Package org.apache.commons.crypto.utils

Class Transformation

java.lang.Object

org.apache.commons.crypto.utils.Transformation

public class Transformation
extends java.lang.Object

Transformation algorithm, mode and padding, in the format "Algorithm/Mode/Padding", for example "AES/CBC/NoPadding".

Since:

1.2.0

Field Summary

Fields

Modifier and Type	Field	Description
private java.lang.String	algorithm
private java.lang.String	mode
private Padding	padding
private static int	T_DELIM_PARTS
private static java.lang.String	T_DELIM_REGEX

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Transformation(java.lang.String algorithm, java.lang.String mode, java.lang.String padding)	Constructs a new instance.
private	Transformation(java.lang.String algorithm, java.lang.String mode, Padding padding)	Constructs a new instance.

Method Summary

Modifier and Type	Method	Description
java.lang.String	getAlgorithm()	Gets the algorithm.
java.lang.String	getMode()	Gets the mode.
Padding	getPadding()	Gets the padding.
static Transformation	parse(java.lang.String transformation)	Parses a transformation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

T_DELIM_PARTS

private static final int T_DELIM_PARTS

See Also:

Constant Field Values

T_DELIM_REGEX

private static final java.lang.String T_DELIM_REGEX

See Also:

Constant Field Values

algorithm

private final java.lang.String algorithm

mode

private final java.lang.String mode

padding

private final Padding padding

Constructor Detail

Transformation

private Transformation(java.lang.String algorithm,
                       java.lang.String mode,
                       Padding padding)

Constructs a new instance.

Parameters:

algorithm - the algorithm name

mode - the mode name

padding - the padding name

Transformation

private Transformation(java.lang.String algorithm,
                       java.lang.String mode,
                       java.lang.String padding)
                throws javax.crypto.NoSuchPaddingException

Constructs a new instance.

Parameters:

algorithm - the algorithm name

mode - the mode name

padding - the padding name

Throws:

javax.crypto.NoSuchPaddingException - Thrown when the padding is unsupported.

Method Detail

parse

public static Transformation parse(java.lang.String transformation)
                            throws java.security.NoSuchAlgorithmException,
                                   javax.crypto.NoSuchPaddingException

Parses a transformation.

Parameters:

transformation - current transformation

Returns:

the Transformation

Throws:

java.security.NoSuchAlgorithmException - if the algorithm is not supported

javax.crypto.NoSuchPaddingException - Thrown when the padding is unsupported.

getAlgorithm

public java.lang.String getAlgorithm()

Gets the algorithm.

Returns:

the algorithm.

getMode

public java.lang.String getMode()

Gets the mode.

Returns:

the mode.

getPadding

public Padding getPadding()

Gets the padding.

Returns:

the padding.