org.jboss.cdi.tck.tests.extensions.beanManager.bean.BeanExtension Maven / Gradle / Ivy
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* Licensed under the Apache License, Version 2.0 (the "License");
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package org.jboss.cdi.tck.tests.extensions.beanManager.bean;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNotNull;
import static org.testng.Assert.assertTrue;
import java.lang.annotation.Annotation;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import javax.enterprise.event.Observes;
import javax.enterprise.inject.spi.AfterBeanDiscovery;
import javax.enterprise.inject.spi.AnnotatedField;
import javax.enterprise.inject.spi.AnnotatedMethod;
import javax.enterprise.inject.spi.AnnotatedType;
import javax.enterprise.inject.spi.Bean;
import javax.enterprise.inject.spi.BeanAttributes;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.Decorator;
import javax.enterprise.inject.spi.Extension;
import javax.enterprise.inject.spi.InjectionTargetFactory;
import javax.enterprise.inject.spi.ProcessManagedBean;
import javax.enterprise.inject.spi.ProducerFactory;
import org.jboss.cdi.tck.literals.DefaultLiteral;
import org.jboss.cdi.tck.util.ForwardingBeanAttributes;
public class BeanExtension implements Extension {
private Bean zooBean;
@SuppressWarnings("unchecked")
void registerBeans(@Observes AfterBeanDiscovery event, BeanManager manager) {
// create a synthetic class bean
{
AnnotatedType oat = manager.createAnnotatedType(Office.class);
BeanAttributes oa = manager.createBeanAttributes(oat);
InjectionTargetFactory factory = manager.getInjectionTargetFactory(oat);
Bean bean = manager.createBean(oa, Office.class, factory);
event.addBean(bean);
}
// create a serializable synthetic class bean
{
AnnotatedType oat = manager.createAnnotatedType(SerializableOffice.class);
BeanAttributes oa = manager.createBeanAttributes(oat);
InjectionTargetFactory factory = manager.getInjectionTargetFactory(oat);
Bean bean = manager.createBean(oa, SerializableOffice.class, factory);
event.addBean(bean);
}
// create a synthetic decorator
{
AnnotatedType oat = manager.createAnnotatedType(VehicleDecorator.class);
BeanAttributes oa = addDecoratorStereotype(manager.createBeanAttributes(oat));
InjectionTargetFactory factory = manager.getInjectionTargetFactory(oat);
Bean bean = manager.createBean(oa, VehicleDecorator.class, factory);
assertTrue(bean instanceof Decorator);
event.addBean(bean);
}
assertNotNull(zooBean);
// create synthetic producer field
{
AnnotatedType zoo = manager.createAnnotatedType(Zoo.class);
assertEquals(1, zoo.getFields().size());
AnnotatedField field = zoo.getFields().iterator().next();
BeanAttributes attributes = (BeanAttributes) starveOut(manager.createBeanAttributes(field));
ProducerFactory factory = manager.getProducerFactory(field, zooBean);
event.addBean(manager.createBean(attributes, Zoo.class, factory));
}
// create synthetic producer method
{
AnnotatedType zoo = manager.createAnnotatedType(Zoo.class);
AnnotatedMethod method = null;
for (AnnotatedMethod _method : zoo.getMethods()) {
if (_method.getBaseType().equals(Tiger.class)) {
method = _method;
}
}
assertNotNull(method);
BeanAttributes attributes = (BeanAttributes) starveOut(manager.createBeanAttributes(method));
ProducerFactory factory = manager.getProducerFactory(method, zooBean);
event.addBean(manager.createBean(attributes, Zoo.class, factory));
}
}
void observeZooBean(@Observes ProcessManagedBean event) {
this.zooBean = event.getBean();
}
private BeanAttributes starveOut(final BeanAttributes attributes) {
return new ForwardingBeanAttributes() {
@Override
public Set getQualifiers() {
Set qualifiers = new HashSet(attributes.getQualifiers());
qualifiers.add(Hungry.Literal.INSTANCE);
qualifiers.remove(DefaultLiteral.INSTANCE);
return Collections.unmodifiableSet(qualifiers);
}
@Override
protected BeanAttributes attributes() {
return attributes;
}
};
}
private BeanAttributes addDecoratorStereotype(final BeanAttributes attributes) {
return new ForwardingBeanAttributes() {
@Override
protected BeanAttributes attributes() {
return attributes;
}
@Override
public Set> getStereotypes() {
return Collections.> singleton(javax.decorator.Decorator.class);
}
};
}
}