| /** |
| * 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.cxf.transport; |
| |
| |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.Collection; |
| |
| import javax.xml.namespace.QName; |
| |
| import org.apache.cxf.Bus; |
| import org.apache.cxf.BusFactory; |
| import org.apache.cxf.binding.Binding; |
| import org.apache.cxf.common.classloader.ClassLoaderUtils; |
| import org.apache.cxf.common.classloader.ClassLoaderUtils.ClassLoaderHolder; |
| import org.apache.cxf.endpoint.Endpoint; |
| import org.apache.cxf.helpers.CastUtils; |
| import org.apache.cxf.interceptor.Interceptor; |
| import org.apache.cxf.interceptor.InterceptorChain; |
| import org.apache.cxf.interceptor.InterceptorProvider; |
| import org.apache.cxf.message.Exchange; |
| import org.apache.cxf.message.ExchangeImpl; |
| import org.apache.cxf.message.Message; |
| import org.apache.cxf.phase.PhaseChainCache; |
| import org.apache.cxf.phase.PhaseManager; |
| import org.apache.cxf.service.Service; |
| import org.apache.cxf.service.model.EndpointInfo; |
| |
| public class ChainInitiationObserver implements MessageObserver { |
| protected Endpoint endpoint; |
| protected Bus bus; |
| protected ClassLoader loader; |
| |
| private PhaseChainCache chainCache = new PhaseChainCache(); |
| |
| public ChainInitiationObserver(Endpoint endpoint, Bus bus) { |
| super(); |
| this.endpoint = endpoint; |
| this.bus = bus; |
| if (bus != null) { |
| loader = bus.getExtension(ClassLoader.class); |
| } |
| } |
| |
| public void onMessage(Message m) { |
| Bus origBus = BusFactory.getAndSetThreadDefaultBus(bus); |
| ClassLoaderHolder origLoader = null; |
| try { |
| if (loader != null) { |
| origLoader = ClassLoaderUtils.setThreadContextClassloader(loader); |
| } |
| InterceptorChain phaseChain; |
| |
| if (m.getInterceptorChain() != null) { |
| phaseChain = m.getInterceptorChain(); |
| // To make sure the phase chain is run by one thread once |
| synchronized (phaseChain) { |
| if (phaseChain.getState() == InterceptorChain.State.PAUSED |
| || phaseChain.getState() == InterceptorChain.State.SUSPENDED) { |
| phaseChain.resume(); |
| return; |
| } |
| } |
| } |
| |
| Message message = getBinding().createMessage(m); |
| Exchange exchange = message.getExchange(); |
| if (exchange == null) { |
| exchange = new ExchangeImpl(); |
| m.setExchange(exchange); |
| } |
| exchange.setInMessage(message); |
| setExchangeProperties(exchange, message); |
| |
| InterceptorProvider dbp = null; |
| if (endpoint.getService().getDataBinding() instanceof InterceptorProvider) { |
| dbp = (InterceptorProvider)endpoint.getService().getDataBinding(); |
| } |
| // setup chain |
| if (dbp == null) { |
| phaseChain = chainCache.get(bus.getExtension(PhaseManager.class).getInPhases(), |
| bus.getInInterceptors(), |
| endpoint.getService().getInInterceptors(), |
| endpoint.getInInterceptors(), |
| getBinding().getInInterceptors()); |
| } else { |
| phaseChain = chainCache.get(bus.getExtension(PhaseManager.class).getInPhases(), |
| bus.getInInterceptors(), |
| endpoint.getService().getInInterceptors(), |
| endpoint.getInInterceptors(), |
| getBinding().getInInterceptors(), |
| dbp.getInInterceptors()); |
| } |
| |
| |
| |
| message.setInterceptorChain(phaseChain); |
| |
| phaseChain.setFaultObserver(endpoint.getOutFaultObserver()); |
| |
| addToChain(phaseChain, message); |
| |
| phaseChain.doIntercept(message); |
| |
| } finally { |
| if (origBus != bus) { |
| BusFactory.setThreadDefaultBus(origBus); |
| } |
| if (origLoader != null) { |
| origLoader.reset(); |
| } |
| } |
| } |
| private void addToChain(InterceptorChain chain, Message m) { |
| Collection<InterceptorProvider> providers |
| = CastUtils.cast((Collection<?>)m.get(Message.INTERCEPTOR_PROVIDERS)); |
| if (providers != null) { |
| for (InterceptorProvider p : providers) { |
| chain.add(p.getInInterceptors()); |
| } |
| } |
| Collection<Interceptor<? extends Message>> is |
| = CastUtils.cast((Collection<?>)m.get(Message.IN_INTERCEPTORS)); |
| if (is != null) { |
| chain.add(is); |
| } |
| if (m.getDestination() instanceof InterceptorProvider) { |
| chain.add(((InterceptorProvider)m.getDestination()).getInInterceptors()); |
| } |
| } |
| |
| protected Binding getBinding() { |
| return endpoint.getBinding(); |
| } |
| |
| protected void setExchangeProperties(Exchange exchange, Message m) { |
| exchange.put(Endpoint.class, endpoint); |
| exchange.put(Binding.class, getBinding()); |
| exchange.put(Bus.class, bus); |
| if (exchange.getDestination() == null) { |
| exchange.setDestination(m.getDestination()); |
| } |
| if (endpoint != null && endpoint.getService() != null) { |
| exchange.put(Service.class, endpoint.getService()); |
| |
| EndpointInfo endpointInfo = endpoint.getEndpointInfo(); |
| |
| if (endpointInfo.getService() != null) { |
| QName serviceQName = endpointInfo.getService().getName(); |
| exchange.put(Message.WSDL_SERVICE, serviceQName); |
| |
| QName interfaceQName = endpointInfo.getService().getInterface().getName(); |
| exchange.put(Message.WSDL_INTERFACE, interfaceQName); |
| |
| |
| QName portQName = endpointInfo.getName(); |
| exchange.put(Message.WSDL_PORT, portQName); |
| URI wsdlDescription = endpointInfo.getProperty("URI", URI.class); |
| if (wsdlDescription == null && !endpointInfo.hasProperty("URI")) { |
| String address = endpointInfo.getAddress(); |
| try { |
| wsdlDescription = new URI(address + "?wsdl"); |
| } catch (URISyntaxException e) { |
| // do nothing |
| } |
| endpointInfo.setProperty("URI", wsdlDescription); |
| } |
| exchange.put(Message.WSDL_DESCRIPTION, wsdlDescription); |
| } |
| } else { |
| exchange.put(Service.class, null); |
| } |
| } |
| |
| public Endpoint getEndpoint() { |
| return endpoint; |
| } |
| |
| } |