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/*
 * 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.
 */

/* $Rev$ $Date$ */

#include "SCAServiceBindingExtension.h"
#include "tuscany/sca/util/Logging.h"
#include "tuscany/sca/util/Utils.h"
#include "tuscany/sca/core/SCARuntime.h"
#include "tuscany/sca/core/Exceptions.h"

using namespace std;
using namespace commonj::sdo;
using namespace tuscany::sca::model;

extern "C"
{
#if defined(WIN32) || defined(_WINDOWS)
    __declspec(dllexport) 
#endif
        void tuscany_sca_binding_reference_initialize()
    {
        tuscany::sca::binding::SCAServiceBindingExtension::initialize();
    }
}


namespace tuscany
{
    namespace sca
    {
        namespace binding
        {
            // ===================================================================
            // Constructor for the SCAServiceBinding class. 
            // ===================================================================
            SCAServiceBindingExtension::SCAServiceBindingExtension()
            { 
                logentry();
            }
            
            // ===================================================================
            // Destructor for the SCAServiceBindingExtension class.
            // ===================================================================
            SCAServiceBindingExtension::~SCAServiceBindingExtension()
            { 
                logentry();
            }

            const string SCAServiceBindingExtension::extensionName("sca");
            const string SCAServiceBindingExtension::typeQName("http://www.osoa.org/xmlns/sca/1.0#SCABinding");
                                                                                                    

            // ===================================================================
            // loadModelElement - load the info from binding.ws
            // ===================================================================
            ServiceBinding* SCAServiceBindingExtension::getServiceBinding(Composite *composite, Service* service, DataObjectPtr scdlBinding)
            {
                logentry();

                SCARuntime* runtime = SCARuntime::getCurrentRuntime();
                
                ServiceBindingExtension* bindingExtension = NULL;  // runtime->getServiceBindingExtension("http://www.osoa.org/xmlns/sca/1.0#RESTBinding");
                if (bindingExtension == NULL)
                {
                    bindingExtension = runtime->getServiceBindingExtension("http://www.osoa.org/xmlns/sca/1.0#WebServiceBinding");
                    if (bindingExtension == NULL)
                    {
                        logerror("SCA default binding requires the REST or WS binding to be available");
    
                        string message = "SCA default binding requires the REST or WS binding to be available";
                        throwException(SystemConfigurationException, message.c_str());
                    }                
                }

                return bindingExtension->getServiceBinding(composite, service, scdlBinding);                
            }

            void SCAServiceBindingExtension::initialize()
            { 
                logentry();
                SCARuntime::getCurrentRuntime()->registerServiceBindingExtension(new SCAServiceBindingExtension());
            }

        } // End namespace ws
    } // End namespace sca
} // End namespace tuscany