nl.nn.adapterframework.extensions.cxf.NamespaceUriProvider.java Source code

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Here is the source code for nl.nn.adapterframework.extensions.cxf.NamespaceUriProvider.java

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/*
   Copyright 2018 Nationale-Nederlanden
    
   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 nl.nn.adapterframework.extensions.cxf;

import java.util.Iterator;

import javax.xml.soap.SOAPBody;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPMessage;

import nl.nn.adapterframework.core.IPipeLineSession;
import nl.nn.adapterframework.core.ListenerException;
import nl.nn.adapterframework.receivers.ServiceDispatcher;
import nl.nn.adapterframework.util.LogUtil;

import org.apache.commons.lang3.StringUtils;
import org.apache.log4j.Logger;
import org.w3c.dom.Node;

/**
 * Soap Provider that accepts any message and routes it to a listener with a corresponding TargetObjectNamespacURI.
 * 
 * @author Niels Meijer
 */

public class NamespaceUriProvider extends SOAPProviderBase {
    protected Logger log = LogUtil.getLogger(this);

    private ServiceDispatcher sd = ServiceDispatcher.getInstance();

    private SOAPMessage soapMessage;

    public NamespaceUriProvider() {
        log.debug("initiating NamespaceUriProvider");
    }

    @Override
    public SOAPMessage invoke(SOAPMessage request) {
        this.soapMessage = request;
        return super.invoke(request);
    }

    @Override
    String processRequest(String correlationId, String message, IPipeLineSession pipelineSession)
            throws ListenerException {
        String serviceName = findNamespaceUri();
        log.debug("found namespace[" + serviceName + "]");
        return sd.dispatchRequest(serviceName, null, message, pipelineSession);
    }

    public String findNamespaceUri() throws ListenerException {
        log.debug("trying to find serviceName from soapMessage[" + soapMessage + "]");

        try {
            SOAPBody body = soapMessage.getSOAPBody();
            if (body.hasChildNodes()) {
                Iterator<?> it = body.getChildElements();
                while (it.hasNext()) {
                    Node node = (Node) it.next();

                    //Found first namespaceURI
                    if (StringUtils.isNotEmpty(node.getNamespaceURI()))
                        return node.getNamespaceURI();
                }
            }
        } catch (SOAPException e) {
            throw new ListenerException(e);
        }

        throw new ListenerException("unable to determine serviceName from NamespaceURI");
    }
}