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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* 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, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.deltaspike.testcontrol.impl.mock;
import org.apache.deltaspike.core.spi.activation.Deactivatable;
import org.apache.deltaspike.core.util.ClassDeactivationUtils;
import org.apache.deltaspike.core.util.ServiceUtils;
import org.apache.deltaspike.testcontrol.spi.mock.MockFilter;
import javax.enterprise.event.Observes;
import javax.enterprise.inject.Typed;
import javax.enterprise.inject.spi.AnnotatedMember;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.BeforeBeanDiscovery;
import javax.enterprise.inject.spi.Extension;
import javax.enterprise.inject.spi.InjectionTarget;
import javax.enterprise.inject.spi.ProcessInjectionTarget;
import javax.enterprise.inject.spi.ProcessProducer;
import javax.enterprise.inject.spi.Producer;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class MockExtension implements Extension, Deactivatable
{
private Boolean isActivated = true;
private List<MockFilter> mockFilters;
protected void init(@Observes BeforeBeanDiscovery beforeBeanDiscovery)
{
isActivated = ClassDeactivationUtils.isActivated(getClass());
mockFilters = ServiceUtils.loadServiceImplementations(MockFilter.class);
}
public <X> void onProcessInjectionTarget(@Observes ProcessInjectionTarget<X> processInjectionTarget,
BeanManager beanManager)
{
if (!isActivated)
{
return;
}
for (MockFilter mockFilter : mockFilters)
{
if (!mockFilter.isMockedImplementationSupported(beanManager, processInjectionTarget.getAnnotatedType()))
{
return;
}
}
List<Annotation> qualifiers = new ArrayList<Annotation>();
for (Annotation annotation : processInjectionTarget.getAnnotatedType().getAnnotations())
{
if (beanManager.isQualifier(annotation.annotationType()))
{
qualifiers.add(annotation);
}
}
Typed typed = processInjectionTarget.getAnnotatedType().getAnnotation(Typed.class);
List<Type> foundTypes = new ArrayList<Type>();
if (typed != null)
{
Collections.addAll(foundTypes, typed.value());
}
else
{
foundTypes.addAll(extractTypes(processInjectionTarget.getAnnotatedType().getJavaClass()));
}
if (foundTypes.isEmpty())
{
return;
}
final InjectionTarget<X> originalInjectionTarget = processInjectionTarget.getInjectionTarget();
processInjectionTarget.setInjectionTarget(new MockAwareInjectionTargetWrapper<X>(
beanManager, originalInjectionTarget, foundTypes, qualifiers));
}
public <X, T> void onProcessProducer(@Observes ProcessProducer<X, T> processProducer, BeanManager beanManager)
{
if (!isActivated)
{
return;
}
for (MockFilter mockFilter : mockFilters)
{
if (!mockFilter.isMockedImplementationSupported(beanManager, processProducer.getAnnotatedMember()))
{
return;
}
}
final Producer<T> originalProducer = processProducer.getProducer();
AnnotatedMember<X> annotatedMember = processProducer.getAnnotatedMember();
List<Annotation> qualifiers = new ArrayList<Annotation>();
for (Annotation annotation : annotatedMember.getAnnotations())
{
if (beanManager.isQualifier(annotation.annotationType()))
{
qualifiers.add(annotation);
}
}
Typed typed = annotatedMember.getAnnotation(Typed.class);
List<Type> foundTypes = new ArrayList<Type>();
if (typed != null)
{
Collections.addAll(foundTypes, typed.value());
}
else if (annotatedMember.getBaseType() instanceof Class)
{
foundTypes.addAll(extractTypes((Class)annotatedMember.getBaseType()));
}
if (foundTypes.isEmpty())
{
return;
}
processProducer.setProducer(new MockAwareProducerWrapper<T>(
beanManager, originalProducer, foundTypes, qualifiers));
}
//logic from org.apache.deltaspike.core.util.bean.BeanBuilder
protected List<Type> extractTypes(Class currentClass)
{
List<Type> result = new ArrayList<Type>();
for (Class<?> c = currentClass; c != Object.class && c != null; c = c.getSuperclass())
{
result.add(c);
}
Collections.addAll(result, currentClass.getInterfaces());
return result;
}
}