// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

package com.symbian.pde.test.utils;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.OutputStream;

import java.net.ServerSocket;

public class PDETestPortLocator {

    public static void main(String[] args) {

        new PDETestPortLocator().savePortToFile();

    }

    public void savePortToFile() {

        int port = locatePDETestPortNumber();

        File propsFile = new File("pde_test_port.properties");

        System.out.println("PDE Test port: " + port);

        OutputStream os = null;

        try {

            os = new FileOutputStream(propsFile);

            os.write(new String("pde.test.port=" + port).getBytes());

            os.flush();

            System.out.println("PDE Test port saved to file " + propsFile.getAbsolutePath());

        } catch (IOException ioe) {

            ioe.printStackTrace();

        } finally {

            if (os != null) {

                try {

                    os.close();

                } catch (IOException ioe) {

                    // ignore

                }

            }

            os = null;

        }

    }

    private 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;

    }

}