ignite_binding.h

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/*
 * Copyright 2019 GridGain Systems, Inc. and Contributors.
 *
 * Licensed under the GridGain Community Edition License (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.gridgain.com/products/software/community-edition/gridgain-community-edition-license
 *
 * 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 _IGNITE_IGNITE_BINDING
#define _IGNITE_IGNITE_BINDING
 
#include <ignite/common/common.h>
#include <ignite/common/concurrent.h>
 
#include <ignite/impl/ignite_binding_impl.h>
#include <ignite/impl/bindings.h>
 
namespace ignite
{
    class IGNITE_IMPORT_EXPORT IgniteBinding
    {
    public:
        IgniteBinding() :
            impl()
        {
            // No-op.
        }
 
        IgniteBinding(common::concurrent::SharedPointer<impl::IgniteBindingImpl> impl) :
            impl(impl)
        {
            // No-op.
        }
 
        template<typename P>
        void RegisterCacheEntryProcessor()
        {
            IgniteError err;
 
            RegisterCacheEntryProcessor<P>(err);
 
            IgniteError::ThrowIfNeeded(err);
        }
 
        template<typename P>
        void RegisterCacheEntryProcessor(IgniteError& err)
        {
            impl::IgniteBindingImpl *im = impl.Get();
 
            if (im)
            {
                im->RegisterCallback(impl::IgniteBindingImpl::CallbackType::CACHE_ENTRY_PROCESSOR_APPLY,
                    binary::BinaryType<P>::GetTypeId(), impl::binding::ListenerApply<P, typename P::KeyType,
                        typename P::ValueType, typename P::ReturnType, typename P::ArgumentType>, err);
            }
            else
            {
                err = IgniteError(IgniteError::IGNITE_ERR_GENERIC,
                    "Instance is not usable (did you check for error?).");
            }
        }
 
        template<typename F>
        void RegisterCacheEntryEventFilter()
        {
            impl::IgniteBindingImpl *im = impl.Get();
 
            int32_t typeId = binary::BinaryType<F>::GetTypeId();
 
            if (im)
            {
                im->RegisterCallback(impl::IgniteBindingImpl::CallbackType::CACHE_ENTRY_FILTER_CREATE,
                    typeId, impl::binding::FilterCreate<F>);
            }
            else
            {
                throw IgniteError(IgniteError::IGNITE_ERR_GENERIC,
                    "Instance is not usable (did you check for error?).");
            }
        }
 
        template<typename F>
        void RegisterComputeFunc()
        {
            impl::IgniteBindingImpl *im = impl.Get();
 
            int32_t typeId = binary::BinaryType<F>::GetTypeId();
 
            if (im)
            {
                im->RegisterCallback(impl::IgniteBindingImpl::CallbackType::COMPUTE_JOB_CREATE,
                    typeId, impl::binding::ComputeJobCreate<F, typename F::ReturnType>);
            }
            else
            {
                throw IgniteError(IgniteError::IGNITE_ERR_GENERIC,
                    "Instance is not usable (did you check for error?).");
            }
        }
 
        bool IsValid() const
        {
            return impl.IsValid();
        }
 
    private:
        common::concurrent::SharedPointer<impl::IgniteBindingImpl> impl;
    };
}
 
#endif //_IGNITE_IGNITE_BINDING