/*
* JBoss, Home of Professional Open Source
* Copyright 2006, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.xb.builder.runtime;
import javax.xml.namespace.QName;
import org.jboss.beans.info.spi.PropertyInfo;
import org.jboss.logging.Logger;
import org.jboss.reflect.spi.TypeInfo;
import org.jboss.xb.binding.sunday.unmarshalling.AttributeBinding;
import org.jboss.xb.binding.sunday.unmarshalling.AttributeHandler;
import org.jboss.xb.binding.sunday.unmarshalling.ValueAdapter;
import org.jboss.xb.spi.BeanAdapter;
/**
* AbstractPropertyHandler
*
* @author <a href="adrian@jboss.com">Adrian Brock</a>
* @version $Revision: 1.1 $
*/
public abstract class AbstractPropertyHandler extends AttributeHandler
{
/** The log */
protected final Logger log = Logger.getLogger(getClass());
/** Whether trace is enabled */
protected boolean trace = log.isTraceEnabled();
/** The property info */
private PropertyInfo propertyInfo;
/** The property type */
private TypeInfo propertyType;
/**
* Create a new AbstractPropertyHandler
*
* @param propertyInfo the property
* @param propertyType the property type
* @throws IllegalArgumentException for a null parameteers
*/
public AbstractPropertyHandler(PropertyInfo propertyInfo, TypeInfo propertyType)
{
if (propertyInfo == null)
throw new IllegalArgumentException("Null propertyInfo");
if (propertyType == null)
throw new IllegalArgumentException("Null propertyType");
this.propertyInfo = propertyInfo;
this.propertyType = propertyType;
}
/**
* Get the property info
*
* @return the property info
*/
public PropertyInfo getPropertyInfo()
{
return propertyInfo;
}
/**
* Get the property type
*
* @return the property type
*/
public TypeInfo getPropertyType()
{
return propertyType;
}
public void doHandle(Object parent, Object child, QName qName)
{
if (trace)
log.trace("QName " + qName + " handle " + BuilderUtil.toDebugString(child) + " to " + BuilderUtil.toDebugString(parent) + " property=" + propertyInfo.getName());
try
{
handle(propertyInfo, propertyType, parent, child, qName);
}
catch (RuntimeException e)
{
throw e;
}
catch (Throwable t)
{
throw new RuntimeException("QName " + qName + "error setting property " + propertyInfo.getName() + " with value " + BuilderUtil.toDebugString(child) + " to " + BuilderUtil.toDebugString(parent));
}
}
@Override
public void attribute(QName elemName, QName attrName, AttributeBinding binding, Object owner, Object value)
{
ValueAdapter valueAdapter = binding.getValueAdapter();
if (valueAdapter != null)
value = valueAdapter.cast(value, null);
BeanAdapter parent = (BeanAdapter) owner;
doHandle(parent, value, attrName);
}
/**
* Handle the property
*
* @param propertyInfo the property
* @param parent the parent
* @param propertyType the property type
* @param child the child
* @param qName the qName
*/
public abstract void handle(PropertyInfo propertyInfo, TypeInfo propertyType, Object parent, Object child, QName qName);
}