/*
* ============================================================================
* GNU Lesser General Public License
* ============================================================================
*
* Beanlet - JSE Application Container.
* Copyright (C) 2006 Leon van Zantvoort
*
* This library 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 library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*
* Leon van Zantvoort
* 243 Acalanes Drive #11
* Sunnyvale, CA 94086
* USA
*
* zantvoort@users.sourceforge.net
* http://beanlet.org
*/
package org.beanlet.impl;
import org.beanlet.common.ParameterizedTypeAwareDependencyInjectionFactory;
import java.lang.reflect.Type;
import java.lang.reflect.WildcardType;
import java.util.Collections;
import java.util.Set;
import org.beanlet.BeanletContext;
import org.beanlet.BeanletFactory;
import org.beanlet.BeanletTypeMismatchException;
import org.jargo.ComponentContext;
import org.beanlet.Inject;
import org.beanlet.annotation.Element;
import org.beanlet.annotation.ElementAnnotation;
import org.beanlet.plugin.BeanletConfiguration;
import org.beanlet.plugin.Injectant;
import org.beanlet.common.InjectantImpl;
/**
*
* @author Leon van Zantvoort
*/
public final class BeanletContextDependencyInjectionFactoryImpl extends
ParameterizedTypeAwareDependencyInjectionFactory {
public BeanletContextDependencyInjectionFactoryImpl(BeanletConfiguration<?> configuration) {
super(configuration);
}
public boolean isSupported(ElementAnnotation<? extends Element, Inject> ea) {
final boolean supported;
Class<?> type = getType(ea.getElement());
if (BeanletContext.class.isAssignableFrom(type)) {
Type parameterizedType = getParameterizedType(ea.getElement(), 0);
if (parameterizedType != null) {
Class<?> beanletType = getTypeClass(parameterizedType);
if (parameterizedType instanceof WildcardType) {
if (!Object.class.equals(beanletType)) {
BeanletFactory<?> factory = getBeanletFactory(ea);
Class<?> actualType = factory.getBeanletMetaData().getType();
if (!beanletType.isAssignableFrom(actualType)) {
throw new BeanletTypeMismatchException(
factory.getBeanletMetaData().getBeanletName(),
ea.getElement().getMember(),
beanletType, actualType);
}
}
} else {
BeanletFactory<?> factory = getBeanletFactory(ea);
Class<?> actualType = factory.getBeanletMetaData().getType();
if (!beanletType.equals(actualType)) {
throw new BeanletTypeMismatchException(
factory.getBeanletMetaData().getBeanletName(),
ea.getElement().getMember(),
beanletType, actualType);
}
}
}
supported = true;
} else {
supported = false;
}
return supported;
}
public Set<String> getDependencies(
ElementAnnotation<? extends Element, Inject> ea) {
return Collections.emptySet();
}
public Injectant<?> getInjectant(
ElementAnnotation<? extends Element, Inject> ea,
ComponentContext<?> ctx) {
return new InjectantImpl<Object>(BeanletContextImpl.instance(ctx), false);
}
}