/*
* #%L
* org.gitools.matrix
* %%
* 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.matrix.model.mtabixmatrix;
import edu.upf.bg.mtabix.parse.IKeyParser;
import gnu.trove.map.TLongDoubleMap;
import gnu.trove.map.hash.TLongDoubleHashMap;
import java.util.Map;
public class MTabixBlockValues {
private IKeyParser keyParser;
private Map<Integer, Map<String, Integer>> identifierToPosition;
private TLongDoubleMap map;
public MTabixBlockValues(IKeyParser keyParser, Map<Integer, Map<String, Integer>> identifierToPosition) {
super();
this.map = new TLongDoubleHashMap();
this.keyParser = keyParser;
this.identifierToPosition = identifierToPosition;
}
public Double get(String... identifiers) {
long hash = hash(identifiers);
if (!map.containsKey(hash)) {
return null;
}
return map.get(hash);
}
public void put(long key, double value) {
map.put(key, value);
}
public long hash(String... identifiers) {
int a = identifierToPosition.get(keyParser.getKeys()[0]).get(identifiers[0]);
int b = identifierToPosition.get(keyParser.getKeys()[1]).get(identifiers[1]);
return (long) a << 32 | b & 0xFFFFFFFFL;
}
}