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Apache CXF example source code file (JBIConduitOutputStream.java)

This example Apache CXF source code file (JBIConduitOutputStream.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Apache CXF tags/keywords

deliverychannel, io, ioexception, ioexception, jbiconduit, log, logging, map, member, normalizedmessage, object, object, override, override, qname, reflection, source, source, util

The Apache CXF JBIConduitOutputStream.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.transport.jbi;

import java.io.IOException;
import java.io.InputStream;
import java.io.Serializable;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Map;
import java.util.Set;
import java.util.logging.Logger;

import javax.jbi.messaging.DeliveryChannel;
import javax.jbi.messaging.ExchangeStatus;
import javax.jbi.messaging.InOut;
import javax.jbi.messaging.MessageExchange;
import javax.jbi.messaging.MessageExchangeFactory;
import javax.jbi.messaging.NormalizedMessage;
import javax.jws.WebService;
import javax.xml.namespace.QName;
import javax.xml.transform.Source;
import javax.xml.transform.stream.StreamSource;

import org.apache.cxf.Bus;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.helpers.CastUtils;
import org.apache.cxf.io.CachedOutputStream;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageImpl;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.ws.addressing.EndpointReferenceType;
import org.apache.cxf.wsdl.EndpointReferenceUtils;

public class JBIConduitOutputStream extends CachedOutputStream {

    private static final Logger LOG = LogUtils.getL7dLogger(JBIConduitOutputStream.class);

    private Message message;
    private boolean isOneWay;
    private DeliveryChannel channel;
    private JBIConduit conduit;
    private EndpointReferenceType target;

    public JBIConduitOutputStream(Message m, DeliveryChannel channel, EndpointReferenceType target,
                                  JBIConduit conduit) {
        message = m;
        this.channel = channel;
        this.conduit = conduit;
        this.target = target;
        
    }

    @Override
    protected void doFlush() throws IOException {

    }

    @Override
    protected void doClose() throws IOException {
        isOneWay = message.getExchange().isOneWay();
        commitOutputMessage();
        if (target != null) {
            target.getClass();
        }
    }

    private void commitOutputMessage() throws IOException {
        try {
            Member member = (Member) message.get(Method.class.getName());
            Class<?> clz = member.getDeclaringClass();
            Exchange exchange = message.getExchange();
            BindingOperationInfo bop = exchange.get(BindingOperationInfo.class);

            LOG.info(new org.apache.cxf.common.i18n.Message("INVOKE.SERVICE", LOG).toString() + clz);

            WebService ws = clz.getAnnotation(WebService.class);
            assert ws != null;
            QName interfaceName = new QName(ws.targetNamespace(), ws.name());
            QName serviceName = null;
            if (target != null) {
                serviceName = EndpointReferenceUtils.getServiceName(target,
                                                                    message.getExchange().get(Bus.class));
            } else {
                serviceName = message.getExchange().get(org.apache.cxf.service.Service.class).getName();
            }
          
            MessageExchangeFactory factory = channel.createExchangeFactoryForService(serviceName);
            LOG.info(new org.apache.cxf.common.i18n.Message("CREATE.MESSAGE.EXCHANGE", LOG).toString()
                     + serviceName);
            MessageExchange xchng = null;
            if (isOneWay) {
                xchng = factory.createInOnlyExchange();
            } else if (bop.getOutput() == null) {
                xchng = factory.createRobustInOnlyExchange();
            } else {
                xchng = factory.createInOutExchange();
            }

            NormalizedMessage inMsg = xchng.createMessage();
            LOG.info(new org.apache.cxf.common.i18n.Message("EXCHANGE.ENDPOINT", LOG).toString()
                     + xchng.getEndpoint());
            if (inMsg != null) {
                LOG.info("setup message contents on " + inMsg);
                inMsg.setContent(getMessageContent(message));
                xchng.setService(serviceName);
                LOG.info("service for exchange " + serviceName);

                xchng.setInterfaceName(interfaceName);

                xchng.setOperation(bop.getName());
                //copy context
                Map<String, Object> invocationContext = 
                    CastUtils.cast((Map)message.get(Message.INVOCATION_CONTEXT));
                if (invocationContext != null) {
                    for (Map.Entry<String, Object> ent 
                        : CastUtils.cast((Map)invocationContext.get("RequestContext"), 
                                             String.class, Object.class).entrySet()) {
                        // check if value is Serializable, and if value is Map
                        // or collection,
                        // just exclude it since the entry of it may not be
                        // Serializable as well
                        if (ent.getValue() instanceof Serializable
                                && !(ent.getValue() instanceof Map)
                                && !(ent.getValue() instanceof Collection)) {
                            inMsg.setProperty(ent.getKey(), ent.getValue());
                        }
                    }
                }
                xchng.setMessage(inMsg, "in");
                LOG.info("sending message");
                if (!isOneWay) {
                    channel.sendSync(xchng);
                    NormalizedMessage outMsg = ((InOut)xchng).getOutMessage();
                    Source content = null;
                    Set normalizedMessageProps = null;
                    if (outMsg != null) {
                        content = outMsg.getContent();
                        normalizedMessageProps = outMsg.getPropertyNames();
                    } else {
                        if (((InOut)xchng).getFault() == null) {
                            throw xchng.getError();
                        }
                        content = ((InOut)xchng).getFault().getContent();
                        normalizedMessageProps = ((InOut)xchng).getFault().getPropertyNames();
                    }
                    Message inMessage = new MessageImpl();
                    message.getExchange().setInMessage(inMessage);
                    InputStream ins = JBIMessageHelper.convertMessageToInputStream(content);
                    if (ins == null) {
                        throw new IOException(new org.apache.cxf.common.i18n.Message(
                            "UNABLE.RETRIEVE.MESSAGE", LOG).toString());
                    }
                    inMessage.setContent(InputStream.class, ins);
                    inMessage.put(MessageExchange.class, xchng);
                    
                    
                    if (normalizedMessageProps != null) {
                  
                        for (Object name : normalizedMessageProps) {
                            inMessage.put((String) name, outMsg
                                    .getProperty((String) name));

                        }
                    }
                    conduit.getMessageObserver().onMessage(inMessage);

                    xchng.setStatus(ExchangeStatus.DONE);
                    channel.send(xchng);                    
                } else {
                    channel.send(xchng);
                }

            } else {
                LOG.info(new org.apache.cxf.common.i18n.Message("NO.MESSAGE", LOG).toString());
            }

            

        } catch (IOException e) {
            throw e;
        } catch (Exception e) {
            throw new RuntimeException(e.toString());
        }
    }

    private Source getMessageContent(Message message2) throws IOException {
        return new StreamSource(this.getInputStream());
        
    }

    @Override
    protected void onWrite() throws IOException {

    }

}

Other Apache CXF examples (source code examples)

Here is a short list of links related to this Apache CXF JBIConduitOutputStream.java source code file:

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