Class Transformation

java.lang.Object

org.apache.commons.crypto.utils.Transformation

public class Transformation
extends 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 final String	algorithm
private final String	mode
private final Padding	padding
private static final int	T_DELIM_PARTS
private static final String	T_DELIM_REGEX

Constructor Summary

Constructors

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

Method Summary

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

Methods inherited from class Object

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

Field Details

T_DELIM_PARTS

private static final int T_DELIM_PARTS

See Also:

• Constant Field Values

T_DELIM_REGEX

private static final String T_DELIM_REGEX

See Also:

• Constant Field Values

algorithm

private final String algorithm

mode

private final String mode

padding

private final Padding padding

Constructor Details

Transformation

private Transformation(String algorithm,
 String mode,
 Padding padding)

Constructs a new instance.

Parameters:

algorithm - the algorithm name

mode - the mode name

padding - the padding name

Transformation

private Transformation(String algorithm,
 String mode,
 String padding)
                throws NoSuchPaddingException

Constructs a new instance.

Parameters:

algorithm - the algorithm name

mode - the mode name

padding - the padding name

Throws:

NoSuchPaddingException - Thrown when the padding is unsupported.

Method Details

parse

public static Transformation parse(String transformation)
                            throws NoSuchAlgorithmException,
NoSuchPaddingException

Parses a transformation.

Parameters:

transformation - current transformation

Returns:

the Transformation

Throws:

NoSuchAlgorithmException - if the algorithm is not supported

NoSuchPaddingException - Thrown when the padding is unsupported.

getAlgorithm

public String getAlgorithm()

Gets the algorithm.

Returns:

the algorithm.

getMode

public String getMode()

Gets the mode.

Returns:

the mode.

getPadding

public Padding getPadding()

Gets the padding.

Returns:

the padding.