest {
public static void main(String[] args) throws Exception {
System.out.println(System.getProperty("java.version"));
InetSocketAddress serverAddr = new InetSocketAddress(0);
HttpServer server = HttpServer.create(serverAddr, 0);
int serverPort = server.getAddress().getPort();
server.start();
server.stop(0);
serverAddr = new InetSocketAddress(serverPort);
int exceptionCount = 0;
boolean failedOnce = false;
System.out.println("Using serverPort == " + serverPort);
RETRY: while (exceptionCount == 0) {
for (int i = 0; i < 100; i++) {
try {
server = HttpServer.create(serverAddr, 0);
server.start();
server.stop(0);
} catch (Exception ex) {
if (!failedOnce) {
failedOnce = true;
server = HttpServer.create(new InetSocketAddress(0), 0);
serverPort = server.getAddress().getPort();
server.start();
server.stop(0);
serverAddr = new InetSocketAddress(serverPort);
System.out.println("Retrying with serverPort == " + serverPort);
continue RETRY;
}
System.err.println("Got exception at iteration: " + i );
ex.printStackTrace();
exceptionCount++;
}
}
break;
}
if (exceptionCount > 0) {
throw new RuntimeException("Test Failed: got "
+ exceptionCount + " exceptions.");
}
}
}
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