| /** |
| * 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.meecrowave.cxf; |
| |
| import static java.lang.annotation.ElementType.TYPE; |
| import static java.lang.annotation.RetentionPolicy.RUNTIME; |
| |
| import java.io.Serializable; |
| import java.lang.annotation.Annotation; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.Target; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| |
| import javax.annotation.Priority; |
| import javax.interceptor.AroundConstruct; |
| import javax.interceptor.AroundInvoke; |
| import javax.interceptor.Interceptor; |
| import javax.interceptor.InterceptorBinding; |
| import javax.interceptor.InvocationContext; |
| import javax.ws.rs.core.Application; |
| |
| import org.apache.cxf.jaxrs.model.ApplicationInfo; |
| import org.apache.cxf.jaxrs.model.OperationResourceInfoStack; |
| import org.apache.cxf.jaxrs.provider.ProviderFactory; |
| import org.apache.cxf.jaxrs.utils.InjectionUtils; |
| import org.apache.cxf.jaxrs.utils.JAXRSUtils; |
| import org.apache.cxf.message.Message; |
| import org.apache.webbeans.annotation.EmptyAnnotationLiteral; |
| import org.apache.webbeans.intercept.ConstructorInterceptorInvocationContext; |
| |
| @Interceptor |
| @Priority(Interceptor.Priority.PLATFORM_BEFORE) |
| @JAXRSFieldInjectionInterceptor.Binding |
| public class JAXRSFieldInjectionInterceptor implements Serializable { |
| private final AtomicBoolean injected = new AtomicBoolean(); |
| |
| @AroundConstruct |
| public Object injectContexts(final InvocationContext ic) throws Exception { |
| doInject(ic); |
| return ic.proceed(); |
| } |
| |
| @AroundInvoke |
| public Object lazyInjectContexts(final InvocationContext ic) throws Exception { |
| if (!injected.get()) { |
| doInject(ic); |
| } |
| return ic.proceed(); |
| } |
| |
| private void doInject(final InvocationContext ic) throws Exception { |
| final Message current = JAXRSUtils.getCurrentMessage(); |
| if (current != null) { |
| final OperationResourceInfoStack stack = OperationResourceInfoStack.class.cast(current.get(OperationResourceInfoStack.class.getName())); |
| if (stack != null && !stack.isEmpty()) { |
| final Object instance; |
| if (ConstructorInterceptorInvocationContext.class.isInstance(ic)) { |
| final ConstructorInterceptorInvocationContext constructorInterceptorInvocationContext = ConstructorInterceptorInvocationContext.class.cast(ic); |
| constructorInterceptorInvocationContext.directProceed(); |
| instance = constructorInterceptorInvocationContext.getNewInstance(); |
| } else { |
| instance = ic.getTarget(); |
| } |
| Application application = null; |
| final Object appInfo = current.getExchange().getEndpoint().get(Application.class.getName()); |
| if (ApplicationInfo.class.isInstance(appInfo)) { |
| application = ApplicationInfo.class.cast(appInfo).getProvider(); |
| } |
| synchronized (this) { |
| if (injected.get()) { |
| return; |
| } |
| InjectionUtils.injectContextProxiesAndApplication( |
| stack.lastElement().getMethodInfo().getClassResourceInfo(), |
| instance, |
| application, |
| ProviderFactory.getInstance(current)); |
| injected.compareAndSet(false, true); |
| } |
| } |
| } |
| } |
| |
| @Target(TYPE) |
| @Retention(RUNTIME) |
| @InterceptorBinding |
| public @interface Binding { |
| Annotation INSTANCE = new EmptyAnnotationLiteral<Binding>() { |
| @Override |
| public Class<? extends Annotation> annotationType() { |
| return Binding.class; |
| } |
| }; |
| } |
| } |