array_tuple_union_impl.hpp

/*
 * 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.
 */
 
#include <stdexcept>
#include <string>
 
namespace datasketches {
 
template<typename Array, typename Policy, typename Allocator>
array_tuple_union<Array, Policy, Allocator>::array_tuple_union(uint8_t lg_cur_size, uint8_t lg_nom_size, resize_factor rf, float p, uint64_t theta, uint64_t seed, const Policy& policy, const Allocator& allocator):
Base(lg_cur_size, lg_nom_size, rf, p, theta, seed, policy, allocator)
{}
 
template<typename Array, typename Policy, typename Allocator>
template<typename FwdSketch>
void array_tuple_union<Array, Policy, Allocator>::update(FwdSketch&& sketch) {
  const uint8_t num_values = this->state_.get_policy().get_external_policy().get_num_values();
  if (sketch.get_num_values() != num_values) {
    throw std::invalid_argument("number of values mismatch: union has " + std::to_string(num_values)
        + ", sketch has " + std::to_string(sketch.get_num_values()));
  }
  Base::update(std::forward<FwdSketch>(sketch));
}
 
template<typename Array, typename Policy, typename Allocator>
auto array_tuple_union<Array, Policy, Allocator>::get_result(bool ordered) const -> CompactSketch {
  return CompactSketch(this->state_.get_policy().get_external_policy().get_num_values(), Base::get_result(ordered));
}
 
// builder
 
template<typename Array, typename Policy, typename Allocator>
array_tuple_union<Array, Policy, Allocator>::builder::builder(const Policy& policy, const Allocator& allocator):
tuple_base_builder<builder, Policy, typename Array::allocator_type>(policy, allocator) {}
 
template<typename Array, typename Policy, typename Allocator>
auto array_tuple_union<Array, Policy, Allocator>::builder::build() const -> array_tuple_union {
  return array_tuple_union(this->starting_lg_size(), this->lg_k_, this->rf_, this->p_, this->starting_theta(), this->seed_, this->policy_, this->allocator_);
}
 
} /* namespace datasketches */