Apache CXF example source code file (JBIDestinationOutputStream.java)

This example Apache CXF source code file (JBIDestinationOutputStream.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, deliverychannel, dom, domsource, io, ioexception, ioexception, jbidestinationoutputstream, log, logging, message, message, object, override, override, send_sync, serializable, string, util

The Apache CXF JBIDestinationOutputStream.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.util.Collection;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;

import javax.jbi.messaging.DeliveryChannel;
import javax.jbi.messaging.ExchangeStatus;
import javax.jbi.messaging.Fault;
import javax.jbi.messaging.MessageExchange;
import javax.jbi.messaging.NormalizedMessage;
import javax.xml.transform.dom.DOMSource;

import org.w3c.dom.Document;

import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.io.CachedOutputStream;
import org.apache.cxf.message.Attachment;
import org.apache.cxf.message.Message;
import org.apache.cxf.staxutils.StaxUtils;

public class JBIDestinationOutputStream extends CachedOutputStream {

    private static final String SEND_SYNC = "javax.jbi.messaging.sendSync";

    private static final Logger LOG = LogUtils.getL7dLogger(JBIDestinationOutputStream.class);
    private Message inMessage;
    private Message outMessage;
    private DeliveryChannel channel;
    
    public JBIDestinationOutputStream(Message m, 
                               Message outM,
                               DeliveryChannel dc) {
        super();
        inMessage = m;
        outMessage = outM;
        channel = dc;
    }
    
    @Override
    protected void doFlush() throws IOException {
        // so far do nothing
    }

    @Override
    protected void doClose() throws IOException {
        commitOutputMessage();
    }

    @Override
    protected void onWrite() throws IOException {
        // so far do nothing
    }

    private void commitOutputMessage() throws IOException {
        try { 
            if (inMessage.getExchange().isOneWay()) {
                return;
            } else {
                
                InputStream bais = getInputStream();
                LOG.finest(new org.apache.cxf.common.i18n.Message(
                    "BUILDING.DOCUMENT", LOG).toString());
                Document doc = StaxUtils.read(bais);
                bais.close();
                
                
                MessageExchange xchng = inMessage.get(MessageExchange.class);
                LOG.fine(new org.apache.cxf.common.i18n.Message(
                    "CREATE.NORMALIZED.MESSAGE", LOG).toString());
                if (inMessage.getExchange().getOutFaultMessage() != null) {
                    org.apache.cxf.interceptor.Fault f = (org.apache.cxf.interceptor.Fault) 
                            inMessage.getContent(Exception.class);
                    if (!(f.getCause() instanceof Error)) {
                        Fault fault = xchng.createFault(); 
                        fault.setContent(new DOMSource(doc));
                        xchng.setFault(fault);
                        if (!f.hasDetails()) {
                            xchng.setProperty("faultstring", f.getMessage());
                        }
                    } else {
                        xchng.setError(f);
                    }
                } else {
                    NormalizedMessage msg = xchng.createMessage();
                    //copy attachments
                    if (outMessage != null && outMessage.getAttachments() != null) {
                        for (Attachment att : outMessage.getAttachments()) {
                            msg.addAttachment(att.getId(), att
                                    .getDataHandler());
                        }
                    }
                    //copy properties
                    
                    for (Map.Entry<String, Object> ent : inMessage.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)) {
                            msg.setProperty(ent.getKey(), ent.getValue());
                        }
                    }


                    //copy contents
                    msg.setContent(new DOMSource(doc));
                    xchng.setMessage(msg, "out");
                    
                }
                LOG.fine(new org.apache.cxf.common.i18n.Message(
                    "POST.DISPATCH", LOG).toString());
                if (xchng.getStatus() == ExchangeStatus.ACTIVE
                        && Boolean.TRUE.equals(xchng.getProperty(SEND_SYNC))) {
                    channel.sendSync(xchng);
                } else {
                    channel.send(xchng);
                }
            }
        } catch (Exception ex) { 
            LOG.log(Level.SEVERE, new org.apache.cxf.common.i18n.Message(
                "ERROR.SEND.MESSAGE", LOG).toString(), ex);
        }
    }

}