/*
* 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;
import java.lang.annotation.Annotation;
import java.lang.annotation.ElementType;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import org.jboss.beans.metadata.api.annotations.Factory;
import org.jboss.beans.metadata.api.annotations.Value;
import org.jboss.beans.metadata.plugins.AbstractBeanMetaData;
import org.jboss.beans.metadata.plugins.AbstractConstructorMetaData;
import org.jboss.beans.metadata.plugins.AbstractParameterMetaData;
import org.jboss.beans.metadata.spi.BeanMetaData;
import org.jboss.beans.metadata.spi.MetaDataVisitorNode;
import org.jboss.beans.metadata.spi.ParameterMetaData;
import org.jboss.reflect.spi.ClassInfo;
/**
* Factory anootation plugin.
*
* @author <a href="mailto:ales.justin@jboss.com">Ales Justin</a>
*/
public class ClassFactoryAnnotationPlugin extends AbstractAdaptersAnnotationPlugin<ClassInfo, Factory>
{
public ClassFactoryAnnotationPlugin(Set<Annotation2ValueMetaDataAdapter<? extends Annotation>> adapters)
{
super(Factory.class, adapters);
}
protected boolean isElementTypeSupported(ElementType type)
{
return ElementType.TYPE == type;
}
protected boolean isMetaDataAlreadyPresent(ClassInfo info, Factory annotation, BeanMetaData beanMetaData)
{
return beanMetaData.getConstructor() != null;
}
protected List<? extends MetaDataVisitorNode> internalApplyAnnotation(ClassInfo info, Factory annotation, BeanMetaData beanMetaData) throws Throwable
{
AbstractBeanMetaData bean = checkIfNotAbstractBeanMetaDataSpecific(beanMetaData);
AbstractConstructorMetaData constructor = new AbstractConstructorMetaData();
if (isAttributePresent(annotation.factoryClass()))
{
constructor.setFactoryClass(annotation.factoryClass().getName());
}
else
{
constructor.setFactory(ValueUtil.createValueMetaData(annotation.factory()));
}
constructor.setFactoryMethod(annotation.factoryMethod());
if (annotation.parameters().length > 0)
{
List<ParameterMetaData> parameters = new ArrayList<ParameterMetaData>();
for(Value parameter : annotation.parameters())
{
AbstractParameterMetaData apmd = new AbstractParameterMetaData(ValueUtil.createValueMetaData(parameter));
if (isAttributePresent(parameter.type()))
apmd.setType(parameter.type().getName());
parameters.add(apmd);
}
constructor.setParameters(parameters);
}
bean.setConstructor(constructor);
return Collections.singletonList(constructor);
}
}