org.jboss.weld.module.ejb.DynamicInjectionPointInjector Maven / Gradle / Ivy
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*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
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* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
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* See the License for the specific language governing permissions and
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*/
package org.jboss.weld.module.ejb;
import java.util.Set;
import jakarta.enterprise.context.spi.CreationalContext;
import jakarta.enterprise.inject.spi.Bean;
import jakarta.enterprise.inject.spi.InjectionPoint;
import jakarta.enterprise.inject.spi.InjectionTarget;
import org.jboss.weld.annotated.enhanced.EnhancedAnnotatedType;
import org.jboss.weld.annotated.slim.SlimAnnotatedType;
import org.jboss.weld.injection.CurrentInjectionPoint;
import org.jboss.weld.injection.ThreadLocalStack.ThreadLocalStackReference;
import org.jboss.weld.injection.producer.DefaultInjector;
import org.jboss.weld.injection.producer.Injector;
import org.jboss.weld.manager.BeanManagerImpl;
/**
* {@link Injector} implementation which prepares {@link DynamicInjectionPoint} to be injected into stateless session beans or
* singleton session beans.
*
* @see DefaultInjector
* @see https://issues.jboss.org/browse/WELD-1177
*
* @author Jozef Hartinger
*
* @param
*/
class DynamicInjectionPointInjector extends DefaultInjector {
private final CurrentInjectionPoint currentInjectionPoint;
private boolean pushDynamicInjectionPoints;
DynamicInjectionPointInjector(EnhancedAnnotatedType type, Bean bean, BeanManagerImpl beanManager) {
super(type, bean, beanManager);
this.currentInjectionPoint = beanManager.getServices().get(CurrentInjectionPoint.class);
}
@Override
public void inject(T instance, CreationalContext ctx, BeanManagerImpl manager, SlimAnnotatedType type,
InjectionTarget injectionTarget) {
ThreadLocalStackReference stack = null;
if (pushDynamicInjectionPoints) {
stack = currentInjectionPoint.push(new DynamicInjectionPoint(manager));
}
try {
super.inject(instance, ctx, manager, type, injectionTarget);
} finally {
if (pushDynamicInjectionPoints) {
stack.pop();
}
}
}
@Override
public void registerInjectionPoints(Set injectionPoints) {
super.registerInjectionPoints(injectionPoints);
pushDynamicInjectionPoints = hasInjectionPointMetadata(injectionPoints);
}
private boolean hasInjectionPointMetadata(Set injectionPoints) {
for (InjectionPoint injectionPoint : injectionPoints) {
if (injectionPoint.getType() == InjectionPoint.class) {
return true;
}
}
return false;
}
}