/**
* 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.binding.jbi.interceptor;
import java.util.ArrayList;
import java.util.List;
import java.util.ResourceBundle;
import java.util.logging.Logger;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import org.apache.cxf.binding.jbi.JBIBindingInfo;
import org.apache.cxf.binding.jbi.JBIConstants;
import org.apache.cxf.binding.jbi.JBIFault;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.databinding.DataReader;
import org.apache.cxf.endpoint.Endpoint;
import org.apache.cxf.interceptor.AbstractInDatabindingInterceptor;
import org.apache.cxf.interceptor.Fault;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.Message;
import org.apache.cxf.phase.Phase;
import org.apache.cxf.service.model.BindingInfo;
import org.apache.cxf.service.model.BindingMessageInfo;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.service.model.MessageInfo;
import org.apache.cxf.service.model.MessagePartInfo;
import org.apache.cxf.staxutils.DepthXMLStreamReader;
import org.apache.cxf.staxutils.StaxUtils;
public class JBIWrapperInInterceptor extends AbstractInDatabindingInterceptor {
private static final Logger LOG = LogUtils.getL7dLogger(JBIWrapperInInterceptor.class);
private static final ResourceBundle BUNDLE = LOG.getResourceBundle();
public JBIWrapperInInterceptor() {
super(Phase.UNMARSHAL);
}
public void handleMessage(Message message) throws Fault {
if (isGET(message)) {
LOG.info("JbiMessageInInterceptor skipped in HTTP GET method");
return;
}
XMLStreamReader xsr = message.getContent(XMLStreamReader.class);
DepthXMLStreamReader reader = new DepthXMLStreamReader(xsr);
Endpoint ep = message.getExchange().get(Endpoint.class);
BindingInfo binding = ep.getEndpointInfo().getBinding();
if (!(binding instanceof JBIBindingInfo)) {
throw new IllegalStateException(
new org.apache.cxf.common.i18n.Message("NEED_JBIBINDING", BUNDLE).toString());
}
if (!StaxUtils.toNextElement(reader)) {
throw new Fault(new org.apache.cxf.common.i18n.Message("NO_OPERATION_ELEMENT", BUNDLE));
}
Exchange ex = message.getExchange();
QName startQName = reader.getName();
// handling jbi fault message
if (startQName.getLocalPart().equals(JBIFault.JBI_FAULT_ROOT)) {
message.getInterceptorChain().abort();
if (ep.getInFaultObserver() != null) {
ep.getInFaultObserver().onMessage(message);
return;
}
}
// handling xml normal inbound message
if (!startQName.equals(JBIConstants.JBI_WRAPPER_MESSAGE)) {
throw new Fault(new org.apache.cxf.common.i18n.Message(
"NO_JBI_MESSAGE_ELEMENT", BUNDLE));
}
try {
BindingOperationInfo bop = ex.get(BindingOperationInfo.class);
DataReader<XMLStreamReader> dr = getDataReader(message);
List<Object> parameters = new ArrayList<Object>();
reader.next();
BindingMessageInfo messageInfo = !isRequestor(message) ? bop.getInput() : bop.getOutput();
message.put(MessageInfo.class, messageInfo.getMessageInfo());
for (MessagePartInfo part : messageInfo.getMessageParts()) {
if (!StaxUtils.skipToStartOfElement(reader)) {
throw new Fault(new org.apache.cxf.common.i18n.Message(
"NOT_ENOUGH_PARTS", BUNDLE));
}
startQName = reader.getName();
if (!startQName.equals(JBIConstants.JBI_WRAPPER_PART)) {
throw new Fault(new org.apache.cxf.common.i18n.Message(
"NO_JBI_PART_ELEMENT", BUNDLE));
}
if (part.isElement()) {
reader.next();
if (!StaxUtils.toNextElement(reader)) {
throw new Fault(new org.apache.cxf.common.i18n.Message(
"EXPECTED_ELEMENT_IN_PART", BUNDLE));
}
}
parameters.add(dr.read(part, reader));
// skip end element
if (part.isElement()) {
reader.next();
}
}
int ev = reader.getEventType();
while (ev != XMLStreamConstants.END_ELEMENT
&& ev != XMLStreamConstants.START_ELEMENT
&& ev != XMLStreamConstants.END_DOCUMENT) {
ev = reader.next();
}
message.setContent(List.class, parameters);
} catch (XMLStreamException e) {
throw new Fault(new org.apache.cxf.common.i18n.Message("STAX_READ_EXC", BUNDLE), e);
}
}
}