/*
* This file is part of the OpenSCADA project
* Copyright (C) 2006-2010 TH4 SYSTEMS GmbH (http://th4-systems.com)
*
* OpenSCADA is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenSCADA 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenSCADA. If not, see
* <http://opensource.org/licenses/lgpl-3.0.html> for a copy of the LGPLv3 License.
*/
package org.openscada.core.ui.connection.login;
import org.eclipse.core.expressions.PropertyTester;
public class LoginSessionPropertyTester extends PropertyTester
{
public boolean test ( final Object receiver, final String property, final Object[] args, final Object expectedValue )
{
if ( ! ( receiver instanceof LoginSession ) )
{
return false;
}
if ( "properties".equals ( property ) )
{
return checkProperties ( (LoginSession)receiver, args, expectedValue );
}
return false;
}
private boolean checkProperties ( final LoginSession receiver, final Object[] args, final Object expectedValue )
{
if ( args.length != 1 )
{
return false;
}
if ( args[0] == null )
{
return false;
}
final String propertyName = args[0].toString ();
final String value = receiver.getLoginContext ().getProperties ().get ( propertyName );
if ( value == null && expectedValue == null )
{
return true;
}
if ( value == null )
{
return false;
}
return value.equals ( expectedValue.toString () );
}
}