PDETestPortLocator.java

/*
 * Copyright (c) 2015 the original author or authors.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Donát Csikós (Gradle Inc.) - initial API and implementation and initial documentation
 */

package eclipsebuild.testing;

import java.io.IOException;
import java.net.ServerSocket;

public final class PDETestPortLocator {

    public int locatePDETestPortNumber() {
        ServerSocket socket = null;
        try {
            socket = new ServerSocket(0);
            return socket.getLocalPort();
        } catch (IOException e) {
            // ignore
        } finally {
            if (socket != null) {
                try {
                    socket.close();
                } catch (IOException e) {
                    // ignore
                }
            }
        }
        return -1;
    }

}