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Apache CXF example source code file (JBIWrapperOutInterceptor.java)
The Apache CXF JBIWrapperOutInterceptor.java source code/** * 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.List; import java.util.ResourceBundle; import java.util.logging.Logger; import javax.xml.XMLConstants; import javax.xml.namespace.QName; import javax.xml.stream.XMLStreamException; import javax.xml.stream.XMLStreamWriter; import org.apache.cxf.binding.jbi.JBIConstants; import org.apache.cxf.common.logging.LogUtils; import org.apache.cxf.databinding.DataWriter; import org.apache.cxf.interceptor.AbstractOutDatabindingInterceptor; import org.apache.cxf.interceptor.Fault; import org.apache.cxf.message.Message; import org.apache.cxf.phase.Phase; import org.apache.cxf.service.Service; 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.StaxUtils; public class JBIWrapperOutInterceptor extends AbstractOutDatabindingInterceptor { private static final Logger LOG = LogUtils.getL7dLogger(JBIWrapperOutInterceptor.class); private static final ResourceBundle BUNDLE = LOG.getResourceBundle(); public JBIWrapperOutInterceptor() { super(Phase.MARSHAL); } public void handleMessage(Message message) throws Fault { BindingOperationInfo bop = message.getExchange().get(BindingOperationInfo.class); XMLStreamWriter xmlWriter = getXMLStreamWriter(message); Service service = message.getExchange().get(Service.class); DataWriter<XMLStreamWriter> dataWriter = getDataWriter(message, service, XMLStreamWriter.class); try { xmlWriter.setPrefix("jbi", JBIConstants.NS_JBI_WRAPPER); xmlWriter.writeStartElement(JBIConstants.NS_JBI_WRAPPER, JBIConstants.JBI_WRAPPER_MESSAGE.getLocalPart()); xmlWriter.writeNamespace("jbi", JBIConstants.NS_JBI_WRAPPER); setTypeAttr(xmlWriter, message); List<MessagePartInfo> parts = null; if (!isRequestor(message)) { parts = bop.getOutput().getMessageParts(); } else { parts = bop.getInput().getMessageParts(); } List<?> objs = (List) message.getContent(List.class); if (objs.size() < parts.size()) { throw new Fault(new org.apache.cxf.common.i18n.Message( "NOT_EQUAL_ARG_NUM", BUNDLE)); } for (int idx = 0; idx < parts.size(); idx++) { MessagePartInfo part = parts.get(idx); Object obj = objs.get(part.getIndex()); if (!part.isElement()) { if (part.getTypeClass() == String.class) { xmlWriter.writeStartElement(JBIConstants.NS_JBI_WRAPPER, JBIConstants.JBI_WRAPPER_PART.getLocalPart()); writeWrapper(message, bop, xmlWriter); xmlWriter.writeCharacters(obj.toString()); writeWrapperEnding(bop, xmlWriter); xmlWriter.writeEndElement(); } else { part = new MessagePartInfo(part.getName(), part.getMessageInfo()); part.setElement(false); part.setConcreteName(JBIConstants.JBI_WRAPPER_PART); dataWriter.write(obj, part, xmlWriter); } } else { xmlWriter.writeStartElement(JBIConstants.NS_JBI_WRAPPER, JBIConstants.JBI_WRAPPER_PART.getLocalPart()); writeWrapper(message, bop, xmlWriter); dataWriter.write(obj, part, xmlWriter); writeWrapperEnding(bop, xmlWriter); xmlWriter.writeEndElement(); } } xmlWriter.writeEndElement(); } catch (XMLStreamException e) { throw new Fault(new org.apache.cxf.common.i18n.Message("STAX_WRITE_EXC", BUNDLE), e); } } private void writeWrapperEnding(BindingOperationInfo bop, XMLStreamWriter xmlWriter) throws XMLStreamException { if (bop.isUnwrapped()) { xmlWriter.writeEndElement(); } } private void writeWrapper(Message message, BindingOperationInfo bop, XMLStreamWriter xmlWriter) { if (bop.isUnwrapped()) { MessageInfo messageInfo; if (isRequestor(message)) { messageInfo = bop.getWrappedOperation().getOperationInfo().getInput(); } else { messageInfo = bop.getWrappedOperation().getOperationInfo().getOutput(); } MessagePartInfo outPart = messageInfo.getMessageParts().get(0); QName name = outPart.getConcreteName(); try { String pfx = StaxUtils.getUniquePrefix(xmlWriter, name.getNamespaceURI()); xmlWriter.setPrefix(pfx, name.getNamespaceURI()); xmlWriter.writeStartElement(pfx, name.getLocalPart(), name.getNamespaceURI()); xmlWriter.writeNamespace(pfx, name.getNamespaceURI()); } catch (XMLStreamException e) { throw new Fault(new org.apache.cxf.common.i18n.Message("STAX_WRITE_EXC", BUNDLE), e); } } } private void setTypeAttr(XMLStreamWriter xmlWriter, Message message) throws XMLStreamException { BindingOperationInfo wsdlOperation = getOperation(message); BindingMessageInfo wsdlMessage = isRequestor(message) ? wsdlOperation.getInput() : wsdlOperation.getOutput(); String typeNamespace = wsdlMessage.getMessageInfo().getName().getNamespaceURI(); if (typeNamespace == null || typeNamespace.length() == 0) { throw new IllegalArgumentException("messageType namespace is null or empty"); } xmlWriter.writeAttribute(XMLConstants.XMLNS_ATTRIBUTE + ":" + "msg", typeNamespace); String typeLocalName = wsdlMessage.getMessageInfo().getName().getLocalPart(); if (typeLocalName == null || typeLocalName.length() == 0) { throw new IllegalArgumentException("messageType local name is null or empty"); } xmlWriter.writeAttribute("type", "msg" + ":" + typeLocalName); } protected BindingOperationInfo getOperation(Message message) { BindingOperationInfo operation = message.getExchange().get(BindingOperationInfo.class); if (operation == null) { throw new Fault(new Exception("Operation not bound on this message")); } return operation; } protected boolean isRequestor(org.apache.cxf.message.Message message) { return Boolean.TRUE.equals(message.containsKey( org.apache.cxf.message.Message.REQUESTOR_ROLE)); } } Other Apache CXF examples (source code examples)Here is a short list of links related to this Apache CXF JBIWrapperOutInterceptor.java source code file: |
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