/*
* ============================================================================
* 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.common;
import org.beanlet.plugin.BeanletConfiguration;
import java.util.Arrays;
import org.beanlet.WiringMode;
import org.beanlet.Inject;
import org.beanlet.Wiring;
import org.beanlet.annotation.AnnotationDeclaration;
import org.beanlet.annotation.AnnotationProxy;
import org.beanlet.annotation.ConstructorElement;
import org.beanlet.annotation.ConstructorParameterElement;
import org.beanlet.annotation.Element;
import org.beanlet.annotation.ElementAnnotation;
import org.beanlet.annotation.MethodElement;
import org.beanlet.annotation.MethodParameterElement;
import org.beanlet.annotation.PackageElement;
import org.beanlet.annotation.TypeElement;
/**
*
* @author Leon van Zantvoort
*/
public abstract class WiringDependencyInjectionFactory extends
ParameterizedTypeAwareDependencyInjectionFactory {
private final BeanletConfiguration<?> configuration;
public WiringDependencyInjectionFactory(
BeanletConfiguration<?> configuration) {
super(configuration);
this.configuration = configuration;
}
/**
* Returns the wiring mode supported by this factory.
*/
public abstract WiringMode getWiringMode();
/**
* Returns {@code true} if specified element supports the wiring method
* expressed by this factory.
*/
public boolean isWiringModeSupported(
ElementAnnotation<? extends Element, Inject> ea) {
return isWiringModeSupported(ea,
AnnotationProxy.newProxyInstance(Wiring.class));
}
/**
* Returns {@code true} if specified element supports the wiring method
* expressed by this factory.
*/
protected boolean isWiringModeSupported(
ElementAnnotation<? extends Element, Inject> ea,
Wiring defaultWiring) {
final Wiring wiring;
AnnotationDeclaration<Wiring> declaration = configuration.
getAnnotationDomain().getDeclaration(Wiring.class);
Wiring tmp = declaration.getDeclaredAnnotation(ea.getElement());
if (tmp != null) {
wiring = tmp;
} else {
Element e = ea.getElement();
if (e instanceof MethodParameterElement) {
tmp = configuration.getAnnotationDomain().
getDeclaration(Wiring.class).getAnnotation(
MethodElement.instance(
((MethodParameterElement) e).getMethod()));
} else if (e instanceof ConstructorParameterElement) {
tmp = configuration.getAnnotationDomain().
getDeclaration(Wiring.class).getAnnotation(
ConstructorElement.instance(
((ConstructorParameterElement) e).getConstructor()));
}
if (tmp != null) {
wiring = tmp;
} else {
Class<?> type = ea.getElement().getMember().getDeclaringClass();
tmp = declaration.getDeclaredAnnotation(
TypeElement.instance(type));
if (tmp != null) {
wiring = tmp;
} else {
tmp = declaration.getDeclaredAnnotation(PackageElement.
instance(type.getPackage()));
if (tmp != null) {
wiring = tmp;
} else {
wiring = defaultWiring;
}
}
}
}
return Arrays.asList(wiring.value()).contains(getWiringMode());
}
}