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:com.tibbo.linkserver.plugin.device.file.item.NumericItem.java

private int toInt(Number value) {
    if (value instanceof Double) {
        return (new BigDecimal(value.doubleValue())).setScale(0, RoundingMode.HALF_UP).intValue();
    }/*from  w  w  w.  j  ava 2  s. c  o  m*/
    if (value instanceof Float) {
        return (new BigDecimal(value.floatValue())).setScale(0, RoundingMode.HALF_UP).intValue();
    }
    if (value instanceof BigDecimal) {
        return ((BigDecimal) value).setScale(0, RoundingMode.HALF_UP).intValue();
    } else {
        return value.intValue();
    }
}

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From source file:org.red5.io.AbstractIOTest.java

@Test
public void testNumberFloat() {
    log.debug("\ntestNumberFloat");
    for (Number n : new Number[] { Float.MIN_VALUE, Float.MIN_NORMAL, Float.MAX_VALUE, rnd.nextFloat(),
            666.6666f }) {//from   w  ww  .  j a  v a2s.  c  om
        Serializer.serialize(out, n);
        dumpOutput();
        Number rn = Deserializer.deserialize(in, Number.class);
        assertEquals("Deserialized Float should be the same", (Float) n, (Float) rn.floatValue());
        resetOutput();
    }
}

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From source file:com.scit.sling.test.MockValueMap.java

@SuppressWarnings("unchecked")
private <T> T convertType(Object o, Class<T> type) {
    if (o == null) {
        return null;
    }/*from w w  w .j  a va2 s  . c  om*/
    if (o.getClass().isArray() && type.isArray()) {
        if (type.getComponentType().isAssignableFrom(o.getClass().getComponentType())) {
            return (T) o;
        } else {
            // we need to convert the elements in the array
            Object array = Array.newInstance(type.getComponentType(), Array.getLength(o));
            for (int i = 0; i < Array.getLength(o); i++) {
                Array.set(array, i, convertType(Array.get(o, i), type.getComponentType()));
            }
            return (T) array;
        }
    }
    if (o.getClass().isAssignableFrom(type)) {
        return (T) o;
    }
    if (String.class.isAssignableFrom(type)) {
        // Format dates
        if (o instanceof Calendar) {
            return (T) formatDate((Calendar) o);
        } else if (o instanceof Date) {
            return (T) formatDate((Date) o);
        } else if (o instanceof DateTime) {
            return (T) formatDate((DateTime) o);
        }
        return (T) String.valueOf(o);
    } else if (o instanceof DateTime) {
        DateTime dt = (DateTime) o;
        if (Calendar.class.isAssignableFrom(type)) {
            return (T) dt.toCalendar(Locale.getDefault());
        } else if (Date.class.isAssignableFrom(type)) {
            return (T) dt.toDate();
        } else if (Number.class.isAssignableFrom(type)) {
            return convertType(dt.getMillis(), type);
        }
    } else if (o instanceof Number && Number.class.isAssignableFrom(type)) {
        if (Byte.class.isAssignableFrom(type)) {
            return (T) (Byte) ((Number) o).byteValue();
        } else if (Double.class.isAssignableFrom(type)) {
            return (T) (Double) ((Number) o).doubleValue();
        } else if (Float.class.isAssignableFrom(type)) {
            return (T) (Float) ((Number) o).floatValue();
        } else if (Integer.class.isAssignableFrom(type)) {
            return (T) (Integer) ((Number) o).intValue();
        } else if (Long.class.isAssignableFrom(type)) {
            return (T) (Long) ((Number) o).longValue();
        } else if (Short.class.isAssignableFrom(type)) {
            return (T) (Short) ((Number) o).shortValue();
        } else if (BigDecimal.class.isAssignableFrom(type)) {
            return (T) new BigDecimal(o.toString());
        }
    } else if (o instanceof Number && type.isPrimitive()) {
        final Number num = (Number) o;
        if (type == byte.class) {
            return (T) new Byte(num.byteValue());
        } else if (type == double.class) {
            return (T) new Double(num.doubleValue());
        } else if (type == float.class) {
            return (T) new Float(num.floatValue());
        } else if (type == int.class) {
            return (T) new Integer(num.intValue());
        } else if (type == long.class) {
            return (T) new Long(num.longValue());
        } else if (type == short.class) {
            return (T) new Short(num.shortValue());
        }
    } else if (o instanceof String && Number.class.isAssignableFrom(type)) {
        if (Byte.class.isAssignableFrom(type)) {
            return (T) new Byte((String) o);
        } else if (Double.class.isAssignableFrom(type)) {
            return (T) new Double((String) o);
        } else if (Float.class.isAssignableFrom(type)) {
            return (T) new Float((String) o);
        } else if (Integer.class.isAssignableFrom(type)) {
            return (T) new Integer((String) o);
        } else if (Long.class.isAssignableFrom(type)) {
            return (T) new Long((String) o);
        } else if (Short.class.isAssignableFrom(type)) {
            return (T) new Short((String) o);
        } else if (BigDecimal.class.isAssignableFrom(type)) {
            return (T) new BigDecimal((String) o);
        }
    }
    throw new NotImplementedException(
            "Can't handle conversion from " + o.getClass().getName() + " to " + type.getName());
}

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From source file:org.richfaces.component.UIProgressBar.java

/**
 * Converts value attr to number value//from  w w  w  . j av a  2 s  . c  o  m
 * 
 * @param v -
 *            value attr
 * @return result
 */
public Number getNumber(Object v) {
    Number result = null;
    if (v != null) {
        try {
            if (v instanceof String) { // String
                result = Double.parseDouble((String) v);
            } else {
                Number n = (Number) v;
                if ((n instanceof BigDecimal) || (n instanceof Double) // Double
                // or
                // BigDecimal
                        || (n instanceof Float)) {
                    result = n.floatValue();
                } else if (n instanceof Integer || n instanceof Long) { // Integer
                    result = n.longValue();
                }
            }
        } catch (Exception e) {
            e.getMessage();
        }
        return result;
    }
    return new Integer(0);
}

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

private void pointSb(Number x, Number y) {
    sidebearingPoint = new Point2D.Float(x.floatValue(), y.floatValue());
}

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From source file:com.weibo.api.motan.rpc.URL.java

public Float getFloatParameter(String name, float defaultValue) {
    Number n = getNumbers().get(name);
    if (n != null) {
        return n.floatValue();
    }//from   w  ww.j  a  v  a  2 s . c  o  m
    String value = parameters.get(name);
    if (value == null || value.length() == 0) {
        return defaultValue;
    }
    float f = Float.parseFloat(value);
    getNumbers().put(name, f);
    return f;
}

---

From source file:com.weibo.api.motan.rpc.URL.java

public Float getMethodParameter(String methodName, String paramDesc, String name, float defaultValue) {
    String key = methodName + "(" + paramDesc + ")." + name;
    Number n = getNumbers().get(key);
    if (n != null) {
        return n.floatValue();
    }//from w  w  w .  j a  v a 2 s  .c  om
    String value = getMethodParameter(methodName, paramDesc, name);
    if (value == null || value.length() == 0) {
        return defaultValue;
    }
    float f = Float.parseFloat(value);
    getNumbers().put(key, f);
    return f;
}

---

From source file:vteaexploration.plottools.panels.XYChartPanel.java

private double getMinimumOfData(ArrayList alVolumes, int x) {

    ListIterator litr = alVolumes.listIterator();

    //ArrayList<Number> al = new ArrayList<Number>();
    Number low = getMaximumOfData(alVolumes, x);

    while (litr.hasNext()) {
        try {/*w w  w .  j  a v a2  s .c  om*/
            MicroObjectModel volume = (MicroObjectModel) litr.next();
            Number Corrected = processPosition(x, volume);
            if (Corrected.floatValue() < low.floatValue()) {
                low = Corrected;
            }
        } catch (NullPointerException e) {
        }
    }
    return low.longValue();
}

---

From source file:vteaexploration.plottools.panels.XYChartPanel.java

private double getMaximumOfData(ArrayList alVolumes, int x) {

    ListIterator litr = alVolumes.listIterator();

    //ArrayList<Number> al = new ArrayList<Number>();
    Number high = 0;/*ww  w .  ja  v  a  2s .  c o  m*/

    while (litr.hasNext()) {
        try {
            MicroObjectModel volume = (MicroObjectModel) litr.next();
            Number Corrected = processPosition(x, volume);
            if (Corrected.floatValue() > high.floatValue()) {
                high = Corrected;
            }
        } catch (NullPointerException e) {
        }
    }
    return high.longValue();

}

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From source file:org.apache.pdfbox.pdmodel.font.PDType1CFont.java

/**
 * {@inheritDoc}/*ww w  .j  a  va 2  s . c o  m*/
 */
public PDMatrix getFontMatrix() {
    if (fontMatrix == null) {
        List<Number> numbers = (List<Number>) this.cffFont.getProperty("FontMatrix");
        if (numbers != null && numbers.size() == 6) {
            COSArray array = new COSArray();
            for (Number number : numbers) {
                array.add(new COSFloat(number.floatValue()));
            }
            fontMatrix = new PDMatrix(array);
        } else {
            super.getFontMatrix();
        }
    }
    return fontMatrix;
}

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