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    1   /*
    2    *  soapUI, copyright (C) 2004-2007 eviware.com
    3    *
    4    *  soapUI is free software; you can redistribute it and/or modify it under the
    5    *  terms of version 2.1 of the GNU Lesser General Public License as published by
    6    *  the Free Software Foundation.
    7    *
    8    *  soapUI is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
    9    *  even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    10   *  See the GNU Lesser General Public License for more details at gnu.org.
    11   */
    12
    13  package com.eviware.soapui.impl.settings;
    14
    15  import java.lang.ref.WeakReference;
    16
    17  import com.eviware.soapui.model.settings.SettingsListener;
    18
    19  /***
    20   * Weak listener to settingChanged
    21   *
    22   * @author ole.matzura
    23   */
    24
    25  public final class WeakSettingsListener implements SettingsListener
    26  {
    27  	private final WeakReference<SettingsListener> listenerReference;
    28
    29  	public WeakSettingsListener( SettingsListener listener )
    30  	{
    31  		listenerReference = new WeakReference<SettingsListener>( listener );
    32  	}
    33
    34  	public void settingChanged(String name, String newValue, String oldValue)
    35  	{
    36  		if( listenerReference.get() != null )
    37  			listenerReference.get().settingChanged( name, newValue, oldValue);
    38  	}
    39  }