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/*
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* 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.
*/
/* $Rev$ $Date: 2005/12/22 11:33:21 $ */
#ifndef tuscany_sca_core_externalservicewrapper_h
#define tuscany_sca_core_externalservicewrapper_h
#include "osoa/sca/export.h"
#include "tuscany/sca/core/ServiceWrapper.h"
#include "tuscany/sca/core/Operation.h"
#include "tuscany/sca/model/ExternalService.h"
using tuscany::sca::model::ExternalService;
namespace tuscany
{
namespace sca
{
/**
* Wraps an SCA external service so that it can be called by a
* proxy.
* This abstract class will be extended by a class which supports
* a specific external service binding (for example, the web services binding).
*/
class SCA_API ExternalServiceWrapper : public ServiceWrapper
{
public:
/**
* Factory method to create a new ExternaServiceWrapper for a given
* external service described in the SCA module.
*/
static ExternalServiceWrapper* createServiceWrapper(ExternalService* service);
/**
* Constructor.
* @param target The target external service for which this wrapper is to be
* created.
* @return A wrapper that references the given target.
*/
ExternalServiceWrapper(tuscany::sca::model::WireTarget* target);
/**
* Destructor.
*/
virtual ~ExternalServiceWrapper();
/**
* Return the external service (in the runtime model) that is wrapped by
* the instance of this class.
*/
virtual ExternalService* getExternalService() {return (ExternalService*)getTarget();};
/**
* All business method calls to the external service go through the invoke method.
* This is a delegated method which will be implemented by the subclass.
* @param operation The details of the method, paramaters and return value for the
* business method to be called on the external service.
*/
virtual void invoke(Operation& operation) = 0;
private:
};
} // End namespace sca
} // End namespace tuscany
#endif // tuscany_sca_core_externalservicewrapper_h
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