org.apache.ws.scout.transport.AxisTransport.java Source code

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Here is the source code for org.apache.ws.scout.transport.AxisTransport.java

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/*
 * Copyright 2001-2004 The Apache Software Foundation.
 * 
 * Licensed 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.ws.scout.transport;

import java.io.ByteArrayInputStream;
import java.net.URI;
import java.util.Vector;

import org.apache.axis.AxisFault;
import org.apache.axis.Message;
import org.apache.axis.client.Call;
import org.apache.axis.client.Service;
import org.apache.axis.message.SOAPBodyElement;
import org.apache.axis.utils.XMLUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.w3c.dom.Element;

/**
 * Message transport class.
 * 
 * <p><i>Borrowed from jUDDI project.</i></p>
 * 
 * @author Steve Viens (sviens@apache.org)
 */
public class AxisTransport implements Transport {
    // private reference to the jUDDI logger
    private static Log log = LogFactory.getLog(AxisTransport.class);

    public Element send(Element request, URI endpointURL) throws TransportException {
        Service service = null;
        Call call = null;
        Element response = null;

        if (log.isDebugEnabled()) {
            log.debug("\nRequest message:\n" + XMLUtils.ElementToString(request));
            log.debug(endpointURL.toString());
        }

        try {
            service = new Service();
            call = (Call) service.createCall();
            call.setTargetEndpointAddress(endpointURL.toURL());

            String requestString = XMLUtils.ElementToString(request);
            SOAPBodyElement body = new SOAPBodyElement(new ByteArrayInputStream(requestString.getBytes("UTF-8")));
            Object[] soapBodies = new Object[] { body };

            Vector result = (Vector) call.invoke(soapBodies);
            if (result.size() > 0) {
                response = ((SOAPBodyElement) result.elementAt(0)).getAsDOM();
            }
        } catch (AxisFault fault) {

            try {
                Message msg = call.getResponseMessage();
                response = msg.getSOAPEnvelope().getFirstBody().getAsDOM();
            } catch (Exception ex) {
                throw new TransportException(ex);
            }
        } catch (Exception ex) {
            throw new TransportException(ex);
        }

        if (log.isDebugEnabled()) {
            log.debug("\nResponse message:\n" + XMLUtils.ElementToString(response));
        }

        return response;
    }

    public String send(String request, URI endpointURL) throws TransportException {
        Service service = null;
        Call call = null;
        String response = null;

        log.debug("\nRequest message:\n" + request);

        try {

            service = new Service();
            call = (Call) service.createCall();
            call.setTargetEndpointAddress(endpointURL.toURL());

            SOAPBodyElement body = new SOAPBodyElement(new ByteArrayInputStream(request.getBytes("UTF-8")));
            Object[] soapBodies = new Object[] { body };

            Vector result = (Vector) call.invoke(soapBodies);
            if (result.size() > 0) {
                response = ((SOAPBodyElement) result.elementAt(0)).getAsString();
            }
        } catch (AxisFault fault) {

            try {
                Message msg = call.getResponseMessage();
                response = msg.getSOAPEnvelope().getFirstBody().getAsString();
            } catch (Exception ex) {
                throw new TransportException(ex);
            }
        } catch (Exception ex) {
            throw new TransportException(ex);
        }

        log.debug("\nResponse message:\n" + response);

        return response;
    }
}