Package org.takes.facets.auth.codecs

Class CcAes

java.lang.Object

org.takes.facets.auth.codecs.CcAes

All Implemented Interfaces:

Codec

public final class CcAes
extends Object
implements Codec

AES codec which supports 128 bits key.

It's recommended to use it in conjunction with CcSigned codec, which can be applied before or after encryption.

The class is immutable and thread-safe.

Since:

0.13.8

Constructor Summary

Constructors

Constructor	Description
CcAes(Codec codec, byte[] key)	Constructor for the class.
CcAes(Codec codec, String key)	Constructor for the class.
CcAes(Codec codec, SecureRandom random, Key key)	Constructor for the class.

Method Summary

Modifier and Type	Method	Description
Identity	decode(byte[] bytes)	Decode identity from text (or throw DecodingException).
byte[]	encode(Identity identity)	Encode identity into bytes.

Methods inherited from class java.lang.Object

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

Constructor Detail

CcAes

public CcAes(Codec codec,
             String key)

Constructor for the class.

Parameters:

codec - Original codec

key - The encryption key

Since:

0.22

CcAes

public CcAes(Codec codec,
             byte[] key)

Constructor for the class.

Parameters:

codec - Original codec

key - The encryption key

CcAes

public CcAes(Codec codec,
             SecureRandom random,
             Key key)

Constructor for the class.

Parameters:

codec - Original codec

random - Random generator

key - The encryption key

Method Detail

encode

public byte[] encode(Identity identity)
              throws IOException

Description copied from interface: Codec

Encode identity into bytes.

Specified by:

encode in interface Codec

Parameters:

identity - The identity

Returns:

Text

Throws:

IOException - If fails

decode

public Identity decode(byte[] bytes)
                throws IOException

Description copied from interface: Codec

Decode identity from text (or throw DecodingException).

This method may throw DecodingException, if it's not possible to decode the incoming byte array. This exception will mean that the user can't be authenticated and Identity.ANONYMOUS object will be identified.

Specified by:

decode in interface Codec

Parameters:

bytes - Text

Returns:

Identity

Throws:

IOException - If fails