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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 THETA_SET_DIFFERENCE_BASE_HPP_
#define THETA_SET_DIFFERENCE_BASE_HPP_
#include "theta_comparators.hpp"
#include "theta_update_sketch_base.hpp"
namespace datasketches {
template<
typename Entry,
typename ExtractKey,
typename CompactSketch,
typename Allocator
>
class theta_set_difference_base {
public:
using comparator = compare_by_key<ExtractKey>;
using AllocU64 = typename std::allocator_traits<Allocator>::template rebind_alloc<uint64_t>;
using hash_table = theta_update_sketch_base<uint64_t, trivial_extract_key, AllocU64>;
theta_set_difference_base(uint64_t seed, const Allocator& allocator = Allocator());
template<typename FwdSketch, typename Sketch>
CompactSketch compute(FwdSketch&& a, const Sketch& b, bool ordered) const;
private:
Allocator allocator_;
uint16_t seed_hash_;
};
} /* namespace datasketches */
#include "theta_set_difference_base_impl.hpp"
#endif
Version data entries
19 entries across 19 versions & 1 rubygems