Example usage for java.lang Double equals

Introduction

In this page you can find the example usage for java.lang Double equals.

Prototype

public boolean equals(Object obj) 

Source Link

Document

Compares this object against the specified object.

Usage

From source file:org.geppetto.simulation.CustomSerializer.java

@Override
public void serialize(Double value, JsonGenerator jgen, SerializerProvider provider)
        throws IOException, JsonGenerationException {

    if (null == value) {
        // write the word 'null' if there's no value available
        jgen.writeNull();/*from  ww w  .  j  av  a 2s  .  c  o  m*/
    } else if (value.equals(Double.NaN)) {
        jgen.writeNumber(Double.NaN);
    } else {
        final String pattern = "#.##";
        final DecimalFormat myFormatter = new DecimalFormat(pattern);
        final String output = myFormatter.format(value).replace(",", ".");
        jgen.writeNumber(output);
    }
}

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From source file:com.nkapps.billing.services.NumberServiceImpl.java

@Override
public String convertToText(Double number) {
    if (number == 0) {
        return "00";
    }/*w w w .j  av a2  s.c  o  m*/

    String mask = "000000000000";
    DecimalFormat df = new DecimalFormat(mask);
    String snumber = df.format(number.longValue());

    int billions = Integer.parseInt(snumber.substring(0, 3));
    int millions = Integer.parseInt(snumber.substring(3, 6));
    int hundredThousands = Integer.parseInt(snumber.substring(6, 9));
    int thousands = Integer.parseInt(snumber.substring(9, 12));

    String tradBillions;
    switch (billions) {
    case 0:
        tradBillions = "";
        break;
    default:
        tradBillions = convertLessThanOneThousand(billions) + "  ";
    }
    String result = tradBillions;

    String tradMillions;
    switch (millions) {
    case 0:
        tradMillions = "";
        break;
    default:
        tradMillions = convertLessThanOneThousand(millions) + "  ";
    }
    result = result + tradMillions;

    String tradHundredThousands;
    switch (hundredThousands) {
    case 0:
        tradHundredThousands = "";
        break;
    case 1:
        tradHundredThousands = "?? ";
        break;
    default:
        tradHundredThousands = convertLessThanOneThousand(hundredThousands) + " ??";
    }
    result = result + tradHundredThousands;

    String tradThousand;
    tradThousand = convertLessThanOneThousand(thousands);
    result = result + tradThousand;
    Double tiyin = number - number.intValue();
    // remove extra spaces!
    return result.replaceAll("^\\s+", "").replaceAll("\\b\\s{2,}\\b", " ") + " ? "
            + (tiyin.equals(0) ? "00" : Double.valueOf(tiyin * 100).intValue()) + " ";
}

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From source file:edu.cuny.qc.speech.AuToBI.core.Aggregation.java

/**
 * Removes a value from the Aggregation.
 * <p/>/*from  w ww . j  ava  2  s.  co m*/
 * Removing a value from an Aggregation can invalidate its minimum and maximum calculation if the value was equal to
 * the current minmum or maximum.
 * <p/>
 * Note: no check is made that the value was ever initially added to the Aggregation.
 *
 * @param v the value
 */
public void remove(Double v) {
    sum -= v;
    ssq -= (v * v);
    if (v.equals(max)) {
        max = Double.NaN; // no running max and min
    }
    if (v.equals(min)) {
        min = Double.NaN;
    }
    n--;
}

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From source file:ru.codemine.ccms.dao.SalesDAOImpl.java

@Override
public Double getPlanCoverage(Shop shop, LocalDate startDate, LocalDate endDate) {
    Double plan = getPlan(shop, startDate, endDate);
    Double sale = getSalesValueByPeriod(shop, startDate, endDate);

    return plan.equals(0.0) ? 0.0 : sale / plan * 100;
}

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From source file:ubic.gemma.core.datastructure.matrix.MatrixConversionTest.java

public final void testColumnMapping() {
    Collection<QuantitationType> quantTypes = new HashSet<>();

    QuantitationType quantType = PersistentDummyObjectHelper.getTestNonPersistentQuantitationType();
    quantType.setId(0L);/*from  w  w  w .j  a v  a2  s.c  om*/
    quantTypes.add(quantType);

    Collection<DesignElementDataVector> vectors = this.getDesignElementDataVectors(quantTypes);
    ExpressionDataDoubleMatrix mat = new ExpressionDataDoubleMatrix(vectors);
    MatrixConversionTest.log.debug(vectors.size() + " vectors");

    TestCase.assertEquals(MatrixConversionTest.NUM_CS, mat.rows());
    TestCase.assertEquals(MatrixConversionTest.NUM_BIOMATERIALS, mat.columns());

    for (int j = 0; j < mat.rows(); j++) {
        // System.err.print( mat.getRowElement( j ) );
        for (int i = 0; i < mat.columns(); i++) {
            Double r = mat.get(j, i);
            TestCase.assertNotNull("No value for at index " + i, r);
            TestCase.assertTrue("Expected " + i + ", got " + r, i == r.intValue() || r.equals(Double.NaN));
        }
    }

}

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From source file:org.chiba.xml.xforms.xpath.test.ExtensionFunctionsTest.java

/**
 * __UNDOCUMENTED__/*from  w  w w  .  j  av  a 2s .  c  o m*/
 *
 * @throws Exception __UNDOCUMENTED__
 */
public void testAvg() throws Exception {
    Double avg = (Double) context.getValue("avg(/data/repeatdata/input)", Double.class);

    assertNotNull(avg);
    assertTrue(avg.equals(new Double(8.5d)));
}

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From source file:org.chiba.xml.xforms.xpath.test.ExtensionFunctionsTest.java

/**
 * __UNDOCUMENTED__//from   www . j  ava2  s  .c  o  m
 *
 * @throws Exception __UNDOCUMENTED__
 */
public void testMax() throws Exception {
    Double max = (Double) this.context.getValue("max(/data/repeatdata/input)", Double.class);

    assertNotNull(max);
    assertTrue(max.equals(new Double(20.0d)));
}

---

From source file:org.chiba.xml.xforms.xpath.test.ExtensionFunctionsTest.java

/**
 * __UNDOCUMENTED__/*  ww  w.  j av  a 2  s .  c o m*/
 *
 * @throws Exception __UNDOCUMENTED__
 */
public void testMin() throws Exception {
    Double min = (Double) this.context.getValue("min(/data/repeatdata/input)", Double.class);

    assertNotNull(min);
    assertTrue(min.equals(new Double(1.0d)));
}

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From source file:com.almende.eve.algorithms.test.agents.DAAAgent.java

/**
 * Daa receive.//ww  w .  j  av a 2s  .c  o m
 *
 * @param value
 *            the value
 * @throws JsonProcessingException
 *             the json processing exception
 */
public synchronized void daaReceive(final @Name("value") DAAValueBean value) throws JsonProcessingException {
    Double oldval = 0.0;
    if (daa.getCurrentEstimate() != null) {
        oldval = daa.getCurrentEstimate().computeSum();
    }
    daa.receive(value);
    if (trickle != null) {
        if (!oldval.equals(daa.getCurrentEstimate().computeSum())) {
            trickle.reset();
        } else {
            trickle.incr();
        }
    }

}

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From source file:org.haedus.datatypes.phonetic.FeatureModel.java

private Double getDifference(Double a, Double b) {
    if (a.equals(b)) {
        return 0.0;
    } else if (a.isNaN()) {
        return b;
    } else if (b.isNaN()) {
        return a;
    } else {//from   w w w  .j  a  v  a  2s.  co m
        return Math.abs(a - b);
    }
}

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