/*
* Copyright 2003,2004,2005 Colin Crist
*
* 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 hermes.fix;
import org.apache.log4j.Logger;
import com.codestreet.selector.parser.IValueProvider;
import com.codestreet.selector.parser.Identifier;
/**
* @author colincrist@hermesjms.com
* @version $Id: FIXMessageValueProvider.java,v 1.4 2006/07/17 21:20:53
* colincrist Exp $
*/
public class FIXMessageValueProvider implements IValueProvider
{
private static final Logger log = Logger.getLogger(FIXMessageValueProvider.class);
private FIXMessage message;
public FIXMessageValueProvider(FIXMessage message)
{
super();
this.message = message;
}
public Object getValue(Object i, Object correlation)
{
try
{
Identifier identifier = (Identifier) i;
String tagName = identifier.getIdentifier();
int tag = message.getDictionary().getFieldTag(tagName);
return message.getObject(tag);
}
catch (NoSuchFieldException ex)
{
return null;
}
}
}