Package org.apache.axis.providers.java

Source Code of org.apache.axis.providers.java.MsgProvider

/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2001 The Apache Software Foundation.  All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in
*    the documentation and/or other materials provided with the
*    distribution.
*
* 3. The end-user documentation included with the redistribution,
*    if any, must include the following acknowledgment:
*       "This product includes software developed by the
*        Apache Software Foundation (http://www.apache.org/)."
*    Alternately, this acknowledgment may appear in the software itself,
*    if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Axis" and "Apache Software Foundation" must
*    not be used to endorse or promote products derived from this
*    software without prior written permission. For written
*    permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
*    nor may "Apache" appear in their name, without prior written
*    permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation.  For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/

package org.apache.axis.providers.java;

import java.io.* ;
import java.util.* ;
import java.lang.reflect.* ;
import org.apache.axis.* ;
import org.apache.axis.utils.* ;
import org.apache.axis.utils.cache.JavaClass;
import org.apache.axis.encoding.SerializationContext;
import org.apache.axis.encoding.ServiceDescription;
import org.apache.axis.message.SOAPBodyElement;
import org.apache.axis.message.SOAPEnvelope;
import org.apache.axis.message.SOAPHeader;
import org.apache.axis.handlers.* ;
import org.apache.axis.Handler;

import org.w3c.dom.* ;
import org.xml.sax.*;

/**
*
* @author Doug Davis (dug@us.ibm.com)
*/
public class MsgProvider extends JavaProvider {
    /**
     * This is pretty much a pass-thru to the util.Admin tool.  This will just
     * take the Request xml file and call the Admin processing.
     */
    public void processMessage (MessageContext msgContext,
                                String serviceName,
                                String methodName,
                                SOAPEnvelope reqEnv,
                                SOAPEnvelope resEnv,
                                JavaClass jc,
                   
                                Object obj)
        throws Exception
    {
        Handler targetService = msgContext.getServiceHandler();
       
        // is this service a body-only service?
        // if true (the default), the servic3e expects two args,
        // a MessageContext and a Document which is the contents of the first body element.
        // if false, the service expects just one MessageContext argument,
        // and looks at the entire request envelope in the MessageContext
        // (hence it's a "FullMessageService").
        boolean bodyOnlyService = true;
        if (targetService.getOption("FullMessageService") != null) {
            bodyOnlyService = false;
        }
       
        Class[]         argClasses;
        Object[]        argObjects;
       
        // the document which is the contents of the first body element
        // (generated only if we are not an envelope service)
        Method   method = null ;
        Document doc = null ;
       
        if (bodyOnlyService) {
            // dig out just the body, and pass it with the MessageContext
            SOAPBodyElement reqBody = reqEnv.getFirstBody();
           
            doc = reqBody.getAsDOM().getOwnerDocument();

            /* If no methodName was specified during deployment then get it */
            /* from the root of the Body element                            */
            /* Hmmm, should we do this????                                  */
            /****************************************************************/
            if ( methodName == null || methodName.equals("") ) {
                Element root = doc.getDocumentElement();
                if ( root != null ) methodName = root.getLocalName();
            }

            // Try the the simplest case first - just Document as the param
            /////////////////////////////////////////////////////////////////
            argClasses = new Class[1];
            argObjects = new Object[1];
            argClasses[0] = msgContext.getClassLoader().loadClass("org.w3c.dom.Document");
            argObjects[0] = doc ;

            try {
              method = jc.getJavaClass().getMethod( methodName, argClasses );
            }
            catch( NoSuchMethodException exp ) {
              // Ok, no match - so now add MessageContext as the first param
              // and try it again
              ///////////////////////////////////////////////////////////////
              argClasses = new Class[2];
              argObjects = new Object[2];
              argClasses[0] = msgContext.getClassLoader().loadClass("org.apache.axis.MessageContext");
              argClasses[1] = msgContext.getClassLoader().loadClass("org.w3c.dom.Document");
              argObjects[0] = msgContext ;
              argObjects[1] = doc ;
              method = jc.getJavaClass().getMethod( methodName, argClasses );
            }

        } else {
            // pass *just* the MessageContext (maybe don't even parse!!!)
            argClasses = new Class[1];
            argObjects = new Object[1];
            argClasses[0] = msgContext.getClassLoader().loadClass("org.apache.axis.MessageContext");
            argObjects[0] = msgContext ;
            method = jc.getJavaClass().getMethod( methodName, argClasses );
        }
       
       
        // !!! WANT TO MAKE THIS SAX-CAPABLE AS WELL.  Some people will
        //     want DOM, but our examples should mostly lean towards the
        //     SAX side of things....
       
        Document retDoc = (Document) method.invoke( obj, argObjects );
       
        if ( retDoc != null ) {
            SOAPBodyElement el = new SOAPBodyElement(retDoc.getDocumentElement());
            resEnv.addBodyElement(el);
        }
    }
   
   
    public void undo(MessageContext msgContext) {
        category.debug("Enter: MsgDispatcherHandler::undo" );
        category.debug("Exit: MsgDispatcherHandler::undo" );
    }
};
TOP

Related Classes of org.apache.axis.providers.java.MsgProvider

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.