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Support CDI Camel context customization
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114 changes: 114 additions & 0 deletions
114
src/main/java/io/astefanutti/camel/cdi/CdiCamelContextBean.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| /** | ||
| * Copyright (C) 2014 Antonin Stefanutti (antonin.stefanutti@gmail.com) | ||
| * | ||
| * Licensed 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 io.astefanutti.camel.cdi; | ||
|
|
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| import javax.enterprise.context.ApplicationScoped; | ||
| import javax.enterprise.context.spi.CreationalContext; | ||
| import javax.enterprise.inject.spi.AnnotatedType; | ||
| import javax.enterprise.inject.spi.Bean; | ||
| import javax.enterprise.inject.spi.BeanManager; | ||
| import javax.enterprise.inject.spi.InjectionPoint; | ||
| import javax.enterprise.inject.spi.InjectionTarget; | ||
| import javax.enterprise.inject.spi.PassivationCapable; | ||
| import java.lang.annotation.Annotation; | ||
| import java.lang.reflect.Type; | ||
| import java.util.Arrays; | ||
| import java.util.Collections; | ||
| import java.util.HashSet; | ||
| import java.util.Set; | ||
|
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| final class CdiCamelContextBean implements Bean<CdiCamelContext>, PassivationCapable { | ||
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| private final Set<Type> types; | ||
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| private final InjectionTarget<CdiCamelContext> target; | ||
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| CdiCamelContextBean(BeanManager manager) { | ||
| AnnotatedType<CdiCamelContext> annotatedType = manager.createAnnotatedType(CdiCamelContext.class); | ||
| this.types = annotatedType.getTypeClosure(); | ||
| this.target = manager.createInjectionTarget(annotatedType); | ||
| } | ||
|
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| @Override | ||
| public Class<? extends Annotation> getScope() { | ||
| return ApplicationScoped.class; | ||
| } | ||
|
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| @Override | ||
| public Set<Annotation> getQualifiers() { | ||
| return Collections.unmodifiableSet(new HashSet<>(Arrays.asList(DefaultLiteral.INSTANCE, AnyLiteral.INSTANCE))); | ||
| } | ||
|
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| @Override | ||
| public CdiCamelContext create(CreationalContext<CdiCamelContext> creational) { | ||
| CdiCamelContext context = target.produce(creational); | ||
| target.postConstruct(context); | ||
| creational.push(context); | ||
| return context; | ||
| } | ||
|
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| @Override | ||
| public void destroy(CdiCamelContext instance, CreationalContext<CdiCamelContext> creational) { | ||
| target.preDestroy(instance); | ||
| target.dispose(instance); | ||
| creational.release(); | ||
| } | ||
|
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| @Override | ||
| public Class<CdiCamelContext> getBeanClass() { | ||
| return CdiCamelContext.class; | ||
| } | ||
|
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| @Override | ||
| public Set<InjectionPoint> getInjectionPoints() { | ||
| return Collections.emptySet(); | ||
| } | ||
|
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| @Override | ||
| public String getName() { | ||
| return "cdi-camel-context"; | ||
| } | ||
|
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| @Override | ||
| public String toString() { | ||
| return "Default CdiCamelContext Bean"; | ||
| } | ||
|
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| @Override | ||
| public Set<Class<? extends Annotation>> getStereotypes() { | ||
| return Collections.emptySet(); | ||
| } | ||
|
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| @Override | ||
| public Set<Type> getTypes() { | ||
| return Collections.unmodifiableSet(types); | ||
| } | ||
|
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| @Override | ||
| public boolean isAlternative() { | ||
| return false; | ||
| } | ||
|
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| @Override | ||
| public boolean isNullable() { | ||
| return false; | ||
| } | ||
|
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| @Override | ||
| public String getId() { | ||
| return getClass().getName(); | ||
| } | ||
| } |
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29 changes: 29 additions & 0 deletions
29
src/main/java/io/astefanutti/camel/cdi/DefaultLiteral.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| /** | ||
| * Copyright (C) 2014 Antonin Stefanutti (antonin.stefanutti@gmail.com) | ||
| * | ||
| * Licensed 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 io.astefanutti.camel.cdi; | ||
|
|
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| import javax.enterprise.inject.Default; | ||
| import javax.enterprise.util.AnnotationLiteral; | ||
|
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| final class DefaultLiteral extends AnnotationLiteral<Default> implements Default { | ||
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| private static final long serialVersionUID = 1L; | ||
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| static final Default INSTANCE = new DefaultLiteral(); | ||
|
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| private DefaultLiteral() { | ||
| } | ||
| } |
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