| /* |
| * 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.cdi; |
| |
| import java.lang.reflect.Method; |
| import java.lang.reflect.Modifier; |
| import javax.enterprise.inject.spi.BeanManager; |
| |
| import org.apache.camel.RuntimeCamelException; |
| import org.apache.camel.spi.Injector; |
| |
| import static org.apache.camel.cdi.BeanManagerHelper.getReferenceByType; |
| |
| final class CdiCamelInjector implements Injector { |
| |
| private final Injector injector; |
| |
| private final BeanManager manager; |
| |
| CdiCamelInjector(Injector injector, BeanManager manager) { |
| this.injector = injector; |
| this.manager = manager; |
| } |
| |
| @Override |
| public <T> T newInstance(Class<T> type) { |
| return newInstance(type, true); |
| } |
| |
| @Override |
| public <T> T newInstance(Class<T> type, String factoryMethod) { |
| T answer = null; |
| try { |
| // lookup factory method |
| Method fm = type.getMethod(factoryMethod); |
| if (Modifier.isStatic(fm.getModifiers()) && Modifier.isPublic(fm.getModifiers()) && fm.getReturnType() == type) { |
| Object obj = fm.invoke(null); |
| answer = type.cast(obj); |
| } |
| } catch (Exception e) { |
| throw new RuntimeCamelException("Error invoking factory method: " + factoryMethod + " on class: " + type, e); |
| } |
| return answer; |
| } |
| |
| @Override |
| public <T> T newInstance(Class<T> type, boolean postProcessBean) { |
| return getReferenceByType(manager, type) |
| .orElseGet(() -> injector.newInstance(type, postProcessBean)); |
| } |
| |
| @Override |
| public boolean supportsAutoWiring() { |
| // TODO: cdi to support some kind of @Inject on constructors? |
| return false; |
| } |
| } |