cache.h

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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.
 */

#ifndef _IGNITE_CACHE_CACHE
#define _IGNITE_CACHE_CACHE

#include <map>
#include <set>

#include <ignite/common/common.h>
#include <ignite/common/concurrent.h>
#include <ignite/ignite_error.h>

#include <ignite/cache/cache_peek_mode.h>
#include <ignite/cache/query/query_cursor.h>
#include <ignite/cache/query/query_fields_cursor.h>
#include <ignite/cache/query/query_scan.h>
#include <ignite/cache/query/query_sql.h>
#include <ignite/cache/query/query_text.h>
#include <ignite/cache/query/query_sql_fields.h>
#include <ignite/cache/query/continuous/continuous_query_handle.h>
#include <ignite/cache/query/continuous/continuous_query.h>
#include <ignite/impl/cache/cache_impl.h>
#include <ignite/impl/cache/cache_entry_processor_holder.h>
#include <ignite/impl/operations.h>
#include <ignite/impl/module_manager.h>
#include <ignite/ignite_error.h>

namespace ignite
{
    namespace cache
    {
        template<typename K, typename V>
        class IGNITE_IMPORT_EXPORT Cache
        {
        public:
            Cache(impl::cache::CacheImpl* impl) :
                impl(impl)
            {
                // No-op.
            }

            const char* GetName() const
            {
                return impl.Get()->GetName();
            }

            bool IsEmpty()
            {
                IgniteError err;

                bool res = IsEmpty(err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool IsEmpty(IgniteError& err)
            {
                return Size(err) == 0;
            }

            bool ContainsKey(const K& key)
            {
                IgniteError err;

                bool res = ContainsKey(key, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool ContainsKey(const K& key, IgniteError& err)
            {
                impl::In1Operation<K> op(key);

                return impl.Get()->ContainsKey(op, err);
            }

            bool ContainsKeys(const std::set<K>& keys)
            {
                IgniteError err;

                bool res = ContainsKeys(keys, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            template<typename InputIter>
            bool ContainsKeys(InputIter begin, InputIter end)
            {
                IgniteError err;

                impl::InIterOperation<K, V, InputIter> op(begin, end);

                bool res = impl.Get()->ContainsKeys(op, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool ContainsKeys(const std::set<K>& keys, IgniteError& err)
            {
                impl::InSetOperation<K> op(keys);

                return impl.Get()->ContainsKeys(op, err);
            }

            V LocalPeek(const K& key, int32_t peekModes)
            {
                IgniteError err;

                V res = LocalPeek(key, peekModes, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            V LocalPeek(const K& key, int32_t peekModes, IgniteError& err)
            {
                impl::InCacheLocalPeekOperation<K> inOp(key, peekModes);
                impl::Out1Operation<V> outOp;

                impl.Get()->LocalPeek(inOp, outOp, peekModes, err);

                return outOp.GetResult();
            }

            V Get(const K& key)
            {
                IgniteError err;

                V res = Get(key, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            V Get(const K& key, IgniteError& err)
            {
                impl::In1Operation<K> inOp(key);
                impl::Out1Operation<V> outOp;

                impl.Get()->Get(inOp, outOp, err);

                return outOp.GetResult();
            }

            std::map<K, V> GetAll(const std::set<K>& keys)
            {
                IgniteError err;

                std::map<K, V> res = GetAll(keys, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            std::map<K, V> GetAll(const std::set<K>& keys, IgniteError& err)
            {
                impl::InSetOperation<K> inOp(keys);
                impl::OutMapOperation<K, V> outOp;

                impl.Get()->GetAll(inOp, outOp, err);

                return outOp.GetResult();
            }

            template<typename InIter, typename OutIter>
            void GetAll(InIter begin, InIter end, OutIter dst)
            {
                IgniteError err;

                impl::InIterOperation<K, V, InIter> inOp(begin, end);
                impl::OutMapIterOperation<K, V, OutIter> outOp(dst);

                impl.Get()->GetAll(inOp, outOp, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void Put(const K& key, const V& val)
            {
                IgniteError err;

                Put(key, val, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void Put(const K& key, const V& val, IgniteError& err)
            {
                impl::In2Operation<K, V> op(key, val);

                impl.Get()->Put(op, err);
            }

            void PutAll(const std::map<K, V>& vals)
            {
                IgniteError err;

                PutAll(vals, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void PutAll(const std::map<K, V>& vals, IgniteError& err)
            {
                impl::InMapOperation<K, V> op(vals);

                impl.Get()->PutAll(op, err);
            }

            template<typename Iter>
            void PutAll(Iter begin, Iter end)
            {
                IgniteError err;

                impl::InIterOperation<K, V, Iter> op(begin, end);

                impl.Get()->PutAll(op, err);

                IgniteError::ThrowIfNeeded(err);
            }

            V GetAndPut(const K& key, const V& val)
            {
                IgniteError err;

                V res = GetAndPut(key, val, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            V GetAndPut(const K& key, const V& val, IgniteError& err)
            {
                impl::In2Operation<K, V> inOp(key, val);
                impl::Out1Operation<V> outOp;

                impl.Get()->GetAndPut(inOp, outOp, err);

                return outOp.GetResult();
            }

            V GetAndReplace(const K& key, const V& val)
            {
                IgniteError err;

                V res = GetAndReplace(key, val, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            V GetAndReplace(const K& key, const V& val, IgniteError& err)
            {
                impl::In2Operation<K, V> inOp(key, val);
                impl::Out1Operation<V> outOp;

                impl.Get()->GetAndReplace(inOp, outOp, err);

                return outOp.GetResult();
            }

            V GetAndRemove(const K& key)
            {
                IgniteError err;

                V res = GetAndRemove(key, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            V GetAndRemove(const K& key, IgniteError& err)
            {
                impl::In1Operation<K> inOp(key);
                impl::Out1Operation<V> outOp;

                impl.Get()->GetAndRemove(inOp, outOp, err);

                return outOp.GetResult();
            }

            bool PutIfAbsent(const K& key, const V& val)
            {
                IgniteError err;

                bool res = PutIfAbsent(key, val, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool PutIfAbsent(const K& key, const V& val, IgniteError& err)
            {
                impl::In2Operation<K, V> op(key, val);

                return impl.Get()->PutIfAbsent(op, err);
            }

            V GetAndPutIfAbsent(const K& key, const V& val)
            {
                IgniteError err;

                V res = GetAndPutIfAbsent(key, val, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            V GetAndPutIfAbsent(const K& key, const V& val, IgniteError& err)
            {
                impl::In2Operation<K, V> inOp(key, val);
                impl::Out1Operation<V> outOp;

                impl.Get()->GetAndPutIfAbsent(inOp, outOp, err);

                return outOp.GetResult();
            }

            bool Replace(const K& key, const V& val)
            {
                IgniteError err;

                bool res = Replace(key, val, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool Replace(const K& key, const V& val, IgniteError& err)
            {
                impl::In2Operation<K, V> op(key, val);

                return impl.Get()->Replace(op, err);
            }

            bool Replace(const K& key, const V& oldVal, const V& newVal)
            {
                IgniteError err;

                bool res = Replace(key, oldVal, newVal, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool Replace(const K& key, const V& oldVal, const V& newVal, IgniteError& err)
            {
                impl::In3Operation<K, V, V> op(key, oldVal, newVal);

                return impl.Get()->ReplaceIfEqual(op, err);
            }

            void LocalEvict(const std::set<K>& keys)
            {
                IgniteError err;

                LocalEvict(keys, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void LocalEvict(const std::set<K>& keys, IgniteError& err)
            {
                impl::InSetOperation<K> op(keys);

                impl.Get()->LocalEvict(op, err);
            }

            template<typename Iter>
            void LocalEvict(Iter begin, Iter end)
            {
                IgniteError err;

                impl::InIterOperation<K, V, Iter> op(begin, end);

                impl.Get()->LocalEvict(op, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void Clear()
            {
                IgniteError err;

                Clear(err);

                IgniteError::ThrowIfNeeded(err);
            }

            void Clear(IgniteError& err)
            {
                impl.Get()->Clear(err);
            }

            void Clear(const K& key)
            {
                IgniteError err;

                Clear(key, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void Clear(const K& key, IgniteError& err)
            {
                impl::In1Operation<K> op(key);

                impl.Get()->Clear(op, err);
            }

            void ClearAll(const std::set<K>& keys)
            {
                IgniteError err;

                ClearAll(keys, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void ClearAll(const std::set<K>& keys, IgniteError& err)
            {
                impl::InSetOperation<K> op(keys);

                impl.Get()->ClearAll(op, err);
            }

            template<typename Iter>
            void ClearAll(Iter begin, Iter end)
            {
                IgniteError err;

                impl::InIterOperation<K, V, Iter> op(begin, end);

                impl.Get()->ClearAll(op, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void LocalClear(const K& key)
            {
                IgniteError err;

                LocalClear(key, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void LocalClear(const K& key, IgniteError& err)
            {
                impl::In1Operation<K> op(key);

                impl.Get()->LocalClear(op, err);
            }

            void LocalClearAll(const std::set<K>& keys)
            {
                IgniteError err;

                LocalClearAll(keys, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void LocalClearAll(const std::set<K>& keys, IgniteError& err)
            {
                impl::InSetOperation<K> op(keys);

                impl.Get()->LocalClearAll(op, err);
            }

            template<typename Iter>
            void LocalClearAll(Iter begin, Iter end)
            {
                IgniteError err;

                impl::InIterOperation<K, V, Iter> op(begin, end);

                impl.Get()->LocalClearAll(op, err);

                IgniteError::ThrowIfNeeded(err);
            }

            bool Remove(const K& key)
            {
                IgniteError err;

                bool res = Remove(key, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool Remove(const K& key, IgniteError& err)
            {
                impl::In1Operation<K> op(key);

                return impl.Get()->Remove(op, err);
            }

            bool Remove(const K& key, const V& val)
            {
                IgniteError err;

                bool res = Remove(key, val, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            bool Remove(const K& key, const V& val, IgniteError& err)
            {
                impl::In2Operation<K, V> op(key, val);

                return impl.Get()->RemoveIfEqual(op, err);
            }

            void RemoveAll(const std::set<K>& keys)
            {
                IgniteError err;

                RemoveAll(keys, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void RemoveAll(const std::set<K>& keys, IgniteError& err)
            {
                impl::InSetOperation<K> op(keys);

                impl.Get()->RemoveAll(op, err);
            }

            template<typename Iter>
            void RemoveAll(Iter begin, Iter end)
            {
                IgniteError err;

                impl::InIterOperation<K, V, Iter> op(begin, end);

                impl.Get()->RemoveAll(op, err);

                IgniteError::ThrowIfNeeded(err);
            }

            void RemoveAll()
            {
                IgniteError err;

                RemoveAll(err);

                IgniteError::ThrowIfNeeded(err);
            }

            void RemoveAll(IgniteError& err)
            {
                return impl.Get()->RemoveAll(err);
            }

            int32_t LocalSize()
            {
                return LocalSize(CachePeekMode::ALL);
            }

            int32_t LocalSize(IgniteError& err)
            {
                return LocalSize(CachePeekMode::ALL, err);
            }

            int32_t LocalSize(int32_t peekModes)
            {
                IgniteError err;

                int32_t res = LocalSize(peekModes, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            int32_t LocalSize(int32_t peekModes, IgniteError& err)
            {
                return impl.Get()->Size(peekModes, true, err);
            }

            int32_t Size()
            {
                return Size(ignite::cache::CachePeekMode::ALL);
            }

            int32_t Size(IgniteError& err)
            {
                return Size(ignite::cache::CachePeekMode::ALL, err);
            }

            int32_t Size(int32_t peekModes)
            {
                IgniteError err;

                int32_t res = Size(peekModes, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            int32_t Size(int32_t peekModes, IgniteError& err)
            {
                return impl.Get()->Size(peekModes, false, err);
            }

            query::QueryCursor<K, V> Query(const query::SqlQuery& qry)
            {
                IgniteError err;

                query::QueryCursor<K, V> res = Query(qry, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            query::QueryCursor<K, V> Query(const query::SqlQuery& qry, IgniteError& err)
            {
                impl::cache::query::QueryCursorImpl* cursorImpl = impl.Get()->QuerySql(qry, err);

                return query::QueryCursor<K, V>(cursorImpl);
            }

            query::QueryCursor<K, V> Query(const query::TextQuery& qry)
            {
                IgniteError err;

                query::QueryCursor<K, V> res = Query(qry, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            query::QueryCursor<K, V> Query(const query::TextQuery& qry, IgniteError& err)
            {
                impl::cache::query::QueryCursorImpl* cursorImpl = impl.Get()->QueryText(qry, err);

                return query::QueryCursor<K, V>(cursorImpl);
            }

            query::QueryCursor<K, V> Query(const query::ScanQuery& qry)
            {
                IgniteError err;

                query::QueryCursor<K, V> res = Query(qry, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            query::QueryCursor<K, V> Query(const query::ScanQuery& qry, IgniteError& err)
            {
                impl::cache::query::QueryCursorImpl* cursorImpl = impl.Get()->QueryScan(qry, err);

                return query::QueryCursor<K, V>(cursorImpl);
            }

            query::QueryFieldsCursor Query(const query::SqlFieldsQuery& qry)
            {
                IgniteError err;

                query::QueryFieldsCursor res = Query(qry, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            query::QueryFieldsCursor Query(const query::SqlFieldsQuery& qry, IgniteError& err)
            {
                impl::cache::query::QueryCursorImpl* cursorImpl = impl.Get()->QuerySqlFields(qry, err);

                return query::QueryFieldsCursor(cursorImpl);
            }

            template<typename R, typename P, typename A>
            R Invoke(const K& key, const P& processor, const A& arg)
            {
                IgniteError err;

                R res = Invoke<R>(key, processor, arg, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            template<typename R, typename P, typename A>
            R Invoke(const K& key, const P& processor, const A& arg, IgniteError& err)
            {
                typedef impl::cache::CacheEntryProcessorHolder<P, A> ProcessorHolder;

                ProcessorHolder procHolder(processor, arg);

                impl::In2Operation<K, ProcessorHolder> inOp(key, procHolder);
                impl::Out1Operation<R> outOp;

                impl.Get()->Invoke(inOp, outOp, err);

                return outOp.GetResult();
            }

            query::continuous::ContinuousQueryHandle<K, V> QueryContinuous(
                const query::continuous::ContinuousQuery<K, V>& qry)
            {
                IgniteError err;

                query::continuous::ContinuousQueryHandle<K, V> res = QueryContinuous(qry, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            query::continuous::ContinuousQueryHandle<K, V> QueryContinuous(
                const query::continuous::ContinuousQuery<K, V>& qry, IgniteError& err)
            {
                using namespace impl::cache::query::continuous;
                using namespace common::concurrent;

                const SharedPointer<ContinuousQueryImpl<K, V> >& qryImpl = qry.impl;

                if (!qryImpl.IsValid() || !qryImpl.Get()->HasListener())
                {
                    err = IgniteError(IgniteError::IGNITE_ERR_GENERIC,
                        "Event listener is not set for ContinuousQuery instance");

                    return query::continuous::ContinuousQueryHandle<K, V>();
                }

                ContinuousQueryHandleImpl* cqImpl = impl.Get()->QueryContinuous(qryImpl, err);

                return query::continuous::ContinuousQueryHandle<K, V>(cqImpl);
            }

            template<typename Q>
            query::continuous::ContinuousQueryHandle<K, V> QueryContinuous(
                const query::continuous::ContinuousQuery<K, V>& qry,
                const Q& initialQry)
            {
                IgniteError err;

                query::continuous::ContinuousQueryHandle<K, V> res = QueryContinuous(qry, initialQry, err);

                IgniteError::ThrowIfNeeded(err);

                return res;
            }

            template<typename Q>
            query::continuous::ContinuousQueryHandle<K, V> QueryContinuous(
                const query::continuous::ContinuousQuery<K, V>& qry,
                const Q& initialQry, IgniteError& err)
            {
                using namespace impl::cache::query::continuous;
                using namespace common::concurrent;

                const SharedPointer<ContinuousQueryImpl<K, V> >& qryImpl = qry.impl;

                if (!qryImpl.IsValid() || !qryImpl.Get()->HasListener())
                {
                    err = IgniteError(IgniteError::IGNITE_ERR_GENERIC,
                        "Event listener is not set for ContinuousQuery instance");

                    return query::continuous::ContinuousQueryHandle<K, V>();
                }

                ContinuousQueryHandleImpl* cqImpl = impl.Get()->QueryContinuous(qryImpl, initialQry, err);

                return query::continuous::ContinuousQueryHandle<K, V>(cqImpl);
            }

            bool IsValid() const
            {
                return impl.IsValid();
            }

            void LoadCache()
            {
                IgniteError err;

                impl.Get()->LoadCache(err);

                IgniteError::ThrowIfNeeded(err);
            }

            void LocalLoadCache()
            {
                IgniteError err;

                impl.Get()->LocalLoadCache(err);

                IgniteError::ThrowIfNeeded(err);
            }

        private:
            common::concurrent::SharedPointer<impl::cache::CacheImpl> impl;
        };
    }
}

#endif //_IGNITE_CACHE_CACHE