de.unkrig.commons.lang.crypto

Interface Decryptor

All Superinterfaces:

Destroyable

All Known Subinterfaces:

Cryptor

public interface Decryptor
extends Destroyable

This interface transforms a byte array such that it equals the original data which was previously encrypted with the "right" Encryptor.

See Also:

For decrypting strings rather than byte arrays

Method Summary

Modifier and Type	Method and Description
byte[]	decrypt(byte[] encrypted) Decrypts the encrypted byte array and fills it with zeros.

Methods inherited from interface javax.security.auth.Destroyable

destroy, isDestroyed

Method Detail

decrypt

byte[] decrypt(byte[] encrypted)
        throws WrongKeyException

Decrypts the encrypted byte array and fills it with zeros.

If the encrypted data was not generated with the "right" Encryptor, then this method either returns garbled data, or throws a WrongKeyException.

Returns:

The decrypted data

Throws:

WrongKeyException - The decryption key is wrong