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Class java.lang.Number 

java.lang.Object
   |
   +----java.lang.Number
public class Number
extends Object
implements Serializable
The abstract class Number is the superclass of classes Byte, Double, Float, Integer, Long, and Short.

Subclasses of Number must provide methods to convert the represented numeric value to byte, double, float, int, long, and short.

See Also:
Byte, Double, Float, Integer, Long, Short

Constructor Index

o Number()

Method Index

o byteValue()
Returns the value of the specified number as a byte.
o doubleValue()
Returns the value of the specified number as a double.
o floatValue()
Returns the value of the specified number as a float.
o intValue()
Returns the value of the specified number as an int.
o longValue()
Returns the value of the specified number as a long.
o shortValue()
Returns the value of the specified number as a short.

Constructors

o Number 
    method Number() public

Methods

o intValue 
    method intValue() returns int public abstract
Returns the value of the specified number as an int. This may involve rounding.

Returns:
the numeric value represented by this object after conversion to type int.
o longValue 
    method longValue() returns long public abstract
Returns the value of the specified number as a long. This may involve rounding.

Returns:
the numeric value represented by this object after conversion to type long.
o floatValue 
    method floatValue() returns float public abstract
Returns the value of the specified number as a float. This may involve rounding.

Returns:
the numeric value represented by this object after conversion to type float.
o doubleValue 
    method doubleValue() returns double public abstract
Returns the value of the specified number as a double. This may involve rounding.

Returns:
the numeric value represented by this object after conversion to type double.
o byteValue 
    method byteValue() returns byte public
Returns the value of the specified number as a byte. This may involve rounding or truncation.

Returns:
the numeric value represented by this object after conversion to type byte.
o shortValue 
    method shortValue() returns short public
Returns the value of the specified number as a short. This may involve rounding or truncation.

Returns:
the numeric value represented by this object after conversion to type short. 
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