Example usage for org.apache.commons.math3.util Precision equalsIncludingNaN

Introduction

In this page you can find the example usage for org.apache.commons.math3.util Precision equalsIncludingNaN.

Prototype

public static boolean equalsIncludingNaN(double x, double y) 

Source Link

Document

Returns true if both arguments are NaN or neither is NaN and they are equal as defined by #equals(double,double) equals(x, y, 1) .

Usage

From source file:org.apereo.portal.events.aggr.stat.JpaStatisticalSummary.java

/**
 * Returns true iff <code>object</code> is a
 * <code>SummaryStatistics</code> instance and all statistics have the
 * same values as this./*  www .j  a  v  a  2s  .  c  o  m*/
 * @param object the object to test equality against.
 * @return true if object equals this
 */
@Override
public boolean equals(Object object) {
    if (object == this) {
        return true;
    }
    if (object instanceof SummaryStatistics == false) {
        return false;
    }
    SummaryStatistics stat = (SummaryStatistics) object;
    return Precision.equalsIncludingNaN(stat.getGeometricMean(), getGeometricMean())
            && Precision.equalsIncludingNaN(stat.getMax(), getMax())
            && Precision.equalsIncludingNaN(stat.getMean(), getMean())
            && Precision.equalsIncludingNaN(stat.getMin(), getMin())
            && Precision.equalsIncludingNaN(stat.getN(), getN())
            && Precision.equalsIncludingNaN(stat.getSum(), getSum())
            && Precision.equalsIncludingNaN(stat.getSumsq(), getSumsq())
            && Precision.equalsIncludingNaN(stat.getVariance(), getVariance());
}

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From source file:org.briljantframework.array.AbstractDoubleArray.java

@Override
public boolean equals(Object obj) {
    if (this == obj) {
        return true;
    }//from  ww w.j  av  a  2  s.com
    if (obj instanceof DoubleArray) {
        DoubleArray mat = (DoubleArray) obj;
        if (!Arrays.equals(shape, mat.getShape())) {
            return false;
        }

        for (int i = 0; i < size(); i++) {
            if (!Precision.equalsIncludingNaN(get(i), mat.get(i))) {
                return false;
            }
        }
        return true;
    } else {
        return false;
    }
}

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From source file:org.gitools.analysis.groupcomparison.format.math33Preview.MathArrays.java

/**
 * Returns true iff both arguments are null or have same dimensions and all
 * their elements are equal as defined by
 * {@link Precision#equalsIncludingNaN(double, double) this method}.
 *
 * @param x first array/* w  ww .jav a 2s .  c o m*/
 * @param y second array
 * @return true if the values are both null or have same dimension and
 * equal elements
 * @since 2.2
 */
public static boolean equalsIncludingNaN(float[] x, float[] y) {
    if ((x == null) || (y == null)) {
        return !((x == null) ^ (y == null));
    }
    if (x.length != y.length) {
        return false;
    }
    for (int i = 0; i < x.length; ++i) {
        if (!Precision.equalsIncludingNaN(x[i], y[i])) {
            return false;
        }
    }
    return true;
}

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From source file:org.gitools.analysis.groupcomparison.format.math33Preview.MathArrays.java

/**
 * Returns {@code true} iff both arguments are {@code null} or have same
 * dimensions and all their elements are equal as defined by
 * {@link Precision#equalsIncludingNaN(double, double) this method}.
 *
 * @param x First array./*from   www .j a v  a2s  .  co  m*/
 * @param y Second array.
 * @return {@code true} if the values are both {@code null} or have same
 * dimension and equal elements.
 * @since 2.2
 */
public static boolean equalsIncludingNaN(double[] x, double[] y) {
    if ((x == null) || (y == null)) {
        return !((x == null) ^ (y == null));
    }
    if (x.length != y.length) {
        return false;
    }
    for (int i = 0; i < x.length; ++i) {
        if (!Precision.equalsIncludingNaN(x[i], y[i])) {
            return false;
        }
    }
    return true;
}

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