/**
* 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.jaxrs.interceptor;
import java.util.Iterator;
import java.util.List;
import java.util.logging.Logger;
import javax.ws.rs.core.Response;
import org.apache.cxf.Bus;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.interceptor.AbstractOutDatabindingInterceptor;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.interceptor.Interceptor;
import org.apache.cxf.jaxrs.lifecycle.ResourceProvider;
import org.apache.cxf.jaxrs.model.ClassResourceInfo;
import org.apache.cxf.jaxrs.provider.ServerProviderFactory;
import org.apache.cxf.jaxrs.utils.JAXRSUtils;
import org.apache.cxf.logging.FaultListener;
import org.apache.cxf.logging.NoOpFaultListener;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageContentsList;
import org.apache.cxf.phase.Phase;
import org.apache.cxf.phase.PhaseInterceptorChain;
import org.apache.cxf.phase.PhaseManager;
public class JAXRSOutExceptionMapperInterceptor extends AbstractOutDatabindingInterceptor {
private static final Logger LOG = LogUtils.getL7dLogger(JAXRSOutExceptionMapperInterceptor.class);
public JAXRSOutExceptionMapperInterceptor() {
super(Phase.SETUP);
}
public JAXRSOutExceptionMapperInterceptor(String phase) {
super(phase);
}
@Override
public void handleFault(Message message) {
if (Boolean.TRUE == message.get("jaxrs.out.fault")) {
// Exception comes from JAXRSOutInterceptor or the one which follows it
return;
}
Throwable ex = message.getContent(Exception.class);
if (ex instanceof Fault) {
ex = ((Fault)ex).getCause();
}
Response r = JAXRSUtils.convertFaultToResponse(ex, message);
if (r != null) {
message.removeContent(Exception.class);
message.getInterceptorChain().setFaultObserver(null);
message.setContent(List.class, new MessageContentsList(r));
if (message.getContextualProperty(FaultListener.class.getName()) == null) {
message.put(FaultListener.class.getName(), new NoOpFaultListener());
}
PhaseManager pm = message.getExchange().get(Bus.class).getExtension(PhaseManager.class);
PhaseInterceptorChain chain = new PhaseInterceptorChain(pm.getOutPhases());
boolean jaxrsOutOrAfter = false;
Iterator<Interceptor<? extends Message>> iterator = message.getInterceptorChain().iterator();
while (iterator.hasNext()) {
Interceptor<? extends Message> outInterceptor = iterator.next();
if (outInterceptor.getClass() == JAXRSOutInterceptor.class) {
jaxrsOutOrAfter = true;
}
if (jaxrsOutOrAfter) {
chain.add(outInterceptor);
}
}
message.setInterceptorChain(chain);
message.getInterceptorChain().doInterceptStartingAt(message, JAXRSOutInterceptor.class.getName());
return;
}
LOG.fine("Cleanup thread local variables");
Object rootInstance = message.getExchange().remove(JAXRSUtils.ROOT_INSTANCE);
Object rootProvider = message.getExchange().remove(JAXRSUtils.ROOT_PROVIDER);
if (rootInstance != null && rootProvider != null) {
try {
((ResourceProvider)rootProvider).releaseInstance(message, rootInstance);
} catch (Throwable tex) {
LOG.warning("Exception occurred during releasing the service instance, " + tex.getMessage());
}
}
ServerProviderFactory.getInstance(message).clearThreadLocalProxies();
ClassResourceInfo cri = (ClassResourceInfo)message.getExchange().get(JAXRSUtils.ROOT_RESOURCE_CLASS);
if (cri != null) {
cri.clearThreadLocalProxies();
}
}
@Override
public void handleMessage(Message message) throws Fault {
}
}