Return if average of numbers above threshold in List - Java java.util

Java examples for java.util:List Operation

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Description

Return if average of numbers above threshold in List

Demo Code

/*/*w w w  .j a  va 2s  . co m*/
 **    Copyright (C) 2003-2012 Institute for Systems Biology 
 **                            Seattle, Washington, USA. 
 **
 **    This library is free software; you can redistribute it and/or
 **    modify it under the terms of the GNU Lesser General Public
 **    License as published by the Free Software Foundation; either
 **    version 2.1 of the License, or (at your option) any later version.
 **
 **    This library 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
 **    Lesser General Public License for more details.
 **
 **    You should have received a copy of the GNU Lesser General Public
 **    License along with this library; if not, write to the Free Software
 **    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
//package com.java2s;

import java.util.List;

public class Main {
    /***************************************************************************
     **
     ** Return if average of numbers above threshold
     */

    public static boolean avgValIsAboveThresh(List vals, double negThresh,
            double posThresh) {
        int num = vals.size();
        int count = 0;
        double sum = 0.0;
        for (int i = 0; i < num; i++) {
            Double val0bj = (Double) vals.get(i);
            if (val0bj.isNaN()) {
                continue;
            }
            double valv = val0bj.doubleValue();
            sum += valv;
            count++;
        }
        double avg = sum / (double) count;
        return ((avg <= negThresh) || (avg >= posThresh));
    }
}

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