/*
* #%L
* org.gitools.utils
* %%
* Copyright (C) 2013 - 2014 Universitat Pompeu Fabra - Biomedical Genomics group
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/gpl-3.0.html>.
* #L%
*/
package org.gitools.utils.cutoffcmp;
import org.gitools.api.matrix.AbstractMatrixFunction;
import org.gitools.api.matrix.IMatrixPosition;
public class CutoffMatrixFunction extends AbstractMatrixFunction<Double, Double> {
private CutoffCmp comparator;
private double cutoff;
private static Double ZERO = 0.0;
private static Double ONE = 1.0;
public CutoffMatrixFunction(CutoffCmp comparator, double cutoff) {
assert comparator != null : "The cutoff comparator cannot be NULL";
this.comparator = comparator;
this.cutoff = cutoff;
}
@Override
public Double apply(Double value, IMatrixPosition position) {
if (value == null) {
return value;
}
return comparator.compare(value, cutoff) ? ONE : ZERO;
}
}