58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#pragma once
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#include <unordered_map>
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#include "common/object_pool.h"
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#include "exprs/create_predicate_function.h"
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#include "exprs/hybrid_set.h"
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#include "runtime/primitive_type.h"
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namespace doris {
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class HybridMap {
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public:
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HybridMap(PrimitiveType type) : _type(type) {}
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virtual ~HybridMap() {}
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virtual HybridSetBase* find_or_insert_set(uint64_t dst, bool* is_add_buckets) {
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HybridSetBase* _set_ptr;
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typename std::unordered_map<uint64_t, HybridSetBase*>::const_iterator it = _map.find(dst);
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if (it == _map.end()) {
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_set_ptr = _pool.add(create_set(_type));
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std::pair<uint64_t, HybridSetBase*> insert_pair(dst, _set_ptr);
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_map.insert(insert_pair);
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*is_add_buckets = true;
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} else {
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_set_ptr = it->second;
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*is_add_buckets = false;
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}
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return _set_ptr;
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}
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private:
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std::unordered_map<uint64_t, HybridSetBase*> _map;
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PrimitiveType _type;
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ObjectPool _pool;
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};
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} // namespace doris
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