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Apache CXF example source code file (ModifyNumberHandler.java)

This example Apache CXF source code file (ModifyNumberHandler.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

addnumbers, addnumbers, jaxbcontext, jaxbcontext, jaxbelement, jaxbexception, logicalhandler, logicalmessage, modifynumberhandler, object, object, protocolexception, protocolexception, xml

The Apache CXF ModifyNumberHandler.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.systest.handlers;


import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.JAXBException;
import javax.xml.ws.LogicalMessage;
import javax.xml.ws.ProtocolException;
import javax.xml.ws.handler.LogicalHandler;
import javax.xml.ws.handler.LogicalMessageContext;
import javax.xml.ws.handler.MessageContext;

import org.apache.handlers.types.AddNumbers;
import org.apache.handlers.types.ObjectFactory;


/**
 * handles addition of small numbers.
 */
public class ModifyNumberHandler implements LogicalHandler<LogicalMessageContext> {
    
    public final boolean handleMessage(LogicalMessageContext messageContext) {
        //System.out.println("LogicalMessageHandler handleMessage called");

        try {
            // get the LogicalMessage from our context
            LogicalMessage msg = messageContext.getMessage();

            // check the payload, if its an AddNumbers request, we'll intervene
            JAXBContext jaxbContext = JAXBContext.newInstance(ObjectFactory.class);
            Object payload = msg.getPayload(jaxbContext);
            Object value = payload;
            if (payload instanceof JAXBElement) {
                value = ((JAXBElement)payload).getValue();
            }

            if (value instanceof AddNumbers) {
                AddNumbers req = (AddNumbers)value;

                int a = req.getArg0();
                req.setArg0(a * 10);
                msg.setPayload(payload, jaxbContext);
            }
            return true;
        } catch (JAXBException ex) {
            throw new ProtocolException(ex);
        }

    }

    public final boolean handleFault(LogicalMessageContext messageContext) {
        return true;
    }

    public void close(MessageContext ctx) {
    }

}

Other Apache CXF examples (source code examples)

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

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