Example usage for java.lang Number floatValue

Introduction

In this page you can find the example usage for java.lang Number floatValue.

Prototype

public abstract float floatValue();

Source Link

Document

Returns the value of the specified number as a float .

Usage

From source file:org.nd4j.linalg.cpu.complex.ComplexFloat.java

@Override
public IComplexNumber rdivi(Number v, IComplexNumber result) {
    float d = result.realComponent().floatValue() * result.realComponent().floatValue()
            + result.imaginaryComponent().floatValue() * result.imaginaryComponent().floatValue();
    return result.set(v.floatValue() * result.realComponent().floatValue() / d,
            -v.floatValue() * result.imaginaryComponent().floatValue() / d);
}

From source file:nl.strohalm.cyclos.controls.reports.statistics.graphs.StatisticalDataProducer.java

/**
 * Cewolf needs this method for generation of tooltips when you hoover the mouse over a Pie graph section. If the settings are available, use
 * them, if not, then unformatted numbers will be shown. As tooltips are not essential, and as generation of them should never allow the rendering
 * of graphs to fail due to exceptions, all is inside a try catch block.
 * //  w w  w  . j av  a2s .  c om
 * @param dataset a <code>PieDataset</code>
 * @param key for identifying the section.
 * @param pieIndex in case of multiple Pie charts. Not used in cyclos.
 */
@Override
@SuppressWarnings("rawtypes")
public String generateToolTip(final PieDataset dataset, final Comparable key, final int pieIndex) {
    try {
        final Number number = dataset.getValue(key);
        try {
            final byte precision = (number instanceof StatisticalNumber)
                    ? ((StatisticalNumber) number).getPrecision()
                    : 0;
            if (settings != null) {
                final BigDecimal value = (new BigDecimal(1000).pow(scaleFactor))
                        .multiply(new BigDecimal(number.floatValue()));
                final int percentage = (int) Math
                        .round(value.divide(new BigDecimal(getTotalForPie())).doubleValue() * 100);
                final String result = settings.getNumberConverterForPrecision(precision).toString(value) + " (="
                        + percentage + "%)";
                return result;
            }
        } catch (final Exception e) {
            // if anything goes wrong, do nothing but continue with String.valueOf
        }
        final String result = String.valueOf(number.doubleValue());
        final int percentage = (int) Math.round(100 * (number.doubleValue() / getTotalForPie()));
        return result + " (=" + percentage + "%)";
    } catch (final Exception e) {
        // if all failed, just return no tooltips
        return "";
    }
}

From source file:nl.strohalm.cyclos.controls.reports.statistics.graphs.StatisticalDataProducer.java

/**
 * Cewolf needs this method for generation of tooltips when you hoover the mouse over a graph bar or point If the settings are available, use
 * them, if not, then unformatted numbers will be shown As tooltips are not essential, and as generation of them should never allow the rendering
 * of graphs to fail due to exceptions, all is inside a try catch block.
 *//*from  ww w  .j av  a2s.  co m*/
@Override
public String generateToolTip(final CategoryDataset lDataset, final int series, final int lCategories) {
    try {
        final Number number = lDataset.getValue(series, lCategories);
        try {
            final byte precision = (number instanceof StatisticalNumber)
                    ? ((StatisticalNumber) number).getPrecision()
                    : 0;
            if (settings != null) {
                final BigDecimal value = (new BigDecimal(1000).pow(scaleFactor))
                        .multiply(new BigDecimal(number.floatValue()));
                final String result = settings.getNumberConverterForPrecision(precision).toString(value);
                return result;
            }
        } catch (final Exception e) {
            // if anything goes wrong, do nothing but continue with String.valueOf
        }
        return String.valueOf(number.doubleValue());
    } catch (final Exception e) {
        // if all failed, just return no tooltips
        return "";
    }
}

From source file:org.jasper.collectionspace.smk.datasource.JsonCSDataSource.java

protected Object convertNumber(Number number, Class<?> valueClass) throws JRException {
    Number value = null;/*from w w  w. j  a  v a2 s. c o  m*/
    if (valueClass.equals(Byte.class)) {
        value = new Byte(number.byteValue());
    } else if (valueClass.equals(Short.class)) {
        value = new Short(number.shortValue());
    } else if (valueClass.equals(Integer.class)) {
        value = Integer.valueOf(number.intValue());
    } else if (valueClass.equals(Long.class)) {
        value = new Long(number.longValue());
    } else if (valueClass.equals(Float.class)) {
        value = new Float(number.floatValue());
    } else if (valueClass.equals(Double.class)) {
        value = new Double(number.doubleValue());
    } else if (valueClass.equals(BigInteger.class)) {
        value = BigInteger.valueOf(number.longValue());
    } else if (valueClass.equals(BigDecimal.class)) {
        value = new BigDecimal(Double.toString(number.doubleValue()));
    } else {
        throw new JRException("Unknown number class " + valueClass.getName());
    }
    return value;
}

From source file:org.apache.calcite.runtime.SqlFunctions.java

public static float toFloat(Number number) {
    return number.floatValue();
}

From source file:org.cloudgraph.hbase.results.ResultsAggregator.java

private void initAggregate(FunctionPath funcPath, PlasmaDataGraph graph) {
    DataType scalarType = funcPath.getFunc().getName().getScalarDatatype(funcPath.getDataType());
    PlasmaDataObject newEndpoint = null;
    if (funcPath.getPath().size() == 0) {
        newEndpoint = (PlasmaDataObject) graph.getRootObject();
    } else {//from  ww w.  java 2s  .c  o  m
        newEndpoint = (PlasmaDataObject) graph.getRootObject().getDataObject(funcPath.getPath().toString());
    }

    if (funcPath.getFunc().getName().ordinal() == FunctionName.COUNT.ordinal()) {
        Long newCount = new Long(1);
        newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), newCount);
        // FIXME: original scalar value is irrelevant for aggregates
        // but need for comparison
        // newEndpoint.unset(funcPath.getProperty());
    } else {
        if (newEndpoint.isSet(funcPath.getProperty())) {
            Object newValue = newEndpoint.get(funcPath.getProperty());
            Number newScalarValue = (Number) DataConverter.INSTANCE.convert(scalarType,
                    funcPath.getProperty().getType(), newValue);
            // newEndpoint.unset(funcPath.getProperty());
            switch (funcPath.getFunc().getName()) {
            case AVG:
                switch (scalarType) {
                case Double:
                    Double doubleAvg = newScalarValue.doubleValue();
                    newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), doubleAvg);
                    break;
                case Float:
                    Float floatAvg = newScalarValue.floatValue();
                    newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), floatAvg);
                    break;
                default:
                    throw new IllegalArgumentException("illsgal datatype (" + scalarType
                            + ") conversion for function, " + funcPath.getFunc().getName());
                }
                break;
            case MAX:
                newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), newScalarValue);
                break;
            case MIN:
                newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), newScalarValue);
                break;
            case SUM:
                switch (scalarType) {
                case Double:
                    Double sum = newScalarValue.doubleValue();
                    newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), sum);
                    break;
                case Float:
                    Float floatSum = newScalarValue.floatValue();
                    newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), floatSum);
                    break;
                case Long:
                    Long longSum = newScalarValue.longValue();
                    newEndpoint.set(funcPath.getFunc().getName(), funcPath.getProperty(), longSum);
                    break;
                default:
                    throw new IllegalArgumentException("illsgal datatype (" + scalarType
                            + ") conversion for function, " + funcPath.getFunc().getName());
                }
                break;
            case COUNT:
                break; // handled above
            default:
                throw new GraphServiceException(
                        "unimplemented aggregate function, " + funcPath.getFunc().getName());
            }
        } else if (!funcPath.getProperty().isNullable())
            log.warn("expected value for non-nullable property, " + funcPath.getProperty());
    }
}

From source file:com.jkoolcloud.tnt4j.streams.utils.Utils.java

/**
 * Casts provided number value to desired number type.
 *
 * @param num/* w  ww.j  a  v a 2 s . com*/
 *            number value to cast
 * @param clazz
 *            number class to cast number to
 * @param <T>
 *            desired number type
 * @return number value cast to desired numeric type
 */
@SuppressWarnings("unchecked")
public static <T extends Number> T castNumber(Number num, Class<T> clazz) {
    Number cNum = 0;

    if (clazz.isAssignableFrom(Long.class)) {
        cNum = num.longValue();
    } else if (clazz.isAssignableFrom(Integer.class)) {
        cNum = num.intValue();
    } else if (clazz.isAssignableFrom(Byte.class)) {
        cNum = num.byteValue();
    } else if (clazz.isAssignableFrom(Float.class)) {
        cNum = num.floatValue();
    } else if (clazz.isAssignableFrom(Double.class)) {
        cNum = num.doubleValue();
    } else if (clazz.isAssignableFrom(Short.class)) {
        cNum = num.shortValue();
    }

    return (T) cNum;
}

From source file:com.itelis.worker.dev.template.service.JRXmlDataSource.java

protected Object convertNumber(Number number, Class valueClass) throws JRException {
    Number value = null;//from  w  ww .j  a v a 2 s . c  o  m
    if (valueClass.equals(Byte.class)) {
        value = new Byte(number.byteValue());
    } else if (valueClass.equals(Short.class)) {
        value = new Short(number.shortValue());
    } else if (valueClass.equals(Integer.class)) {
        value = new Integer(number.intValue());
    } else if (valueClass.equals(Long.class)) {
        value = new Long(number.longValue());
    } else if (valueClass.equals(Float.class)) {
        value = new Float(number.floatValue());
    } else if (valueClass.equals(Double.class)) {
        value = new Double(number.doubleValue());
    } else if (valueClass.equals(BigInteger.class)) {
        value = BigInteger.valueOf(number.longValue());
    } else if (valueClass.equals(BigDecimal.class)) {
        value = new BigDecimal(Double.toString(number.doubleValue()));
    } else {
        throw new JRException("Unknown number class " + valueClass.getName());
    }
    return value;
}

From source file:org.apache.fontbox.cff.Type1CharString.java

/**
 * Standard Encoding Accented Character//ww w.  j a  v  a2  s.  c  o  m
 *
 * Makes an accented character from two other characters.
 * @param asb 
 */
private void seac(Number asb, Number adx, Number ady, Number bchar, Number achar) {
    // base character
    String baseName = StandardEncoding.INSTANCE.getName(bchar.intValue());
    if (baseName != null) {
        try {
            Type1CharString base = font.getType1CharString(baseName);
            path.append(base.getPath().getPathIterator(null), false);
        } catch (IOException e) {
            LOG.warn("invalid seac character in glyph " + glyphName + " of font " + fontName);
        }
    }
    // accent character
    String accentName = StandardEncoding.INSTANCE.getName(achar.intValue());
    if (accentName != null) {
        try {
            Type1CharString accent = font.getType1CharString(accentName);
            AffineTransform at = AffineTransform.getTranslateInstance(leftSideBearing.getX() + adx.floatValue(),
                    leftSideBearing.getY() + ady.floatValue());
            path.append(accent.getPath().getPathIterator(at), false);
        } catch (IOException e) {
            LOG.warn("invalid seac character in glyph " + glyphName + " of font " + fontName);
        }
    }
}

From source file:org.op4j.functions.FnFloat.java

private static Float fromNumber(final Number number) {
    if (number == null) {
        return null;
    }//from   ww  w. j a  v a 2s  .  c o  m
    return Float.valueOf(number.floatValue());
}