drepcap.frontend.util.StatsHelper.java Source code

Introduction

Here is the source code for drepcap.frontend.util.StatsHelper.java

Source

/*
 *   Copyright 2014, Frankfurt University of Applied Sciences
 *
 *   This software is released under the terms of the Eclipse Public License 
 *   (EPL) 1.0. You can find a copy of the EPL at: 
 *   http://opensource.org/licenses/eclipse-1.0.php
 */

package drepcap.frontend.util;

import java.util.Map;

import org.apache.commons.math3.stat.descriptive.DescriptiveStatistics;

/**
 * 
 * Helper class for handling stats data.
 * 
 * @author Ruediger Gad
 *
 */
public class StatsHelper {

    public static double getValueAndAddToStats(Map<?, ?> statsDataMap, String key, DescriptiveStatistics stats) {
        double ret = 0;

        final Object obj = statsDataMap.get(key);

        if (obj != null && obj instanceof Double) {
            ret = ((Double) obj).doubleValue();
        }

        if (stats != null) {
            stats.addValue(ret);
        }

        return ret;
    }
}