/*
* Copyright 2008 the original author or authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.directwebremoting.convert;
import java.util.Currency;
import org.directwebremoting.ConversionException;
import org.directwebremoting.extend.AbstractConverter;
import org.directwebremoting.extend.InboundVariable;
import org.directwebremoting.extend.NonNestedOutboundVariable;
import org.directwebremoting.extend.OutboundContext;
import org.directwebremoting.extend.OutboundVariable;
/**
* An implementation of Converter for java.util.Currency.
* @author Jose Noheda [jose.noheda@gmail.com]
*/
public class CurrencyConverter extends AbstractConverter
{
/**
* Parses a currency ISO code.
*/
public Object convertInbound(Class<?> paramType, InboundVariable data) throws ConversionException
{
if (data.isNull())
{
return null;
}
try
{
Currency currency = Currency.getInstance(data.getValue());
if (currency == null)
{
throw new IllegalArgumentException(data.getValue() + " is not a valid java.util.Currency value");
}
return currency;
}
catch (Exception ex)
{
throw new ConversionException(Currency.class, ex);
}
}
/* (non-Javadoc)
* @see org.directwebremoting.Converter#convertOutbound(java.lang.Object, org.directwebremoting.OutboundContext)
*/
public OutboundVariable convertOutbound(Object data, OutboundContext outctx) throws ConversionException
{
return new NonNestedOutboundVariable('\"' + ((Currency) data).getCurrencyCode() + '\"');
}
}