/*
* This file is part of the openSCADA project
* Copyright (C) 2006-2011 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.ui.databinding;
import org.eclipse.core.databinding.conversion.IConverter;
import org.openscada.core.Variant;
public class VariantToStringConverter implements IConverter
{
private final String defaultValue;
public VariantToStringConverter ()
{
this ( null );
}
public VariantToStringConverter ( final String defaultValue )
{
this.defaultValue = defaultValue;
}
@Override
public Object getFromType ()
{
return Variant.class;
}
@Override
public Object getToType ()
{
return String.class;
}
@Override
public Object convert ( final Object fromObject )
{
return ( (Variant)fromObject ).asString ( this.defaultValue );
}
}