/*
* #%L
* gitools-core
* %%
* Copyright (C) 2013 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.api.matrix;
public enum SortDirection {
ASCENDING("Ascending", 1),
DESCENDING("Descending", -1);
private final String title;
private final int factor;
SortDirection(String title, int factor) {
this.title = title;
this.factor = factor;
}
public int getFactor() {
return factor;
}
public int compare(Object o1, Object o2) {
if (o1 == o2) {
return 0;
}
if (o1 == null) {
return 1;
}
if (o2 == null) {
return -1;
}
return ((Comparable) o1).compareTo(o2) * factor;
}
@Override
public String toString() {
return title;
}
}