63 lines
1.9 KiB
Java
63 lines
1.9 KiB
Java
/*
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* Copyright (c) 2019 Joel Therrien.
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package ca.joeltherrien.randomforest;
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import ca.joeltherrien.randomforest.covariates.Covariate;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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public class Row<Y> extends CovariateRow {
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private final Y response;
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public Row(final Covariate.Value[] valueArray, final int id, final Y response){
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super(valueArray, id);
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this.response = response;
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}
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public Y getResponse() {
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return this.response;
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}
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@Override
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public String toString() {
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return "Row " + this.getId();
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}
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public static <Y> Row<Y> createSimple(Map<String, String> simpleMap, List<Covariate> covariateList, int id, final Y response){
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final Covariate.Value[] valueArray = new Covariate.Value[covariateList.size()];
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final Map<String, Covariate> covariateMap = new HashMap<>();
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covariateList.forEach(covariate -> covariateMap.put(covariate.getName(), covariate));
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simpleMap.forEach((name, valueStr) -> {
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final Covariate covariate = covariateMap.get(name);
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if(covariate != null){ // happens often in tests where we experiment with adding / removing covariates
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valueArray[covariate.getIndex()] = covariate.createValue(valueStr);
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}
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});
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return new Row<Y>(valueArray, id, response);
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}
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}
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