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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.
*/
/* $Rev$ $Date$ */
#ifndef tuscany_sca_model_reference_h
#define tuscany_sca_model_reference_h
#include <string>
using std::string;
#include <vector>
using std::vector;
namespace tuscany
{
namespace sca
{
namespace model
{
class Component;
class ReferenceType;
class ReferenceBinding;
class Service;
/**
* An addressable instance of a reference type associated with a particular component.
* Each reference represents a configured version of a logical
* reference type defined in the component type. If the logical reference
* has a multiplicity greater than 1 (0..n or 1..n) then the configured
* reference many have multiple targets.
*/
class Reference
{
public:
/**
* Constructor.
* @param component The component on which the reference is defined.
* @param referenceType The reference type defining the characteristics of the reference.
*/
SCA_API Reference(Component* component, ReferenceType* referenceType);
/**
* Destructor.
*/
SCA_API virtual ~Reference();
/**
* Returns the component on which this reference is defined.
* @return The component on which this reference is defined.
*/
SCA_API Component* getComponent() const { return component; }
/**
* Returns the reference type defining the characteristics of the reference.
* @return The reference type defining the characteristics of the reference.
*/
SCA_API ReferenceType* getType() const { return type; }
/**
* Returns the binding supported by the reference.
* @return The binding supported by the reference.
*/
SCA_API ReferenceBinding* getBinding() const;
/**
* Sets the binding supported by the reference.
* @param binding The binding supported by the reference.
*/
SCA_API void setBinding(ReferenceBinding* binding);
/**
* Add a target for this reference. There may be more than
* one if the multiplicity is 0..n or 1..n.
* @param target The target of the reference.
*/
SCA_API void addTarget(Service* target);
typedef vector<Service*> TARGETS;
/**
* Get a vector of all the targets from this reference.
* @return The targets of this reference.
*/
SCA_API const TARGETS& getTargets() const { return targets; }
private:
/**
* The component on which this reference is defined.
*/
Component* component;
/**
* The reference type defining the characteristics of the reference.
*/
ReferenceType* type;
/**
* The binding supported by this reference
*/
ReferenceBinding* binding;
/**
* Vector of all the targets wired from this reference.
*/
TARGETS targets;
};
} // End namespace model
} // End namespace sca
} // End namespace tuscany
#endif // tuscany_sca_model_reference_h
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