Example usage for java.lang Float isFinite

Introduction

In this page you can find the example usage for java.lang Float isFinite.

Prototype

public static boolean isFinite(float f) 

Source Link

Document

Returns true if the argument is a finite floating-point value; returns false otherwise (for NaN and infinity arguments).

Usage

From source file:com.facebook.presto.operator.aggregation.TestFloatRegrSlopeAggregation.java

private void testNonTrivialAggregation(Float[] y, Float[] x) {
    SimpleRegression regression = new SimpleRegression();
    for (int i = 0; i < x.length; i++) {
        regression.addData(x[i], y[i]);/*from  www  .  j av a 2s.com*/
    }
    float expected = (float) regression.getSlope();
    checkArgument(Float.isFinite(expected) && expected != 0.0f, "Expected result is trivial");
    testAggregation(expected, createFloatsBlock(y), createFloatsBlock(x));
}

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From source file:com.facebook.presto.operator.aggregation.TestRealRegrSlopeAggregation.java

private void testNonTrivialAggregation(Float[] y, Float[] x) {
    SimpleRegression regression = new SimpleRegression();
    for (int i = 0; i < x.length; i++) {
        regression.addData(x[i], y[i]);/*www.j  ava  2  s.  co m*/
    }
    float expected = (float) regression.getSlope();
    checkArgument(Float.isFinite(expected) && expected != 0.0f, "Expected result is trivial");
    testAggregation(expected, createBlockOfReals(y), createBlockOfReals(x));
}

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From source file:com.facebook.presto.operator.aggregation.TestFloatRegrInterceptAggregation.java

private void testNonTrivialAggregation(Float[] y, Float[] x) {
    SimpleRegression regression = new SimpleRegression();
    for (int i = 0; i < x.length; i++) {
        regression.addData(x[i], y[i]);//from  w w w  .ja  v  a2s  .c  o  m
    }
    float expected = (float) regression.getIntercept();
    checkArgument(Float.isFinite(expected) && expected != 0.f, "Expected result is trivial");
    testAggregation(expected, createFloatsBlock(y), createFloatsBlock(x));
}

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From source file:com.facebook.presto.operator.aggregation.TestRealRegrInterceptAggregation.java

private void testNonTrivialAggregation(Float[] y, Float[] x) {
    SimpleRegression regression = new SimpleRegression();
    for (int i = 0; i < x.length; i++) {
        regression.addData(x[i], y[i]);//from  ww  w.j a  v  a  2s  . c om
    }
    float expected = (float) regression.getIntercept();
    checkArgument(Float.isFinite(expected) && expected != 0.f, "Expected result is trivial");
    testAggregation(expected, createBlockOfReals(y), createBlockOfReals(x));
}

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From source file:ru.histone.v2.evaluator.EvalUtils.java

public static boolean isNumeric(StringEvalNode evalNode) {
    try {/*from   w  ww  .  ja va2s . c  o  m*/
        final Float value = parseFloat(evalNode.getValue());
        return !Float.isNaN(value) && Float.isFinite(value);
    } catch (NumberFormatException e) {
        return false;
    }
}

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From source file:ru.histone.v2.rtti.RunTimeTypeInfo.java

public HistoneType getType(EvalNode node) {
    if (node == null) {
        throw new NullPointerException();
    }//from w  w  w  . jav a2 s  .c om
    if (node instanceof NullEvalNode) {
        return T_NULL;
    } else if (node instanceof FloatEvalNode) {
        final Float valueFloat = ((FloatEvalNode) node).getValue();
        if (valueFloat == null || Float.isNaN(valueFloat) || !Float.isFinite(valueFloat)) {
            return T_UNDEFINED;
        }
        return T_NUMBER;
    } else if (node instanceof LongEvalNode) {
        return T_NUMBER;
    } else if (node instanceof MapEvalNode) {
        return T_ARRAY;
    } else if (node instanceof BooleanEvalNode) {
        return T_BOOLEAN;
    } else if (node instanceof StringEvalNode) {
        return T_STRING;
    } else if (node instanceof EmptyEvalNode) {
        return T_UNDEFINED;
    } else if (node instanceof RegexEvalNode) {
        return T_REGEXP;
    } else if (node instanceof MacroEvalNode) {
        return T_MACRO;
    } else if (node instanceof GlobalEvalNode) {
        return T_GLOBAL;
    }

    throw new NotImplementedException(node.toString());
}

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