Package edu.boisestate.lowry.crypto

Enum Class KeySize

java.lang.Object

java.lang.Enum<KeySize>

edu.boisestate.lowry.crypto.KeySize

All Implemented Interfaces:

Serializable, Comparable<KeySize>, Constable

public enum KeySize
extends Enum<KeySize>

Represents the size for a symmetric secret key. Currently only 128, 192, and 256-bit key sizes are supported.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
BITS_128	128-bit (16-byte) key
BITS_192	192-bit (24-byte) key
BITS_256	256-bit (32-byte) key

Field Summary

Fields

Modifier and Type	Field	Description
final int	numBytes	The key size in bytes.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	KeySize(int numBytes)	Internal constructor for KeySize presets.

Method Summary

Modifier and Type	Method	Description
static KeySize	valueOf(String name)	Returns the enum constant of this class with the specified name.
static KeySize[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

BITS_128

public static final KeySize BITS_128

128-bit (16-byte) key

BITS_192

public static final KeySize BITS_192

192-bit (24-byte) key

BITS_256

public static final KeySize BITS_256

256-bit (32-byte) key

Field Details

numBytes

public final int numBytes

The key size in bytes.

Constructor Details

KeySize

private KeySize(int numBytes)

Internal constructor for KeySize presets.

Parameters:

numBytes - The number of bytes for the key.

Method Details

values

public static KeySize[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static KeySize valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null