Examples with Endpoint org.apache.synapse.endpoints.Endpoint used on opensource projects

Example 21 with Endpoint

use of org.apache.synapse.endpoints.Endpoint in project wso2-synapse by wso2.

the class ClassEndpointFactory method createEndpoint.

protected Endpoint createEndpoint(OMElement epConfig, boolean anonymousEndpoint, Properties properties) {
    ClassEndpoint clazzEndpoint = new ClassEndpoint();
    OMAttribute endpointName = epConfig.getAttribute(new QName(XMLConfigConstants.NULL_NAMESPACE, "name"));
    if (endpointName != null) {
        clazzEndpoint.setName(endpointName.getAttributeValue());
    }
    OMElement classElement = epConfig.getFirstChildWithName(CLASS_QNAME);
    if (classElement == null) {
        return null;
    }
    String nameAttr = classElement.getAttributeValue(NAME_QNAME);
    if (nameAttr == null) {
        return null;
    }
    Endpoint endpoint = null;
    try {
        Class clazz = Class.forName(nameAttr);
        endpoint = (Endpoint) clazz.newInstance();
        for (Iterator iter = classElement.getChildrenWithName(PARAMETER_QNAME); iter.hasNext(); ) {
            OMElement paramEle = (OMElement) iter.next();
            setParameter(endpoint, paramEle, clazzEndpoint);
        }
    } catch (Exception e) {
        handleException("Cannot create class endpoint", e);
    }
    clazzEndpoint.setClassEndpoint(endpoint);
    return clazzEndpoint;
}

Example 22 with Endpoint

use of org.apache.synapse.endpoints.Endpoint in project wso2-synapse by wso2.

the class ProxyServiceSerializer method serializeProxy.

public static OMElement serializeProxy(OMElement parent, ProxyService service) {
    OMElement proxy = fac.createOMElement("proxy", synNS);
    if (service.getName() != null) {
        proxy.addAttribute(fac.createOMAttribute("name", nullNS, service.getName()));
    } else {
        handleException("Invalid proxy service. Service name is required");
    }
    String descriptionStr = service.getDescription();
    if (descriptionStr != null) {
        OMElement description = fac.createOMElement("description", synNS);
        description.addChild(fac.createOMText(descriptionStr));
        proxy.addChild(description);
    }
    ArrayList transports = service.getTransports();
    if (transports != null && !transports.isEmpty()) {
        String transportStr = "" + transports.get(0);
        for (int i = 1; i < transports.size(); i++) {
            transportStr = transportStr.concat(" " + transports.get(i));
        }
        proxy.addAttribute(fac.createOMAttribute("transports", nullNS, transportStr));
    }
    if (service.getServiceGroup() != null) {
        proxy.addAttribute(fac.createOMAttribute("serviceGroup", nullNS, service.getServiceGroup()));
    }
    List pinnedServers = service.getPinnedServers();
    if (pinnedServers != null && !pinnedServers.isEmpty()) {
        String pinnedServersStr = "" + pinnedServers.get(0);
        for (int i = 1; i < pinnedServers.size(); i++) {
            pinnedServersStr = pinnedServersStr.concat(" " + pinnedServers.get(i));
        }
        proxy.addAttribute(fac.createOMAttribute("pinnedServers", nullNS, pinnedServersStr));
    }
    if (service.isStartOnLoad()) {
        proxy.addAttribute(fac.createOMAttribute("startOnLoad", nullNS, "true"));
    } else {
        proxy.addAttribute(fac.createOMAttribute("startOnLoad", nullNS, "false"));
    }
    String endpoint = service.getTargetEndpoint();
    OMElement target = fac.createOMElement("target", synNS);
    Endpoint inLineEndpoint = service.getTargetInLineEndpoint();
    if (endpoint != null) {
        target.addAttribute(fac.createOMAttribute("endpoint", nullNS, endpoint));
        proxy.addChild(target);
    } else if (inLineEndpoint != null) {
        OMElement epElement = EndpointSerializer.getElementFromEndpoint(inLineEndpoint);
        target.addChild(epElement);
        proxy.addChild(target);
    }
    String inSeq = service.getTargetInSequence();
    String outSeq = service.getTargetOutSequence();
    String faultSeq = service.getTargetFaultSequence();
    SequenceMediatorSerializer serializer = new SequenceMediatorSerializer();
    if (inSeq != null) {
        target.addAttribute(fac.createOMAttribute("inSequence", nullNS, inSeq));
        proxy.addChild(target);
    } else {
        SequenceMediator inLineInSeq = service.getTargetInLineInSequence();
        if (inLineInSeq != null) {
            OMElement inSeqElement = serializer.serializeAnonymousSequence(null, inLineInSeq);
            inSeqElement.setLocalName("inSequence");
            target.addChild(inSeqElement);
            proxy.addChild(target);
        }
    }
    if (outSeq != null) {
        target.addAttribute(fac.createOMAttribute("outSequence", nullNS, outSeq));
        proxy.addChild(target);
    } else {
        SequenceMediator inLineOutSeq = service.getTargetInLineOutSequence();
        if (inLineOutSeq != null) {
            OMElement outSeqElement = serializer.serializeAnonymousSequence(null, inLineOutSeq);
            outSeqElement.setLocalName("outSequence");
            target.addChild(outSeqElement);
            proxy.addChild(target);
        }
    }
    if (faultSeq != null) {
        target.addAttribute(fac.createOMAttribute("faultSequence", nullNS, faultSeq));
        proxy.addChild(target);
    } else {
        SequenceMediator inLineFaultSeq = service.getTargetInLineFaultSequence();
        if (inLineFaultSeq != null) {
            OMElement faultSeqElement = serializer.serializeAnonymousSequence(null, inLineFaultSeq);
            faultSeqElement.setLocalName("faultSequence");
            target.addChild(faultSeqElement);
            proxy.addChild(target);
        }
    }
    String wsdlKey = service.getWSDLKey();
    String wsdlEndpoint = service.getPublishWSDLEndpoint();
    String preservePolicy = service.getPreservePolicy();
    URI wsdlUri = service.getWsdlURI();
    Object inLineWSDL = service.getInLineWSDL();
    if (wsdlKey != null || wsdlUri != null || inLineWSDL != null || wsdlEndpoint != null) {
        OMElement wsdl = fac.createOMElement("publishWSDL", synNS);
        if (wsdlEndpoint != null) {
            wsdl.addAttribute(fac.createOMAttribute("endpoint", nullNS, wsdlEndpoint));
        } else if (wsdlKey != null) {
            wsdl.addAttribute(fac.createOMAttribute("key", nullNS, wsdlKey));
        } else if (inLineWSDL != null) {
            wsdl.addChild((OMNode) inLineWSDL);
        } else if (wsdlUri != null) {
            wsdl.addAttribute(fac.createOMAttribute("uri", nullNS, wsdlUri.toString()));
        }
        if (preservePolicy != null) {
            wsdl.addAttribute(fac.createOMAttribute("preservePolicy", nullNS, preservePolicy));
        }
        ResourceMapSerializer.serializeResourceMap(wsdl, service.getResourceMap());
        proxy.addChild(wsdl);
    }
    for (PolicyInfo pi : service.getPolicies()) {
        OMElement policy = fac.createOMElement("policy", synNS);
        if (pi.getPolicyKey() != null) {
            policy.addAttribute(fac.createOMAttribute("key", nullNS, pi.getPolicyKey()));
        } else {
            handleException("Policy without a key has been found");
        }
        if (pi.getOperation() != null) {
            policy.addAttribute(fac.createOMAttribute("operationName", nullNS, pi.getOperation().getLocalPart()));
            if (pi.getOperation().getNamespaceURI() != null) {
                policy.addAttribute(fac.createOMAttribute("operationNamespace", nullNS, pi.getOperation().getNamespaceURI()));
            }
        }
        if (pi.getType() != 0) {
            policy.addAttribute(fac.createOMAttribute("type", nullNS, pi.getMessageLable().toLowerCase()));
        }
        proxy.addChild(policy);
    }
    for (String propertyName : service.getParameterMap().keySet()) {
        OMElement property = fac.createOMElement("parameter", synNS);
        property.addAttribute(fac.createOMAttribute("name", nullNS, propertyName));
        Object value = service.getParameterMap().get(propertyName);
        if (value != null) {
            if (value instanceof String) {
                property.setText(((String) value).trim());
                proxy.addChild(property);
            } else if (value instanceof OMNode) {
                property.addChild((OMNode) value);
                proxy.addChild(property);
            }
        }
    }
    if (service.isWsAddrEnabled()) {
        proxy.addChild(fac.createOMElement("enableAddressing", synNS));
    }
    if (service.isWsSecEnabled()) {
        proxy.addChild(fac.createOMElement("enableSec", synNS));
    }
    StatisticsConfigurable statisticsConfigurable = service.getAspectConfiguration();
    if (statisticsConfigurable != null && statisticsConfigurable.isStatisticsEnable()) {
        proxy.addAttribute(fac.createOMAttribute(XMLConfigConstants.STATISTICS_ATTRIB_NAME, nullNS, XMLConfigConstants.STATISTICS_ENABLE));
    }
    if (statisticsConfigurable != null && statisticsConfigurable.isTracingEnabled()) {
        proxy.addAttribute(fac.createOMAttribute(XMLConfigConstants.TRACE_ATTRIB_NAME, nullNS, XMLConfigConstants.TRACE_ENABLE));
    }
    if (parent != null) {
        parent.addChild(proxy);
    }
    return proxy;
}

Example 23 with Endpoint

use of org.apache.synapse.endpoints.Endpoint in project wso2-synapse by wso2.

the class ProxyService method buildAxisService.

/**
 * Build the underlying Axis2 service from the Proxy service definition
 *
 * @param synCfg  the Synapse configuration
 * @param axisCfg the Axis2 configuration
 * @return the Axis2 service for the Proxy
 */
public AxisService buildAxisService(SynapseConfiguration synCfg, AxisConfiguration axisCfg) {
    auditInfo("Building Axis service for Proxy service : " + name);
    if (pinnedServers != null && !pinnedServers.isEmpty()) {
        Parameter param = axisCfg.getParameter(SynapseConstants.SYNAPSE_ENV);
        if (param != null && param.getValue() instanceof SynapseEnvironment) {
            SynapseEnvironment synEnv = (SynapseEnvironment) param.getValue();
            String serverName = synEnv != null ? synEnv.getServerContextInformation().getServerConfigurationInformation().getServerName() : "localhost";
            if (!pinnedServers.contains(serverName)) {
                log.info("Server name " + serverName + " not in pinned servers list. " + "Not deploying Proxy service : " + name);
                return null;
            }
        }
    }
    // get the wsdlElement as an OMElement
    if (trace()) {
        trace.info("Loading the WSDL : " + (publishWSDLEndpoint != null ? " endpoint = " + publishWSDLEndpoint : (wsdlKey != null ? " key = " + wsdlKey : (wsdlURI != null ? " URI = " + wsdlURI : " <Inlined>"))));
    }
    InputStream wsdlInputStream = null;
    OMElement wsdlElement = null;
    boolean wsdlFound = false;
    String publishWSDL = null;
    SynapseEnvironment synEnv = SynapseConfigUtils.getSynapseEnvironment(axisCfg);
    String synapseHome = synEnv != null ? synEnv.getServerContextInformation().getServerConfigurationInformation().getSynapseHome() : "";
    if (wsdlKey != null) {
        synCfg.getEntryDefinition(wsdlKey);
        Object keyObject = synCfg.getEntry(wsdlKey);
        // start of fix for ESBJAVA-2641
        if (keyObject == null) {
            synCfg.removeEntry(wsdlKey);
        }
        // end of fix for ESBJAVA-2641
        if (keyObject instanceof OMElement) {
            wsdlElement = (OMElement) keyObject;
        }
        wsdlFound = true;
    } else if (inLineWSDL != null) {
        wsdlElement = (OMElement) inLineWSDL;
        wsdlFound = true;
    } else if (wsdlURI != null) {
        try {
            URL url = wsdlURI.toURL();
            publishWSDL = url.toString();
            OMNode node = SynapseConfigUtils.getOMElementFromURL(publishWSDL, synapseHome);
            if (node instanceof OMElement) {
                wsdlElement = (OMElement) node;
            }
            wsdlFound = true;
        } catch (MalformedURLException e) {
            handleException("Malformed URI for wsdl", e);
        } catch (IOException e) {
            // handleException("Error reading from wsdl URI", e);
            boolean enablePublishWSDLSafeMode = false;
            Map proxyParameters = this.getParameterMap();
            if (!proxyParameters.isEmpty()) {
                if (proxyParameters.containsKey("enablePublishWSDLSafeMode")) {
                    enablePublishWSDLSafeMode = Boolean.parseBoolean(proxyParameters.get("enablePublishWSDLSafeMode").toString().toLowerCase());
                } else {
                    if (trace()) {
                        trace.info("WSDL was unable to load for: " + publishWSDL);
                        trace.info("Please add <syn:parameter name=\"enableURISafeMode\">true" + "</syn:parameter> to proxy service.");
                    }
                    handleException("Error reading from wsdl URI", e);
                }
            }
            if (enablePublishWSDLSafeMode) {
                // !!!Need to add a reload function... And display that the wsdl/service is offline!!!
                if (trace()) {
                    trace.info("WSDL was unable to load for: " + publishWSDL);
                    trace.info("enableURISafeMode: true");
                }
                log.warn("Unable to load the WSDL for : " + name, e);
                return null;
            } else {
                if (trace()) {
                    trace.info("WSDL was unable to load for: " + publishWSDL);
                    trace.info("enableURISafeMode: false");
                }
                handleException("Error reading from wsdl URI", e);
            }
        }
    } else if (publishWSDLEndpoint != null) {
        try {
            URL url = null;
            Endpoint ep = synCfg.getEndpoint(publishWSDLEndpoint);
            if (ep == null) {
                handleException("Unable to resolve WSDL url. " + publishWSDLEndpoint + " is null");
            }
            if (ep instanceof AddressEndpoint) {
                url = new URL(((AddressEndpoint) (ep)).getDefinition().getAddress() + "?wsdl");
            } else if (ep instanceof WSDLEndpoint) {
                url = new URL(((WSDLEndpoint) (ep)).getWsdlURI());
            } else {
                handleException("Unable to resolve WSDL url. " + publishWSDLEndpoint + " is not a AddressEndpoint or WSDLEndpoint");
            }
            publishWSDL = url.toString();
            OMNode node = SynapseConfigUtils.getOMElementFromURL(publishWSDL, synapseHome);
            if (node instanceof OMElement) {
                wsdlElement = (OMElement) node;
            }
            wsdlFound = true;
        } catch (MalformedURLException e) {
            handleException("Malformed URI for wsdl", e);
        } catch (IOException e) {
            // handleException("Error reading from wsdl URI", e);
            boolean enablePublishWSDLSafeMode = false;
            Map proxyParameters = this.getParameterMap();
            if (!proxyParameters.isEmpty()) {
                if (proxyParameters.containsKey("enablePublishWSDLSafeMode")) {
                    enablePublishWSDLSafeMode = Boolean.parseBoolean(proxyParameters.get("enablePublishWSDLSafeMode").toString().toLowerCase());
                } else {
                    if (trace()) {
                        trace.info("WSDL was unable to load for: " + publishWSDL);
                        trace.info("Please add <syn:parameter name=\"enableURISafeMode\">true" + "</syn:parameter> to proxy service.");
                    }
                    handleException("Error reading from wsdl URI " + publishWSDL, e);
                }
            }
            if (enablePublishWSDLSafeMode) {
                // !!!Need to add a reload function... And display that the wsdl/service is offline!!!
                if (trace()) {
                    trace.info("WSDL was unable to load for: " + publishWSDL);
                    trace.info("enableURISafeMode: true");
                }
                log.warn("Unable to load the WSDL for : " + name, e);
                return null;
            } else {
                if (trace()) {
                    trace.info("WSDL was unable to load for: " + publishWSDL);
                    trace.info("enableURISafeMode: false");
                }
                handleException("Error reading from wsdl URI " + publishWSDL, e);
            }
        }
    } else {
        // our SynapseDispatcher will properly dispatch to
        if (trace())
            trace.info("Did not find a WSDL. Assuming a POX or Legacy service");
        axisService = new AxisService();
        AxisOperation mediateOperation = new InOutAxisOperation(SynapseConstants.SYNAPSE_OPERATION_NAME);
        // Set the names of the two messages so that Axis2 is able to produce a WSDL (see SYNAPSE-366):
        mediateOperation.getMessage(WSDLConstants.MESSAGE_LABEL_IN_VALUE).setName("in");
        mediateOperation.getMessage(WSDLConstants.MESSAGE_LABEL_OUT_VALUE).setName("out");
        axisService.addOperation(mediateOperation);
    }
    // if a WSDL was found
    if (wsdlElement != null) {
        OMNamespace wsdlNamespace = wsdlElement.getNamespace();
        // if preservePolicy is set to 'false', remove the security policy content of publish wsdl
        if (preservePolicy != null && preservePolicy.equals("false")) {
            if (org.apache.axis2.namespace.Constants.NS_URI_WSDL11.equals(wsdlNamespace.getNamespaceURI())) {
                removePolicyOfWSDL(wsdlElement);
            }
        }
        // serialize and create an input stream to read WSDL
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try {
            if (trace())
                trace.info("Serializing wsdlElement found to build an Axis2 service");
            wsdlElement.serialize(baos);
            wsdlInputStream = new ByteArrayInputStream(baos.toByteArray());
        } catch (XMLStreamException e) {
            handleException("Error converting to a StreamSource", e);
        }
        if (wsdlInputStream != null) {
            try {
                // detect version of the WSDL 1.1 or 2.0
                if (trace())
                    trace.info("WSDL Namespace is : " + wsdlNamespace.getNamespaceURI());
                if (wsdlNamespace != null) {
                    WSDLToAxisServiceBuilder wsdlToAxisServiceBuilder = null;
                    if (WSDL2Constants.WSDL_NAMESPACE.equals(wsdlNamespace.getNamespaceURI())) {
                        wsdlToAxisServiceBuilder = new WSDL20ToAxisServiceBuilder(wsdlInputStream, null, null);
                    } else if (org.apache.axis2.namespace.Constants.NS_URI_WSDL11.equals(wsdlNamespace.getNamespaceURI())) {
                        wsdlToAxisServiceBuilder = new WSDL11ToAxisServiceBuilder(wsdlInputStream);
                    } else {
                        handleException("Unknown WSDL format.. not WSDL 1.1 or WSDL 2.0");
                    }
                    if (wsdlToAxisServiceBuilder == null) {
                        throw new SynapseException("Could not get the WSDL to Axis Service Builder");
                    }
                    wsdlToAxisServiceBuilder.setBaseUri(wsdlURI != null ? wsdlURI.toString() : synapseHome);
                    if (trace()) {
                        trace.info("Setting up custom resolvers");
                    }
                    // load the UserDefined WSDLResolver and SchemaURIResolver implementations
                    if (synCfg.getProperty(SynapseConstants.SYNAPSE_WSDL_RESOLVER) != null && synCfg.getProperty(SynapseConstants.SYNAPSE_SCHEMA_RESOLVER) != null) {
                        setUserDefinedResourceResolvers(synCfg, wsdlInputStream, wsdlToAxisServiceBuilder);
                    } else {
                        if (resourceMap != null) {
                            // if the resource map is available use it
                            wsdlToAxisServiceBuilder.setCustomResolver(new CustomXmlSchemaURIResolver(resourceMap, synCfg));
                            // Axis 2 also needs a WSDLLocator for WSDL 1.1 documents
                            if (wsdlToAxisServiceBuilder instanceof WSDL11ToAxisServiceBuilder) {
                                ((WSDL11ToAxisServiceBuilder) wsdlToAxisServiceBuilder).setCustomWSDLResolver(new CustomWSDLLocator(new InputSource(wsdlInputStream), wsdlURI != null ? wsdlURI.toString() : "", resourceMap, synCfg));
                            }
                        } else {
                            // if the resource map isn't available ,
                            // then each import URIs will be resolved using base URI
                            wsdlToAxisServiceBuilder.setCustomResolver(new CustomXmlSchemaURIResolver());
                            // Axis 2 also needs a WSDLLocator for WSDL 1.1 documents
                            if (wsdlToAxisServiceBuilder instanceof WSDL11ToAxisServiceBuilder) {
                                ((WSDL11ToAxisServiceBuilder) wsdlToAxisServiceBuilder).setCustomWSDLResolver(new CustomWSDLLocator(new InputSource(wsdlInputStream), wsdlURI != null ? wsdlURI.toString() : ""));
                            }
                        }
                    }
                    if (trace()) {
                        trace.info("Populating Axis2 service using WSDL");
                        if (trace.isTraceEnabled()) {
                            trace.trace("WSDL : " + wsdlElement.toString());
                        }
                    }
                    axisService = wsdlToAxisServiceBuilder.populateService();
                    // this is to clear the bindings and ports already in the WSDL so that the
                    // service will generate the bindings on calling the printWSDL otherwise
                    // the WSDL which will be shown is same as the original WSDL except for the
                    // service name
                    axisService.getEndpoints().clear();
                } else {
                    handleException("Unknown WSDL format.. not WSDL 1.1 or WSDL 2.0");
                }
            } catch (AxisFault af) {
                handleException("Error building service from WSDL", af);
            } catch (IOException ioe) {
                handleException("Error reading WSDL", ioe);
            }
        }
    } else if (wsdlFound) {
        handleException("Couldn't build the proxy service : " + name + ". Unable to locate the specified WSDL to build the service");
    }
    // default Service destination
    if (axisService == null) {
        throw new SynapseException("Could not create a proxy service");
    }
    axisService.setName(name);
    if (description != null) {
        axisService.setDocumentation(description);
    }
    // Setting file path for axis2 service
    if (filePath != null) {
        axisService.setFileName(filePath);
    }
    // destination
    if (transports == null || transports.size() == 0) {
    // default to all transports using service name as destination
    } else {
        if (trace())
            trace.info("Exposing transports : " + transports);
        axisService.setExposedTransports(transports);
    }
    // process parameters
    if (trace() && parameters.size() > 0) {
        trace.info("Setting service parameters : " + parameters);
    }
    for (Object o : parameters.keySet()) {
        String name = (String) o;
        Object value = parameters.get(name);
        Parameter p = new Parameter();
        p.setName(name);
        p.setValue(value);
        try {
            axisService.addParameter(p);
        } catch (AxisFault af) {
            handleException("Error setting parameter : " + name + "" + "to proxy service as a Parameter", af);
        }
    }
    if (JavaUtils.isTrueExplicitly(axisService.getParameterValue(ABSOLUTE_SCHEMA_URL_PARAM))) {
        axisService.setCustomSchemaNamePrefix("");
    }
    if (JavaUtils.isTrueExplicitly(axisService.getParameterValue(ABSOLUTE_PROXY_SCHEMA_URL_PARAM))) {
        axisService.setCustomSchemaNamePrefix("fullschemaurl");
    }
    if (JavaUtils.isTrueExplicitly(axisService.getParameterValue("disableOperationValidation"))) {
        try {
            AxisOperation defaultOp = processOperationValidation(axisService);
        // proxyServiceGroup.setParent(axisCfg);
        } catch (AxisFault axisFault) {
        // ignore
        }
    }
    boolean isNoSecPolicy = false;
    if (!policies.isEmpty()) {
        for (PolicyInfo pi : policies) {
            Policy policy = getPolicyFromKey(pi.getPolicyKey(), synCfg);
            if (policy == null) {
                handleException("Cannot find Policy from the key");
            }
            if (NO_SECURITY_POLICY.equals(policy.getId())) {
                isNoSecPolicy = true;
                log.info("NoSecurity Policy found, skipping policy attachment");
                continue;
            }
            if (pi.isServicePolicy()) {
                axisService.getPolicySubject().attachPolicy(policy);
            } else if (pi.isOperationPolicy()) {
                AxisOperation op = axisService.getOperation(pi.getOperation());
                if (op != null) {
                    op.getPolicySubject().attachPolicy(policy);
                } else {
                    handleException("Couldn't find the operation specified " + "by the QName : " + pi.getOperation());
                }
            } else if (pi.isMessagePolicy()) {
                if (pi.getOperation() != null) {
                    AxisOperation op = axisService.getOperation(pi.getOperation());
                    if (op != null) {
                        op.getMessage(pi.getMessageLable()).getPolicySubject().attachPolicy(policy);
                    } else {
                        handleException("Couldn't find the operation " + "specified by the QName : " + pi.getOperation());
                    }
                } else {
                    // operation is not specified and hence apply to all the applicable messages
                    for (Iterator itr = axisService.getOperations(); itr.hasNext(); ) {
                        Object obj = itr.next();
                        if (obj instanceof AxisOperation) {
                            // check whether the policy is applicable
                            if (!((obj instanceof OutOnlyAxisOperation && pi.getType() == PolicyInfo.MESSAGE_TYPE_IN) || (obj instanceof InOnlyAxisOperation && pi.getType() == PolicyInfo.MESSAGE_TYPE_OUT))) {
                                AxisMessage message = ((AxisOperation) obj).getMessage(pi.getMessageLable());
                                message.getPolicySubject().attachPolicy(policy);
                            }
                        }
                    }
                }
            } else {
                handleException("Undefined Policy type");
            }
        }
    }
    // create a custom message receiver for this proxy service
    ProxyServiceMessageReceiver msgRcvr = new ProxyServiceMessageReceiver();
    msgRcvr.setName(name);
    msgRcvr.setProxy(this);
    Iterator iter = axisService.getOperations();
    while (iter.hasNext()) {
        AxisOperation op = (AxisOperation) iter.next();
        op.setMessageReceiver(msgRcvr);
    }
    try {
        axisService.addParameter(SynapseConstants.SERVICE_TYPE_PARAM_NAME, SynapseConstants.PROXY_SERVICE_TYPE);
        if (serviceGroup == null) {
            auditInfo("Adding service " + name + " to the Axis2 configuration");
            axisCfg.addService(axisService);
        } else {
            auditInfo("Adding service " + name + " to the service group " + serviceGroup);
            if (axisCfg.getServiceGroup(serviceGroup) == null) {
                // If the specified group does not exist we should create it
                AxisServiceGroup proxyServiceGroup = new AxisServiceGroup();
                proxyServiceGroup.setServiceGroupName(serviceGroup);
                proxyServiceGroup.setParent(axisCfg);
                // Add  the service to the new group and add the group the AxisConfiguration
                proxyServiceGroup.addService(axisService);
                axisCfg.addServiceGroup(proxyServiceGroup);
            } else {
                // Simply add the service to the existing group
                axisService.setParent(axisCfg.getServiceGroup(serviceGroup));
                axisCfg.addServiceToExistingServiceGroup(axisService, serviceGroup);
            }
        }
        this.setRunning(true);
    } catch (AxisFault axisFault) {
        try {
            if (axisCfg.getService(axisService.getName()) != null) {
                if (trace())
                    trace.info("Removing service " + name + " due to error : " + axisFault.getMessage());
                axisCfg.removeService(axisService.getName());
            }
        } catch (AxisFault ignore) {
        }
        handleException("Error adding Proxy service to the Axis2 engine", axisFault);
    }
    // should Addressing be engaged on this service?
    if (wsAddrEnabled) {
        auditInfo("WS-Addressing is enabled for service : " + name);
        try {
            axisService.engageModule(axisCfg.getModule(SynapseConstants.ADDRESSING_MODULE_NAME), axisCfg);
        } catch (AxisFault axisFault) {
            handleException("Error loading WS Addressing module on proxy service : " + name, axisFault);
        }
    }
    // should Security be engaged on this service?
    boolean secModuleEngaged = false;
    if (wsSecEnabled && !isNoSecPolicy) {
        auditInfo("WS-Security is enabled for service : " + name);
        try {
            axisService.engageModule(axisCfg.getModule(SynapseConstants.SECURITY_MODULE_NAME), axisCfg);
            secModuleEngaged = true;
        } catch (AxisFault axisFault) {
            handleException("Error loading WS Sec module on proxy service : " + name, axisFault);
        }
    } else if (isNoSecPolicy) {
        log.info("NoSecurity Policy found, skipping rampart engagement");
    }
    moduleEngaged = secModuleEngaged || wsAddrEnabled;
    wsdlPublished = wsdlFound;
    // Engaging Axis2 modules
    Object engaged_modules = parameters.get(ENGAGED_MODULES);
    if (engaged_modules != null) {
        String[] moduleNames = getModuleNames((String) engaged_modules);
        if (moduleNames != null) {
            for (String moduleName : moduleNames) {
                try {
                    AxisModule axisModule = axisCfg.getModule(moduleName);
                    if (axisModule != null) {
                        axisService.engageModule(axisModule, axisCfg);
                        moduleEngaged = true;
                    }
                } catch (AxisFault axisFault) {
                    handleException("Error loading " + moduleName + " module on proxy service : " + name, axisFault);
                }
            }
        }
    }
    auditInfo("Successfully created the Axis2 service for Proxy service : " + name);
    return axisService;
}

Example 24 with Endpoint

use of org.apache.synapse.endpoints.Endpoint in project wso2-synapse by wso2.

the class SynapseCallbackReceiver method handleMessage.

/**
 * Handle the response or error (during a failed send) message received for an outgoing request
 *
 * @param messageID        Request message ID
 * @param response         the Axis2 MessageContext that has been received and has to be handled
 * @param synapseOutMsgCtx the corresponding (outgoing) Synapse MessageContext for the above
 *                         Axis2 MC, that holds Synapse specific information such as the error
 *                         handler stack and local properties etc.
 * @throws AxisFault       if the message cannot be processed
 */
private void handleMessage(String messageID, MessageContext response, org.apache.synapse.MessageContext synapseOutMsgCtx, AsyncCallback callback) throws AxisFault {
    // apply the tenant information to the out message context
    TenantInfoConfigurator configurator = synapseOutMsgCtx.getEnvironment().getTenantInfoConfigurator();
    if (configurator != null) {
        configurator.applyTenantInfo(synapseOutMsgCtx);
    }
    Boolean isConcurrencyThrottleEnabled = (Boolean) synapseOutMsgCtx.getProperty(SynapseConstants.SYNAPSE_CONCURRENCY_THROTTLE);
    if (isConcurrencyThrottleEnabled != null && isConcurrencyThrottleEnabled) {
        ConcurrentAccessController concurrentAccessController = (ConcurrentAccessController) synapseOutMsgCtx.getProperty(SynapseConstants.SYNAPSE_CONCURRENT_ACCESS_CONTROLLER);
        int available = concurrentAccessController.incrementAndGet();
        int concurrentLimit = concurrentAccessController.getLimit();
        if (log.isDebugEnabled()) {
            log.debug("Concurrency Throttle : Connection returned" + " :: " + available + " of available of " + concurrentLimit + " connections");
        }
        ConcurrentAccessReplicator concurrentAccessReplicator = (ConcurrentAccessReplicator) synapseOutMsgCtx.getProperty(SynapseConstants.SYNAPSE_CONCURRENT_ACCESS_REPLICATOR);
        String throttleKey = (String) synapseOutMsgCtx.getProperty(SynapseConstants.SYNAPSE_CONCURRENCY_THROTTLE_KEY);
        if (concurrentAccessReplicator != null) {
            concurrentAccessReplicator.replicate(throttleKey, true);
        }
    }
    Object o = response.getProperty(SynapseConstants.SENDING_FAULT);
    if (o != null && Boolean.TRUE.equals(o)) {
        // This path hits with a fault. Sequence mediator threads should not remove faultSequence.
        // SynapseCallbackReceiver thread should handle the faultStack.
        Pipe pipe = (Pipe) ((Axis2MessageContext) synapseOutMsgCtx).getAxis2MessageContext().getProperty(PassThroughConstants.PASS_THROUGH_PIPE);
        if (pipe != null && pipe.isSerializationComplete()) {
            NHttpServerConnection conn = (NHttpServerConnection) ((Axis2MessageContext) synapseOutMsgCtx).getAxis2MessageContext().getProperty("pass-through.Source-Connection");
            SourceConfiguration sourceConfiguration = (SourceConfiguration) ((Axis2MessageContext) synapseOutMsgCtx).getAxis2MessageContext().getProperty("PASS_THROUGH_SOURCE_CONFIGURATION");
            Pipe newPipe = new Pipe(conn, sourceConfiguration.getBufferFactory().getBuffer(), "source", sourceConfiguration);
            ((Axis2MessageContext) synapseOutMsgCtx).getAxis2MessageContext().setProperty(PassThroughConstants.PASS_THROUGH_PIPE, newPipe);
        }
        // there is a sending fault. propagate the fault to fault handlers.
        Stack faultStack = synapseOutMsgCtx.getFaultStack();
        if (faultStack != null && !faultStack.isEmpty()) {
            // fault envelope
            try {
                synapseOutMsgCtx.getEnvelope().build();
            } catch (Exception x) {
                synapseOutMsgCtx.setEnvelope(response.getEnvelope());
            }
            Exception e = (Exception) response.getProperty(SynapseConstants.ERROR_EXCEPTION);
            synapseOutMsgCtx.setProperty(SynapseConstants.SENDING_FAULT, Boolean.TRUE);
            synapseOutMsgCtx.setProperty(SynapseConstants.ERROR_CODE, response.getProperty(SynapseConstants.ERROR_CODE));
            synapseOutMsgCtx.setProperty(SynapseConstants.ERROR_MESSAGE, response.getProperty(SynapseConstants.ERROR_MESSAGE));
            synapseOutMsgCtx.setProperty(SynapseConstants.ERROR_DETAIL, response.getProperty(SynapseConstants.ERROR_DETAIL));
            synapseOutMsgCtx.setProperty(SynapseConstants.ERROR_EXCEPTION, e);
            if (synapseOutMsgCtx.getEnvironment().isContinuationEnabled()) {
                synapseOutMsgCtx.setContinuationEnabled(true);
            }
            if (log.isDebugEnabled()) {
                log.debug("[Failed Request Message ID : " + messageID + "]" + " [New to be Retried Request Message ID : " + synapseOutMsgCtx.getMessageID() + "]");
            }
            int errorCode = (Integer) response.getProperty(SynapseConstants.ERROR_CODE);
            // If a timeout has occured and the timeout action of the callback is to discard the message
            if (errorCode == SynapseConstants.NHTTP_CONNECTION_TIMEOUT && callback.getTimeOutAction() == SynapseConstants.DISCARD) {
                // Do not execute any fault sequences. Discard message
                if (log.isWarnEnabled()) {
                    log.warn("Synapse timed out for the request with Message ID : " + messageID + ". Ignoring fault handlers since the timeout action is DISCARD");
                }
                faultStack.removeAllElements();
            } else {
                ((FaultHandler) faultStack.pop()).handleFault(synapseOutMsgCtx, null);
            }
        }
    } else {
        // there can always be only one instance of an Endpoint in the faultStack of a message
        // if the send was successful, so remove it before we proceed any further
        Stack faultStack = synapseOutMsgCtx.getFaultStack();
        Endpoint successfulEndpoint = null;
        if (faultStack != null && !faultStack.isEmpty() && faultStack.peek() instanceof Endpoint) {
            successfulEndpoint = (Endpoint) faultStack.pop();
        }
        if (log.isDebugEnabled()) {
            log.debug("Synapse received an asynchronous response message");
            log.debug("Received To: " + (response.getTo() != null ? response.getTo().getAddress() : "null"));
            log.debug("SOAPAction: " + (response.getSoapAction() != null ? response.getSoapAction() : "null"));
            log.debug("WSA-Action: " + (response.getWSAAction() != null ? response.getWSAAction() : "null"));
            String[] cids = null;
            try {
                cids = response.getAttachmentMap().getAllContentIDs();
            } catch (Exception ex) {
                // partially read stream could lead to corrupted attachment map and hence this exception
                // corrupted attachment map leads to inconsistent runtime exceptions and behavior
                // discard the attachment map for the fault handler invocation
                // ensure the successful completion for fault handler flow
                response.setAttachmentMap(null);
                log.error("Synapse encountered an exception when reading attachments from bytes stream. " + "Hence Attachments map is dropped from the message context.", ex);
            }
            if (cids != null && cids.length > 0) {
                for (String cid : cids) {
                    log.debug("Attachment : " + cid);
                }
            }
            log.debug("Body : \n" + response.getEnvelope());
        }
        MessageContext axisOutMsgCtx = ((Axis2MessageContext) synapseOutMsgCtx).getAxis2MessageContext();
        // Processes 'Accept-Encoding'
        ResponseAcceptEncodingProcessor.process(response, axisOutMsgCtx);
        response.setServiceContext(null);
        response.setOperationContext(axisOutMsgCtx.getOperationContext());
        response.setAxisMessage(axisOutMsgCtx.getAxisOperation().getMessage(WSDLConstants.MESSAGE_LABEL_OUT_VALUE));
        // set properties on response
        response.setServerSide(true);
        response.setProperty(SynapseConstants.ISRESPONSE_PROPERTY, Boolean.TRUE);
        response.setProperty(MessageContext.TRANSPORT_OUT, axisOutMsgCtx.getProperty(MessageContext.TRANSPORT_OUT));
        response.setProperty(org.apache.axis2.Constants.OUT_TRANSPORT_INFO, axisOutMsgCtx.getProperty(org.apache.axis2.Constants.OUT_TRANSPORT_INFO));
        response.setTransportIn(axisOutMsgCtx.getTransportIn());
        response.setTransportOut(axisOutMsgCtx.getTransportOut());
        // response.setDoingREST(axisOutMsgCtx.isDoingREST()); This information already present, hence removing
        if (axisOutMsgCtx.isDoingMTOM() && (axisOutMsgCtx.getProperty(org.apache.axis2.Constants.Configuration.ENABLE_MTOM) == null || Boolean.getBoolean((String) axisOutMsgCtx.getProperty(org.apache.axis2.Constants.Configuration.ENABLE_MTOM)) == true)) {
            response.setDoingMTOM(true);
            response.setProperty(org.apache.axis2.Constants.Configuration.ENABLE_MTOM, org.apache.axis2.Constants.VALUE_TRUE);
        }
        if (axisOutMsgCtx.isDoingSwA()) {
            response.setDoingSwA(true);
            response.setProperty(org.apache.axis2.Constants.Configuration.ENABLE_SWA, org.apache.axis2.Constants.VALUE_TRUE);
        }
        // property state to original state.
        if (axisOutMsgCtx.getProperty(AddressingConstants.DISABLE_ADDRESSING_FOR_OUT_MESSAGES) != null) {
            response.setProperty(AddressingConstants.DISABLE_ADDRESSING_FOR_OUT_MESSAGES, axisOutMsgCtx.getProperty(AddressingConstants.DISABLE_ADDRESSING_FOR_OUT_MESSAGES));
        } else {
            response.removeProperty(AddressingConstants.DISABLE_ADDRESSING_FOR_OUT_MESSAGES);
        }
        Object messageType = axisOutMsgCtx.getProperty(org.apache.axis2.Constants.Configuration.MESSAGE_TYPE);
        if (!HTTPConstants.MEDIA_TYPE_X_WWW_FORM.equals(messageType)) {
            // copy the message type property that's used by the out message to the
            // response message
            response.setProperty(org.apache.axis2.Constants.Configuration.MESSAGE_TYPE, messageType);
        }
        if (axisOutMsgCtx.getMessageID() != null) {
            response.setRelationships(new RelatesTo[] { new RelatesTo(axisOutMsgCtx.getMessageID()) });
        }
        response.setReplyTo(axisOutMsgCtx.getReplyTo());
        response.setFaultTo(axisOutMsgCtx.getFaultTo());
        if (axisOutMsgCtx.isPropertyTrue(NhttpConstants.IGNORE_SC_ACCEPTED)) {
            response.setProperty(NhttpConstants.FORCE_SC_ACCEPTED, Constants.VALUE_TRUE);
        }
        // axis2 client options still contains properties such as policy files used in
        // outgoing request. Need to remove those.
        removeUnwantedClientOptions(response);
        // create the synapse message context for the response
        Axis2MessageContext synapseInMessageContext = new Axis2MessageContext(response, synapseOutMsgCtx.getConfiguration(), synapseOutMsgCtx.getEnvironment());
        synapseInMessageContext.setResponse(true);
        Object obj = synapseOutMsgCtx.getProperty(SynapseConstants.FORCE_ERROR_PROPERTY);
        String errorOnSOAPFault = (String) obj;
        if (Constants.VALUE_TRUE.equals(errorOnSOAPFault) && successfulEndpoint != null) {
            if (log.isDebugEnabled()) {
                log.debug("FORCE_ERROR_ON_SOAP_FAULT is true, checking for SOAPFault");
            }
            try {
                RelayUtils.buildMessage(((Axis2MessageContext) synapseInMessageContext).getAxis2MessageContext(), true);
            } catch (Exception e) {
            // handleException("Error while building message", e, synapseInMessageContext);
            }
            if ((synapseInMessageContext.getEnvelope() != null) && synapseInMessageContext.getEnvelope().hasFault()) {
                if (log.isDebugEnabled()) {
                    log.debug("SOAPFault found in response message, forcing endpoint " + successfulEndpoint.getName() + " to fail");
                }
                // setup new pipe configuration..if failure happens (this will be setup as the source writer and during the TargetContext
                // clean up operation the writer will be reset and pull to the buffer
                MessageContext axis2OUTMC = ((Axis2MessageContext) synapseOutMsgCtx).getAxis2MessageContext();
                NHttpServerConnection conn = (NHttpServerConnection) axis2OUTMC.getProperty("pass-through.Source-Connection");
                if (conn != null) {
                    SourceConfiguration sourceConfiguration = (SourceConfiguration) axis2OUTMC.getProperty("PASS_THROUGH_SOURCE_CONFIGURATION");
                    Pipe pipe = new Pipe(conn, sourceConfiguration.getBufferFactory().getBuffer(), "source", sourceConfiguration);
                    axis2OUTMC.setProperty(PassThroughConstants.PASS_THROUGH_PIPE, pipe);
                }
                synapseOutMsgCtx.setProperty(SynapseConstants.SENDING_FAULT, Boolean.TRUE);
                synapseOutMsgCtx.setProperty(SynapseConstants.ERROR_CODE, SynapseConstants.ENDPOINT_CUSTOM_ERROR);
                boolean failOver = false;
                if (successfulEndpoint instanceof AbstractEndpoint) {
                    Endpoint endpoint = ((AbstractEndpoint) successfulEndpoint).getParentEndpoint();
                    if (endpoint != null && (endpoint instanceof FailoverEndpoint)) {
                        failOver = true;
                    }
                }
                for (Object key : synapseOutMsgCtx.getPropertyKeySet()) {
                    synapseInMessageContext.setProperty((String) key, synapseOutMsgCtx.getProperty((String) key));
                }
                if (failOver) {
                    // we may required to handle same message for failover cases only other than that
                    // should treat based on the incoming message
                    ((FaultHandler) successfulEndpoint).handleFault(synapseOutMsgCtx, null);
                } else {
                    faultStack = synapseOutMsgCtx.getFaultStack();
                    if (faultStack != null) {
                        synapseInMessageContext.getFaultStack().addAll(faultStack);
                        ((FaultHandler) successfulEndpoint).handleFault(synapseInMessageContext, null);
                    }
                }
                return;
            } else {
                successfulEndpoint.onSuccess();
            }
        } else if (successfulEndpoint != null) {
            successfulEndpoint.onSuccess();
        }
        synapseInMessageContext.setTo(new EndpointReference(AddressingConstants.Final.WSA_ANONYMOUS_URL));
        synapseInMessageContext.setTracingState(synapseOutMsgCtx.getTracingState());
        synapseInMessageContext.setMessageFlowTracingState(synapseOutMsgCtx.getMessageFlowTracingState());
        for (Object key : synapseOutMsgCtx.getPropertyKeySet()) {
            synapseInMessageContext.setProperty((String) key, synapseOutMsgCtx.getProperty((String) key));
        }
        // Copy SequenceCallStack from original MC to the new MC
        Boolean isContinuationCall = (Boolean) synapseOutMsgCtx.getProperty(SynapseConstants.CONTINUATION_CALL);
        if (isContinuationCall != null && isContinuationCall) {
            // Set the message direction
            if (!synapseOutMsgCtx.isResponse()) {
                synapseInMessageContext.setResponse(false);
            }
            Stack<ContinuationState> seqContinuationStates = synapseOutMsgCtx.getContinuationStateStack();
            for (int i = 0; i < seqContinuationStates.size(); i++) {
                synapseInMessageContext.pushContinuationState(seqContinuationStates.get(i));
            }
        }
        // If this response is related to session affinity endpoints -Server initiated session
        Dispatcher dispatcher = (Dispatcher) synapseOutMsgCtx.getProperty(SynapseConstants.PROP_SAL_ENDPOINT_CURRENT_DISPATCHER);
        if (dispatcher != null && dispatcher.isServerInitiatedSession()) {
            dispatcher.updateSession(synapseInMessageContext);
        }
        // send the response message through the synapse mediation flow
        try {
            synapseOutMsgCtx.getEnvironment().injectMessage(synapseInMessageContext);
        } catch (Exception syne) {
            // introduced to handle runtime exceptions which are occurred inside Synapse handlers
            // partially read stream could lead to corrupted attachment map and hence this exception
            // corrupted attachment map leads to inconsistent runtime exceptions and behavior
            // discard the attachment map for the fault handler invocation
            // ensure the successful completion for fault handler flow
            // even we drop attachment map for both cases messages which have attachment /
            // messages which do not have attachments it would still not be any impact.
            // However setting attachment map to null for messages which do not have attachments is not required.
            // introduced due to the fact conflicts between Axiom exceptions for attachment/ non attachments cases
            // and performance impact that could cause of regular expression matching of exceptional stack traces.
            Axis2MessageContext axis2smc = (Axis2MessageContext) synapseInMessageContext;
            org.apache.axis2.context.MessageContext axis2MessageCtx = axis2smc.getAxis2MessageContext();
            // Set correct status code
            axis2MessageCtx.setProperty(PassThroughConstants.HTTP_SC, HttpStatus.SC_INTERNAL_SERVER_ERROR);
            axis2MessageCtx.setAttachmentMap(null);
            Stack stack = synapseInMessageContext.getFaultStack();
            if (stack != null && stack.isEmpty()) {
                registerFaultHandler(synapseInMessageContext);
            }
            if (stack != null && !stack.isEmpty()) {
                ((FaultHandler) stack.pop()).handleFault(synapseInMessageContext, syne);
            } else {
                log.error("Synapse encountered an exception, " + "No error handlers found - [Message Dropped]\n" + syne.getMessage());
            }
        }
    }
}

Example 25 with Endpoint

use of org.apache.synapse.endpoints.Endpoint in project wso2-synapse by wso2.

the class RecipientListEndpointFactory method createEndpoint.

@Override
protected Endpoint createEndpoint(OMElement epConfig, boolean anonymousEndpoint, Properties properties) {
    OMElement recipientListElement = epConfig.getFirstChildWithName(new QName(SynapseConstants.SYNAPSE_NAMESPACE, "recipientlist"));
    if (recipientListElement != null) {
        // create endpoint
        RecipientListEndpoint recipientListEndpoint = new RecipientListEndpoint();
        // set endpoint name
        OMAttribute name = epConfig.getAttribute(new QName(org.apache.synapse.config.xml.XMLConfigConstants.NULL_NAMESPACE, "name"));
        if (name != null) {
            recipientListEndpoint.setName(name.getAttributeValue());
        }
        // set endpoints or members
        if (recipientListElement.getFirstChildWithName(XMLConfigConstants.ENDPOINT_ELT) != null) {
            if (recipientListElement.getChildrenWithName((MEMBER)).hasNext()) {
                String msg = "Invalid Synapse configuration. " + "child elements";
                log.error(msg);
                throw new SynapseException(msg);
            }
            List<Endpoint> endpoints = getEndpoints(recipientListElement, recipientListEndpoint, properties);
            recipientListEndpoint.setChildren(endpoints);
        } else if (recipientListElement.getFirstChildWithName(MEMBER) != null) {
            if (recipientListElement.getChildrenWithName((XMLConfigConstants.ENDPOINT_ELT)).hasNext()) {
                String msg = "Invalid Synapse configuration. " + "recipientListElement element cannot have both member & endpoint " + "child elements";
                log.error(msg);
                throw new SynapseException(msg);
            }
            List<Member> members = getMembers(recipientListElement);
            recipientListEndpoint.setMembers(members);
        } else if (recipientListElement.getFirstChildWithName(DYNAMIC_SET) != null) {
            OMElement dynamicSetElement = recipientListElement.getFirstChildWithName(DYNAMIC_SET);
            Value dynamicEndpointSet = new ValueFactory().createValue("value", dynamicSetElement);
            String maxStr = dynamicSetElement.getAttributeValue(new QName("max-cache"));
            int maxCache = -1;
            try {
                maxCache = Integer.parseInt(maxStr);
            } catch (NumberFormatException e) {
            }
            recipientListEndpoint = new RecipientListEndpoint(maxCache < 0 ? RecipientListEndpoint.DEFAULT_MAX_POOL : maxCache);
            if (name != null) {
                recipientListEndpoint.setName(name.getAttributeValue());
            }
            recipientListEndpoint.setDynamicEnpointSet(dynamicEndpointSet);
        }
        if (recipientListEndpoint.getChildren() == null && recipientListEndpoint.getMembers() == null && recipientListEndpoint.getDynamicEnpointSet() == null) {
            String msg = "Invalid Synapse configuration.\n" + "A RecipientListEndpoint must have child/member elements, but the RecipientListEndpoint " + "'" + recipientListEndpoint.getName() + "' does not have any child/member/dynamic endpoint elements.";
            log.error(msg);
            throw new SynapseException(msg);
        }
        // process the parameters
        processProperties(recipientListEndpoint, epConfig);
        return recipientListEndpoint;
    }
    return null;
}