org.moremotion.security
Interface Encryptor

All Known Implementing Classes:

DefaultEncryptor

public interface Encryptor

Version:

$Id: Encryptor.java 550 2010-03-10 10:15:41Z erkan $

Method Summary

java.lang.String	decrypt(java.lang.String str, java.lang.String key) Decrypts the given string.
java.lang.String	encrypt(java.lang.String str, java.lang.String key) Encrypts the given string in to a decryptable string.
boolean	isEncrypted(java.lang.String str, java.lang.String key) Checks if the given string is encrypted.
java.lang.String	oneWayEncrypt(java.lang.String str) Encrypts the given string in to a non-decryptable string.
java.lang.String	oneWayEncrypt(java.lang.String str, java.lang.String challenge) Encrypts the given string in to a non-decryptable string.

Method Detail

oneWayEncrypt

java.lang.String oneWayEncrypt(java.lang.String str)

Encrypts the given string in to a non-decryptable string. This method is typically used for password encryptions.

Parameters:

str - The string to encrypt.

Returns:

Encrypted string which can not be decrypted.

oneWayEncrypt

java.lang.String oneWayEncrypt(java.lang.String str,
                               java.lang.String challenge)

Encrypts the given string in to a non-decryptable string. This method is typically used for password encryptions.

Parameters:

str - The string to encrypt.

challenge - The challenge string.

Returns:

Encrypted string which can not be decrypted.

encrypt

java.lang.String encrypt(java.lang.String str,
                         java.lang.String key)

Encrypts the given string in to a decryptable string.

Parameters:

str - The string to encrypt.

key - The encryption key to be used during encryption.

Returns:

Encrypted string which can be decrypted.

decrypt

java.lang.String decrypt(java.lang.String str,
                         java.lang.String key)
                         throws DecryptionException

Decrypts the given string.

Parameters:

str - The encrypted string to decrypt.

key - The encryption key used during encryption.

Returns:

The decrypted string.

Throws:

DecryptionException - if decrytion fails

isEncrypted

boolean isEncrypted(java.lang.String str,
                    java.lang.String key)

Checks if the given string is encrypted.

Parameters:

str - The string to check

key - The encryption key used during encryption.

Returns:

true if the given string is an encrypted string false otherwise