1 /*

     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 package com.nokia.mj.impl.properties.socket;

    19 

    20 import java.util.Hashtable;

    21 import java.io.IOException;

    22 import com.nokia.mj.impl.rt.support.Jvm;

    23 import com.nokia.mj.impl.rt.support.SystemPropertyProvider;

    24 import com.nokia.mj.impl.utils.Logger;

    25 

    26 public final class SocketDynamicPropertyHandler implements SystemPropertyProvider

    27 {

    28     static

    29     {

    30         try

    31         {

    32             Jvm.loadSystemLibrary("javasocket");

    33         }

    34         catch (Exception e)

    35         {

    36             Logger.ELOG(Logger.ESOCKET, e.toString());

    37         }

    38     }

    39 

    40     private static String SOCKET_LOCALHOST_NAME = "microedition.hostname";

    41 

    42     private static final int LOCALHOST_NAME = 1;

    43 

    44     private static Hashtable iPropertyKeys;

    45 

    46     static

    47     {

    48         iPropertyKeys = new Hashtable();

    49         iPropertyKeys.put(SOCKET_LOCALHOST_NAME, new Integer(

    50                               LOCALHOST_NAME));

    51 

    52     }

    53 

    54     /**

    55      * Retrieves socket localhost system property.

    56      *

    57      * @param aKey

    58      *            The property to retrieve as defined in this class.

    59      * @return The value of the property specified; null if the property is not

    60      *         defined

    61      */

    62     public String getProperty(String aKey)

    63     {

    64         String propertyValue = null;

    65         String propertyName = aKey;

    66 

    67         Object property = iPropertyKeys.get(propertyName);

    68         if (null == property)

    69         {

    70             return "localhost";

    71         }

    72         propertyValue = _getLocalhostname();

    73 

    74         return propertyValue;

    75     }

    76 

    77     public boolean isStatic(String aKey)

    78     {

    79         return true;

    80     }

    81 

    82     private static native String _getLocalhostname();

    83 }