java.lang

Class Byte

java.lang.Object

java.lang.Byte

public final class Byte
extends Object

The Byte class is the standard wrapper for byte values.

Since:

JDK1.1, CLDC 1.0

Field Summary

Fields

Modifier and Type	Field and Description
static byte	MAX_VALUE The maximum value a Byte can have.
static byte	MIN_VALUE The minimum value a Byte can have.

Constructor Summary

Constructors

Constructor and Description
Byte(byte value) Constructs a Byte object initialized to the specified byte value.

Method Summary

Methods

Modifier and Type	Method and Description
byte	byteValue() Returns the value of this Byte as a byte.
boolean	equals(Object obj) Compares this object to the specified object.
int	hashCode() Returns a hashcode for this Byte.
static byte	parseByte(String s) Assuming the specified String represents a byte, returns that byte's value.
static byte	parseByte(String s, int radix) Assuming the specified String represents a byte, returns that byte's value.
String	toString() Returns a String object representing this Byte's value.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

MIN_VALUE

public static final byte MIN_VALUE

The minimum value a Byte can have.

See Also:

Constant Field Values

MAX_VALUE

public static final byte MAX_VALUE

The maximum value a Byte can have.

See Also:

Constant Field Values

Constructor Detail

Byte

public Byte(byte value)

Constructs a Byte object initialized to the specified byte value.

Parameters:

value - the initial value of the Byte

Method Detail

parseByte

public static byte parseByte(String s)
                      throws NumberFormatException

Assuming the specified String represents a byte, returns that byte's value. Throws an exception if the String cannot be parsed as a byte. The radix is assumed to be 10.

Parameters:

s - the String containing the byte

Returns:

the parsed value of the byte

Throws:

NumberFormatException - If the string does not contain a parsable byte.

parseByte

public static byte parseByte(String s,
             int radix)
                      throws NumberFormatException

Assuming the specified String represents a byte, returns that byte's value. Throws an exception if the String cannot be parsed as a byte.

Parameters:

s - the String containing the byte

radix - the radix to be used

Returns:

the parsed value of the byte

Throws:

NumberFormatException - If the String does not contain a parsable byte.

byteValue

public byte byteValue()

Returns the value of this Byte as a byte.

Returns:

the value of this Byte as a byte.

toString

public String toString()

Returns a String object representing this Byte's value.

Overrides:

toString in class Object

Returns:

a string representation of the object.

hashCode

public int hashCode()

Returns a hashcode for this Byte.

Overrides:

hashCode in class Object

Returns:

a hash code value for this object.

See Also:

Object.equals(java.lang.Object), Hashtable

equals

public boolean equals(Object obj)

Compares this object to the specified object.

Overrides:

equals in class Object

Parameters:

obj - the object to compare with

Returns:

true if the objects are the same; false otherwise.

See Also:

Boolean.hashCode(), Hashtable