OperationCallerC.hpp

/***************************************************************************
  tag: Peter Soetens  Wed Jan 18 14:11:40 CET 2006  OperationCallerC.hpp

                        OperationCallerC.hpp -  description
                           -------------------
    begin                : Wed January 18 2006
    copyright            : (C) 2006 Peter Soetens
    email                : peter.soetens@mech.kuleuven.be

 ***************************************************************************
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#ifndef ORO_EXECUTION_METHODC_HPP
#define ORO_EXECUTION_METHODC_HPP

#include <string>
#include "DataSources.hpp"
#include "../Attribute.hpp"
#include "../rtt-fwd.hpp"
#include "../SendStatus.hpp"
#include "SendHandleC.hpp"

namespace RTT
{ namespace internal {

    class RTT_API OperationCallerC
    {
        class D;
        D* d;
        base::DataSourceBase::shared_ptr m;
        base::DataSourceBase::shared_ptr s;
        OperationInterfacePart* ofp;
        std::string mname;

    public:
        OperationCallerC();

        OperationCallerC( OperationInterfacePart* mr, const std::string& name, ExecutionEngine* caller);

        OperationCallerC(const OperationCallerC& other);

        OperationCallerC& operator=(const OperationCallerC& other);

        ~OperationCallerC();

        OperationCallerC& arg( base::DataSourceBase::shared_ptr a );

        template< class ArgT >
        OperationCallerC& argC( const ArgT a )
        {
            return this->arg(base::DataSourceBase::shared_ptr( new ConstantDataSource<ArgT>( a ) ) );
        }

        template< class ArgT >
        OperationCallerC& arg( ArgT& a )
        {
            return this->arg(base::DataSourceBase::shared_ptr( new ReferenceDataSource<ArgT>( a ) ) );
        }

        OperationCallerC& ret( base::AttributeBase* r );

        OperationCallerC& ret( base::DataSourceBase::shared_ptr r);

        template< class RetT >
        OperationCallerC& ret( RetT& r )
        {
            // this is semantically valid wrt Attribute::copy().
            base::AttributeBase* ta = new Attribute<RetT>("ret", new ReferenceDataSource<RetT>(r));
            this->ret( ta );
            delete ta;
            return *this;
        }

        bool call();

        SendHandleC send();

        void check();

        bool ready() const;

        OperationInterfacePart* getOrp() const;

        std::string const& getName() const;

        base::DataSourceBase::shared_ptr getCallDataSource();
        base::DataSourceBase::shared_ptr getSendDataSource();
        base::DataSourceBase::shared_ptr getSendHandleDataSource();
    };
}}

#endif