/*
* 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.kernel.plugins.annotations.wb;
import java.lang.annotation.Annotation;
import org.jboss.beans.info.spi.PropertyInfo;
import org.jboss.beans.metadata.plugins.AbstractPropertyMetaData;
import org.jboss.beans.metadata.plugins.AbstractDependencyValueMetaData;
import org.jboss.beans.metadata.spi.BeanMetaData;
import org.jboss.beans.metadata.spi.PropertyMetaData;
import org.jboss.beans.metadata.spi.ValueMetaData;
import org.jboss.kernel.plugins.annotations.PropertyAnnotationPlugin;
/**
* Generic annotations injection metadata value creator.
*
* @author <a href="mailto:ales.justin@jboss.com">Ales Justin</a>
*/
public class AnnotationsPropertyInjectionAnnotationPlugin extends PropertyAnnotationPlugin<Annotation>
{
@SuppressWarnings("unchecked")
public AnnotationsPropertyInjectionAnnotationPlugin(Class annotation)
{
super(annotation);
}
protected boolean isMetaDataComplete(PropertyMetaData pmd)
{
if (pmd == null)
return false;
ValueMetaData value = pmd.getValue();
Object underlyingValue = value.getUnderlyingValue();
return (underlyingValue instanceof AnnotationsMatcher == false);
}
protected PropertyMetaData getPropertyMetaData(PropertyInfo info, Annotation annotation, BeanMetaData beanMetaData)
{
PropertyMetaData pmd = findPropertyMetaData(info, beanMetaData);
if (pmd != null)
{
ValueMetaData value = pmd.getValue();
Object underlyingValue = value.getUnderlyingValue();
if (underlyingValue instanceof AnnotationsMatcher == false)
throw new IllegalArgumentException("Should not be here: " + toString());
AnnotationsMatcher am = (AnnotationsMatcher)underlyingValue;
am.addAnnotation(annotation);
}
else
{
ValueMetaData value = createValueMetaData(annotation, null);
pmd = new AbstractPropertyMetaData(getName(info), value);
}
return pmd;
}
public ValueMetaData createValueMetaData(Annotation annotation, ValueMetaData previousValue)
{
if (previousValue == null)
return new AbstractDependencyValueMetaData(new AnnotationsMatcher(annotation));
Object underlyingValue = previousValue.getUnderlyingValue();
if (underlyingValue instanceof AnnotationsMatcher)
{
AnnotationsMatcher am = (AnnotationsMatcher)underlyingValue;
am.addAnnotation(annotation);
}
else
{
log.info("Ignoring custom annotation, previous value is not AnnotationsMatcher: " + previousValue);
}
return previousValue;
}
}