/**
* 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.component.cxf.jaxrs;
import java.lang.reflect.Method;
import javax.ws.rs.WebApplicationException;
import org.apache.camel.ExchangePattern;
import org.apache.camel.Processor;
import org.apache.camel.RuntimeCamelException;
import org.apache.cxf.jaxrs.JAXRSInvoker;
import org.apache.cxf.jaxrs.model.OperationResourceInfo;
import org.apache.cxf.message.Exchange;
public class CxfRsInvoker extends JAXRSInvoker {
private Processor processor;
private CxfRsEndpoint endpoint;
public CxfRsInvoker(CxfRsEndpoint endpoint, Processor processor) {
this.endpoint = endpoint;
this.processor = processor;
}
protected Object performInvocation(Exchange cxfExchange, final Object serviceObject, Method method,
Object[] paramArray) throws Exception {
paramArray = insertExchange(method, paramArray, cxfExchange);
OperationResourceInfo ori = cxfExchange.get(OperationResourceInfo.class);
if (ori.isSubResourceLocator()) {
// don't delegate the sub resource locator call to camel processor
return method.invoke(serviceObject, paramArray);
}
ExchangePattern ep = ExchangePattern.InOut;
if (method.getReturnType() == Void.class) {
ep = ExchangePattern.InOnly;
}
org.apache.camel.Exchange camelExchange = endpoint.createExchange(ep);
CxfRsBinding binding = endpoint.getBinding();
binding.populateExchangeFromCxfRsRequest(cxfExchange, camelExchange, method, paramArray);
try {
processor.process(camelExchange);
} catch (Exception exception) {
camelExchange.setException(exception);
}
if (camelExchange.getException() != null) {
Throwable exception = camelExchange.getException();
Object result = null;
if (exception instanceof RuntimeCamelException) {
exception = ((RuntimeCamelException)exception).getCause();
}
if (exception instanceof WebApplicationException) {
result = ((WebApplicationException)exception).getResponse();
}
return result;
}
return binding.populateCxfRsResponseFromExchange(camelExchange, cxfExchange);
}
}