Example usage for java.lang Number byteValue

Introduction

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

Prototype

public byte byteValue() 

Source Link

Document

Returns the value of the specified number as a byte .

Usage

From source file:org.diorite.config.impl.ConfigPropertyValueImpl.java

@SuppressWarnings("unchecked")
@Override// w  w w.  j  a v  a  2 s  .c  o m
public void setRawValue(@Nullable T value) {
    Class<T> rawType = this.template.getRawType();
    Class<?> primitiveRawType = DioriteReflectionUtils.getPrimitive(rawType);
    if (!primitiveRawType.isPrimitive()) {
        if (value != null) {
            if (!rawType.isInstance(value)
                    && !DioriteReflectionUtils.getWrapperClass(rawType).isInstance(value)) {
                throw new IllegalArgumentException("Invalid object type: " + value + " in template property: "
                        + this.template.getName() + " (" + this.template.getGenericType() + ")");
            }
        } else {
            // keep collections not null if possible.
            try {
                if (Collection.class.isAssignableFrom(rawType)
                        || (Map.class.isAssignableFrom(rawType) && !Config.class.isAssignableFrom(rawType))) {
                    this.rawValue = YamlCollectionCreator.createCollection(rawType, 10);
                    return;
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    } else if (value instanceof Number) {
        Number num = (Number) value;
        if (primitiveRawType == byte.class) {
            num = num.byteValue();
        }
        if (primitiveRawType == short.class) {
            num = num.shortValue();
        }
        if (primitiveRawType == int.class) {
            num = num.intValue();
        }
        if (primitiveRawType == long.class) {
            num = num.longValue();
        }
        if (primitiveRawType == float.class) {
            num = num.floatValue();
        }
        if (primitiveRawType == double.class) {
            num = num.doubleValue();
        }
        this.rawValue = (T) num;
        return;
    } else {
        throw new IllegalArgumentException("Invalid object type: " + value + " in template property: "
                + this.template.getName() + " (" + this.template.getGenericType() + ")");
    }
    this.rawValue = value;
}

---

From source file:com.krawler.br.nodes.Activity.java

/**
 * converts the given object value to the given primitive type's wrapper class
 * if possible (if it is a <tt>Number</tt>)
 *
 * @param type the premitive type name, may be:
 * <ul>/* w  ww  . j a  va 2  s  . c o m*/
 * <li><tt>byte</tt>
 * <li><tt>char</tt>
 * <li><tt>short</tt>
 * <li><tt>int</tt>
 * <li><tt>long</tt>
 * <li><tt>float</tt>
 * <li><tt>double</tt>
 * </ul>
 * @param value the original value
 * @return the converted value
 */
private Object convert(String type, Object value) {
    Object val = value;

    if (value instanceof Number) {
        Number num = (Number) value;

        if (Byte.class.getCanonicalName().equals(type))
            val = new Byte(num.byteValue());
        else if (Character.class.getCanonicalName().equals(type))
            val = new Character((char) num.intValue());
        else if (Short.class.getCanonicalName().equals(type))
            val = new Short(num.shortValue());
        else if (Integer.class.getCanonicalName().equals(type))
            val = new Integer(num.intValue());
        else if (Long.class.getCanonicalName().equals(type))
            val = new Long(num.longValue());
        else if (Float.class.getCanonicalName().equals(type))
            val = new Float(num.floatValue());
        else if (Double.class.getCanonicalName().equals(type))
            val = new Double(num.doubleValue());
    }
    return val;
}

---

From source file:javadz.beanutils.locale.converters.ByteLocaleConverter.java

/**
 * Convert the specified locale-sensitive input object into an output object of the
 * specified type. This method will return values of type Byte.
 *
 * @param value The input object to be converted
 * @param pattern The pattern is used for the convertion
 * @return The converted value/*from w  ww  . j  a  va 2 s  . co m*/
 *
 * @exception org.apache.commons.beanutils.ConversionException if conversion cannot be performed
 *  successfully
 * @throws ParseException if an error occurs parsing a String to a Number
 */
protected Object parse(Object value, String pattern) throws ParseException {
    final Number parsed = (Number) super.parse(value, pattern);
    if (parsed.longValue() != parsed.byteValue()) {
        throw new ConversionException("Supplied number is not of type Byte: " + parsed.longValue());
    }
    // now returns property Byte
    return new Byte(parsed.byteValue());
}

---

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  v a2s  . 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());
}

---

From source file:net.sf.jasperreports.engine.data.JRAbstractTextDataSource.java

protected Object convertNumber(Number number, Class<?> valueClass) throws JRException {
    Number value = null;//  ww  w . j  a v a2  s  .  c o m
    if (valueClass.equals(Byte.class)) {
        value = number.byteValue();
    } else if (valueClass.equals(Short.class)) {
        value = number.shortValue();
    } else if (valueClass.equals(Integer.class)) {
        value = number.intValue();
    } else if (valueClass.equals(Long.class)) {
        value = number.longValue();
    } else if (valueClass.equals(Float.class)) {
        value = number.floatValue();
    } else if (valueClass.equals(Double.class)) {
        value = 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(EXCEPTION_MESSAGE_KEY_UNKNOWN_NUMBER_TYPE, new Object[] { valueClass.getName() });
    }
    return value;
}

---

From source file:MutableByte.java

/**
 * Adds a value./* ww w. j av a2 s .  c  o  m*/
 * 
 * @param operand
 *            the value to add
 * @throws NullPointerException
 *             if the object is null
 *
 * @since Commons Lang 2.2
 */
public void add(Number operand) {
    this.value += operand.byteValue();
}

---

From source file:MutableByte.java

/**
 * Subtracts a value./*from  ww w . j  av a  2s  .c  o m*/
 * 
 * @param operand
 *            the value to add
 * @throws NullPointerException
 *             if the object is null
 *
 * @since Commons Lang 2.2
 */
public void subtract(Number operand) {
    this.value -= operand.byteValue();
}

---

From source file:MutableByte.java

/**
 * Constructs a new MutableByte with the specified value.
 * /*from  w  ww  .j  ava  2s.co  m*/
 * @param value
 *            a value.
 * @throws NullPointerException
 *             if the object is null
 */
public MutableByte(Number value) {
    super();
    this.value = value.byteValue();
}

---

From source file:org.red5.io.utils.ConversionUtils.java

/**
 * Convert number to primitive wrapper like Boolean or Float
 * //from   w  w w.j  a  v  a2s .c o m
 * @param num
 *            Number to conver
 * @param wrapper
 *            Primitive wrapper type
 * @return Converted object
 */
public static Object convertNumberToWrapper(Number num, Class<?> wrapper) {
    //XXX Paul: Using valueOf will reduce object creation
    if (wrapper.equals(String.class)) {
        return num.toString();
    } else if (wrapper.equals(Boolean.class)) {
        return Boolean.valueOf(num.intValue() == 1);
    } else if (wrapper.equals(Double.class)) {
        return Double.valueOf(num.doubleValue());
    } else if (wrapper.equals(Long.class)) {
        return Long.valueOf(num.longValue());
    } else if (wrapper.equals(Float.class)) {
        return Float.valueOf(num.floatValue());
    } else if (wrapper.equals(Integer.class)) {
        return Integer.valueOf(num.intValue());
    } else if (wrapper.equals(Short.class)) {
        return Short.valueOf(num.shortValue());
    } else if (wrapper.equals(Byte.class)) {
        return Byte.valueOf(num.byteValue());
    }
    throw new ConversionException(String.format("Unable to convert number to: %s", wrapper));
}

---

From source file:org.apache.sqoop.mapreduce.hcat.SqoopHCatExportHelper.java

private Object convertNumberTypes(Object val, String javaColType) {
    Number n = (Number) val;
    if (javaColType.equals(BYTE_TYPE)) {
        return n.byteValue();
    } else if (javaColType.equals(SHORT_TYPE)) {
        return n.shortValue();
    } else if (javaColType.equals(INTEGER_TYPE)) {
        return n.intValue();
    } else if (javaColType.equals(LONG_TYPE)) {
        return n.longValue();
    } else if (javaColType.equals(FLOAT_TYPE)) {
        return n.floatValue();
    } else if (javaColType.equals(DOUBLE_TYPE)) {
        return n.doubleValue();
    } else if (javaColType.equals(BIG_DECIMAL_TYPE)) {
        return new BigDecimal(n.doubleValue());
    } else if (javaColType.equals(BOOLEAN_TYPE)) {
        return n.byteValue() == 0 ? Boolean.FALSE : Boolean.TRUE;
    } else if (javaColType.equals(STRING_TYPE)) {
        return n.toString();
    }/*  w ww. j a  v a  2s.c  o m*/
    return null;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• »