Example usage for java.lang Number intValue

Introduction

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

Prototype

public abstract int intValue();

Source Link

Document

Returns the value of the specified number as an int .

Usage

From source file:net.sf.jasperreports.functions.standard.MathFunctions.java

/**
 * Checks if a number is odd. If a non-integer number is specified, any digits after the decimal point are ignored.
 *//*w  w w.  ja  v a2  s  .  c om*/
@Function("ISODD")
@FunctionParameters({ @FunctionParameter("number") })
public static Boolean ISODD(Number number) {
    if (number == null) {
        logNullArgument();
        return null;
    } else {
        return number.intValue() % 2 == 1;
    }
}

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From source file:nz.co.senanque.validationengine.ConvertUtils.java

public static Comparable<?> convertTo(Class<?> clazz, Object obj) {
    if (obj == null) {
        return null;
    }/*from  w  ww.j  a  v  a2  s.c  o m*/
    if (clazz.isAssignableFrom(obj.getClass())) {
        return (Comparable<?>) obj;
    }
    if (clazz.isPrimitive()) {
        if (clazz.equals(Long.TYPE)) {
            clazz = Long.class;
        } else if (clazz.equals(Integer.TYPE)) {
            clazz = Integer.class;
        } else if (clazz.equals(Float.TYPE)) {
            clazz = Float.class;
        } else if (clazz.equals(Double.TYPE)) {
            clazz = Double.class;
        } else if (clazz.equals(Boolean.TYPE)) {
            clazz = Boolean.class;
        }
    }
    if (Number.class.isAssignableFrom(clazz)) {
        if (obj.getClass().equals(String.class)) {
            obj = new Double((String) obj);
        }
        if (!Number.class.isAssignableFrom(obj.getClass())) {
            throw new RuntimeException(
                    "Cannot convert from " + obj.getClass().getName() + " to " + clazz.getName());
        }
        Number number = (Number) obj;
        if (clazz.equals(Long.class)) {
            return new Long(number.longValue());
        }
        if (clazz.equals(Integer.class)) {
            return new Integer(number.intValue());
        }
        if (clazz.equals(Float.class)) {
            return new Float(number.floatValue());
        }
        if (clazz.equals(Double.class)) {
            return new Double(number.doubleValue());
        }
        if (clazz.equals(BigDecimal.class)) {
            return new BigDecimal(number.doubleValue());
        }
    }
    final String oStr = String.valueOf(obj);
    if (clazz.equals(String.class)) {
        return oStr;
    }
    if (clazz.equals(java.util.Date.class)) {
        return java.sql.Date.valueOf(oStr);
    }
    if (clazz.equals(java.sql.Date.class)) {
        return java.sql.Date.valueOf(oStr);
    }
    if (clazz.equals(Boolean.class)) {
        return new Boolean(oStr);
    }
    throw new RuntimeException("Cannot convert from " + obj.getClass().getName() + " to " + clazz.getName());
}

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From source file:com.ning.metrics.serialization.event.SmileEnvelopeEvent.java

private static void addToTree(ObjectNode root, String name, Object value) {
    /* could wrap everything as POJONode, but that's bit inefficient;
     * so let's handle some known cases.
     * (in reality, I doubt there could ever be non-scalars, FWIW, since
     * downstream systems expect simple key/value data)
     *///from  w  w  w . j  av  a2s.  co m
    if (value instanceof String) {
        root.put(name, (String) value);
        return;
    }
    if (value instanceof Number) {
        Number num = (Number) value;
        if (value instanceof Integer) {
            root.put(name, num.intValue());
        } else if (value instanceof Long) {
            root.put(name, num.longValue());
        } else if (value instanceof Double) {
            root.put(name, num.doubleValue());
        } else {
            root.putPOJO(name, num);
        }
    } else if (value == Boolean.TRUE) {
        root.put(name, true);
    } else if (value == Boolean.FALSE) {
        root.put(name, false);
    } else { // most likely Date
        root.putPOJO(name, value);
    }
}

---

From source file:io.fabric8.jolokia.support.JolokiaHelpers.java

public static Object convertJolokiaToJavaType(Class<?> clazz, Object value) throws IOException {
    if (clazz.isArray()) {
        if (value instanceof JSONArray) {
            JSONArray jsonArray = (JSONArray) value;
            Object[] javaArray = (Object[]) Array.newInstance(clazz.getComponentType(), jsonArray.size());
            int idx = 0;
            for (Object element : jsonArray) {
                Array.set(javaArray, idx++, convertJolokiaToJavaType(clazz.getComponentType(), element));
            }//from w w w. j  a va  2 s .com
            return javaArray;
        } else {
            return null;
        }
    } else if (String.class.equals(clazz)) {
        return (value != null) ? value.toString() : null;
    } else if (clazz.equals(Byte.class) || clazz.equals(byte.class)) {
        Number number = asNumber(value);
        return number != null ? number.byteValue() : null;
    } else if (clazz.equals(Short.class) || clazz.equals(short.class)) {
        Number number = asNumber(value);
        return number != null ? number.shortValue() : null;
    } else if (clazz.equals(Integer.class) || clazz.equals(int.class)) {
        Number number = asNumber(value);
        return number != null ? number.intValue() : null;
    } else if (clazz.equals(Long.class) || clazz.equals(long.class)) {
        Number number = asNumber(value);
        return number != null ? number.longValue() : null;
    } else if (clazz.equals(Float.class) || clazz.equals(float.class)) {
        Number number = asNumber(value);
        return number != null ? number.floatValue() : null;
    } else if (clazz.equals(Double.class) || clazz.equals(double.class)) {
        Number number = asNumber(value);
        return number != null ? number.doubleValue() : null;
    } else if (value instanceof JSONObject) {
        JSONObject jsonObject = (JSONObject) value;
        if (!JSONObject.class.isAssignableFrom(clazz)) {
            String json = jsonObject.toJSONString();
            return getObjectMapper().readerFor(clazz).readValue(json);
        }
    }
    return value;
}

---

From source file:com.healthmarketscience.jackcess.query.QueryTest.java

private static Row newRow(Byte attr, String expr, Number flagNum, Number extraNum, String name1, String name2) {
    Short flag = ((flagNum != null) ? flagNum.shortValue() : null);
    Integer extra = ((extraNum != null) ? extraNum.intValue() : null);
    return new Row(null, attr, expr, flag, extra, name1, name2, null, null);
}

---

From source file:NumberUtils.java

/**
 * Converts the given number to a <code>Integer</code> (by using <code>intValue()</code>).
 *
 * @param number//from  w  w  w  .j  av  a  2 s. co m
 * @return java.lang.Integer
 * @throws IllegalArgumentException The given number is 'not a number' or infinite.
 */
public static Integer toInteger(Number number) throws IllegalArgumentException {
    if (number == null || number instanceof Integer)
        return (Integer) number;
    if (isNaN(number) || isInfinite(number))
        throw new IllegalArgumentException("Argument must not be NaN or infinite.");
    return new Integer(number.intValue());
}

---

From source file:com.pureinfo.srm.reports.table.MyTabeleDataHelper.java

public static int getInt(Number num) {
    if (num != null)
        return num.intValue();
    return 0;//from ww w . j ava 2  s.co m
}

---

From source file:de.cebitec.readXplorer.util.GeneralUtils.java

/**
 * Converts a given number into a number of the given classType. If this is
 * not possible, it throws a ClassCastException
 * @param <T> one of the classes derived from Number
 * @param classType the type to convert the number into
 * @param number the number to convert/*from w  ww.  ja  v  a2 s.  c  o  m*/
 * @return The converted number
 */
public static <T extends Number> T convertNumber(Class<T> classType, Number number) throws ClassCastException {
    T convertedValue = null;
    if (classType.equals(Integer.class)) {
        convertedValue = classType.cast(number.intValue());
    } else if (classType.equals(Double.class)) {
        convertedValue = classType.cast(number.doubleValue());
    } else if (classType.equals(Long.class)) {
        convertedValue = classType.cast(number.longValue());
    } else if (classType.equals(Float.class)) {
        convertedValue = classType.cast(number.floatValue());
    } else if (classType.equals(Short.class)) {
        convertedValue = classType.cast(number.shortValue());
    } else if (classType.equals(Byte.class)) {
        convertedValue = classType.cast(number.byteValue());
    }

    if (convertedValue == null) {
        throw new ClassCastException("Cannot cast the given number into the given format.");
    }

    return convertedValue;
}

---

From source file:com.pureinfo.srm.reports.table.MyTabeleDataHelper.java

/**
 * @param _sValuesCol/*from w  ww .  ja v  a 2s.  c  o m*/
 * @param _sRow
 */
public static void calculateAndSetMapRow(Map _row, String[] _sValuesCol) {
    if (_row == null)
        return;
    int total = 0, cared = 0;
    for (int i = 0; i < _sValuesCol.length; i++) {
        Number num = (Number) _row.get(_sValuesCol[i]);
        if (num != null) {
            cared += num.intValue();
        }
    }
    for (Iterator iter = _row.values().iterator(); iter.hasNext();) {
        Number num = (Number) iter.next();
        if (num != null) {
            total += num.intValue();
        }
    }
    _row.put(OTHER, new Integer(total - cared));
    _row.put(TOTAL, new Integer(total));
}

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From source file:com.feilong.core.lang.NumberUtil.java

/**
 * .//from   w  w w. jav a  2s.c  o m
 * 
 * <pre class="code">
 * NumberUtil.getProgress(5, 5, NumberPattern.PERCENT_WITH_NOPOINT) =   100%
 * NumberUtil.getProgress(2, 3, NumberPattern.PERCENT_WITH_1POINT)  =   66.7%
 * </pre>
 *
 * @param current
 *            ??
 * @param total
 *            ?
 * @param numberPattern
 *            the number pattern {@link NumberPattern}
 * @return  <code>current</code> null, {@link NullPointerException}<br>
 *          <code>total</code> null, {@link NullPointerException}<br>
 *          {@code current<=0}, {@link IllegalArgumentException}<br>
 *          {@code total<=0}, {@link IllegalArgumentException}<br>
 *          {@code current>total}, {@link IllegalArgumentException}<br>
 * @see NumberPattern
 * @see #getDivideValue(Number, Number, int)
 * @since 1.0.7
 */
public static String getProgress(Number current, Number total, String numberPattern) {
    Validate.notNull(current, "current can't be null/empty!");
    Validate.notNull(total, "total can't be null/empty!");

    Validate.isTrue(current.intValue() > 0, "current can not <=0");
    Validate.isTrue(total.intValue() > 0, "total can not <=0");
    Validate.isTrue(current.doubleValue() <= total.doubleValue(), "current can not > total");

    // XXX  scale = 8?
    int scale = 8;
    BigDecimal bigDecimalCurrent = toBigDecimal(current);
    BigDecimal divideValue = getDivideValue(bigDecimalCurrent, total, scale);
    return toString(divideValue, numberPattern);
}

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