/**
* Copyright (C) cedarsoft GmbH.
*
* Licensed under the GNU General Public License version 3 (the "License")
* with Classpath Exception; you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.cedarsoft.org/gpl3ce
* (GPL 3 with Classpath Exception)
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3 only, as
* published by the Free Software Foundation. cedarsoft GmbH designates this
* particular file as subject to the "Classpath" exception as provided
* by cedarsoft GmbH in the LICENSE file that accompanied this code.
*
* This code 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 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 General Public License version
* 3 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact cedarsoft GmbH, 72810 Gomaringen, Germany,
* or visit www.cedarsoft.com if you need additional information or
* have any questions.
*/
package com.cedarsoft.sample.fixed.xstream;
import com.cedarsoft.sample.fixed.Money;
import com.thoughtworks.xstream.converters.Converter;
import com.thoughtworks.xstream.converters.MarshallingContext;
import com.thoughtworks.xstream.converters.UnmarshallingContext;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
/**
*
*/
//START SNIPPET: marshal
public class MoneyConverter implements Converter {
@Override
public void marshal( Object source, HierarchicalStreamWriter writer, MarshallingContext context ) {
writer.startNode( "cents" );
writer.setValue( String.valueOf( ( ( Money ) source ).getCents() ) );
writer.endNode();
}
//END SNIPPET: marshal
//START SNIPPET: unmarshal
@Override
public Object unmarshal( HierarchicalStreamReader reader, UnmarshallingContext context ) {
reader.moveDown();
long cents;
//We have to guess which kind of XML we have
//This might become very difficult and complicated for complex scenarios
if ( reader.getNodeName().equals( "amount" ) ) {
//Legacy!
cents = Money.convertValueToCents( Double.parseDouble( reader.getValue() ) );
} else {
cents = Long.parseLong( reader.getValue() );
}
reader.getValue();
reader.moveUp();
return new Money( cents );
}
//END SNIPPET: unmarshal
@Override
public boolean canConvert( Class type ) {
return type.equals( Money.class );
}
}