| /** |
| * 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.camel.test.cdi; |
| |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| import javax.annotation.Priority; |
| import javax.enterprise.event.Observes; |
| import javax.enterprise.inject.Alternative; |
| import javax.enterprise.inject.spi.AnnotatedMethod; |
| import javax.enterprise.inject.spi.AnnotatedType; |
| import javax.enterprise.inject.spi.Extension; |
| import javax.enterprise.inject.spi.ProcessAnnotatedType; |
| import javax.enterprise.inject.spi.WithAnnotations; |
| |
| import static javax.interceptor.Interceptor.Priority.APPLICATION; |
| |
| final class CamelCdiTestExtension implements Extension { |
| |
| private final Beans beans; |
| |
| CamelCdiTestExtension(Beans beans) { |
| this.beans = beans; |
| } |
| |
| /** |
| * Activates the alternatives declared with {@code @Beans} globally for the |
| * application. |
| * <p/> |
| * For every types and every methods of every types declared with |
| * {@link Beans#alternatives()}, the {@code Priority} annotation is added |
| * so that the corresponding alternatives are selected globally for the |
| * entire application. |
| * |
| * @see Beans |
| */ |
| private <T> void alternatives(@Observes @WithAnnotations(Alternative.class) ProcessAnnotatedType<T> pat) { |
| AnnotatedType<T> type = pat.getAnnotatedType(); |
| |
| if (!Arrays.asList(beans.alternatives()).contains(type.getJavaClass())) { |
| // Only select globally the alternatives that are declared with @Beans |
| return; |
| } |
| |
| Set<AnnotatedMethod<? super T>> methods = new HashSet<>(); |
| for (AnnotatedMethod<? super T> method : type.getMethods()) { |
| if (method.isAnnotationPresent(Alternative.class) && !method.isAnnotationPresent(Priority.class)) { |
| methods.add(new AnnotatedMethodDecorator<>(method, PriorityLiteral.of(APPLICATION))); |
| } |
| } |
| |
| if (type.isAnnotationPresent(Alternative.class) && !type.isAnnotationPresent(Priority.class)) { |
| pat.setAnnotatedType(new AnnotatedTypeDecorator<>(type, PriorityLiteral.of(APPLICATION), methods)); |
| } else if (!methods.isEmpty()) { |
| pat.setAnnotatedType(new AnnotatedTypeDecorator<>(type, methods)); |
| } |
| } |
| } |