@syntest/core
Version:
The common core of the SynTest Framework
88 lines • 2.64 kB
JavaScript
;
/*
* Copyright 2020-2021 Delft University of Technology and SynTest contributors
*
* This file is part of SynTest Framework - SynTest Core.
*
* Licensed 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.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.Archive = void 0;
/**
* Archive of covered objectives with the fittest encoding for that objective.
*
* @author Mitchell Olsthoorn
*/
class Archive {
/**
* Constructor.
*
* Initializes the map.
*/
constructor() {
this._map = new Map();
}
/**
* The size of the archive.
*/
get size() {
return this._map.size;
}
/**
* Determines if the archive already contains this objective function.
*
* @param objectiveFunction The objective function to check for
*/
has(objectiveFunction) {
return this._map.has(objectiveFunction);
}
/**
* Updates a mapping in the archive.
*
* @param objectiveFunction The objective to update
* @param encoding The corresponding encoding
*/
update(objectiveFunction, encoding) {
this._map.set(objectiveFunction, encoding);
}
/**
* Merges the given archive into this archive.
*
* When there is overlap in the archives the current one will be overriden.
* WARNING: this function does thus not use the secondary objectives to select the optimal solution.
* TODO use the secondary objectives in this function
*
* @param other the other archive
*/
merge(other) {
for (const key of other.getObjectives()) {
this.update(key, other.getEncoding(key));
}
}
/**
* Return the objective functions associated with the stored encodings.
*/
getObjectives() {
return Array.from(this._map.keys());
}
/**
* Return the encoding corresponding with the objective function.
*
* @param objective The objective to use.
*/
getEncoding(objective) {
return this._map.get(objective);
}
}
exports.Archive = Archive;
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