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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 * 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.

 *

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 */

/**

 * @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.");

        }

    }

}