/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero 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
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.operator.learner.associations.gsp;
/**
* This class holds informations about the start and end time of a set of transactions. Please note,
* that the set itself isn't saved, and isn't needed.
*
* @author Sebastian Land
*/
public class TransactionSet {
private double startTime = Double.POSITIVE_INFINITY;
private double endTime = Double.NEGATIVE_INFINITY;
public double getEndTime() {
return endTime;
}
public double getStartTime() {
return startTime;
}
public void addTimeOfTransaction(double time) {
if (time > this.endTime) {
this.endTime = time;
}
if (time < this.startTime) {
this.startTime = time;
}
}
@Override
public String toString() {
return startTime + " - " + endTime;
}
public void reset() {
startTime = Double.POSITIVE_INFINITY;
endTime = Double.NEGATIVE_INFINITY;
}
}