Manipulators.hpp

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/*
 *                         Vortex OpenSplice
 *
 *   This software and documentation are Copyright 2006 to 2021 ADLINK
 *   Technology Limited, its affiliated companies and licensors. All rights
 *   reserved.
 *
 *   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.
 *
 */
#ifndef OSPL_DDS_SUB_DETAIL_MANIPULATOR_HPP_
#define OSPL_DDS_SUB_DETAIL_MANIPULATOR_HPP_

#include <dds/sub/Query.hpp>

namespace dds
{
namespace sub
{
namespace functors
{
namespace detail
{


class MaxSamplesManipulatorFunctor
{
public:
    MaxSamplesManipulatorFunctor(uint32_t n) :
        n_(n)
    {
    }

    template<typename S>
    void operator()(S& s)
    {
        s.max_samples(n_);
    }
private:
    uint32_t n_;
};


class ContentFilterManipulatorFunctor
{
public:
    ContentFilterManipulatorFunctor(const dds::sub::Query& q) :
        query_(q)
    {
    }

    template<typename S>
    void operator()(S& s)
    {
        s.content(query_);
    }
private:
    const dds::sub::Query query_;
};


class StateFilterManipulatorFunctor
{
public:
    StateFilterManipulatorFunctor(
        const dds::sub::status::DataState& s) :
        state_(s)
    {
    }

    template<typename S>
    void operator()(S& s)
    {
        s.state(state_);
    }
private:
    dds::sub::status::DataState state_;
};


class InstanceManipulatorFunctor
{
public:
    InstanceManipulatorFunctor(const dds::core::InstanceHandle& h) :
        handle_(h)
    {
    }

    template<typename S>
    void operator()(S& s)
    {
        s.instance(handle_);
    }
private:
    dds::core::InstanceHandle handle_;
};


class NextInstanceManipulatorFunctor
{
public:
    NextInstanceManipulatorFunctor(
        const dds::core::InstanceHandle& h) :
        handle_(h)
    {
    }

    template<typename S>
    void operator()(S& s)
    {
        s.next_instance(handle_);
    }
private:
    dds::core::InstanceHandle handle_;
};


}
}
}
}



#endif /* OSPL_DDS_SUB_DETAIL_MANIPULATOR_HPP_ */