wicket.util.crypt
Class AbstractCrypt

java.lang.Object
  wicket.util.crypt.AbstractCrypt

All Implemented Interfaces:

ICrypt

Direct Known Subclasses:

SunJceCrypt, TrivialCrypt

public abstract class AbstractCrypt
extends java.lang.Object
implements ICrypt

Abstract base class for JCE based ICrypt implementations.

Author:

Juergen Donnerstag

Constructor Summary

AbstractCrypt()
Constructor

Method Summary

protected abstract byte[]	crypt(byte[] input, int mode) Crypts the given byte array
java.lang.String	decrypt(java.lang.String text) Decrypts a string into a string.
java.lang.String	decryptUrlSafe(java.lang.String text) Decrypts a string into a string.
java.lang.String	encrypt(java.lang.String plainText) Encrypt a string into a string
java.lang.String	encryptUrlSafe(java.lang.String plainText) Encrypt a string into a string using URL safe Base64 encoding.
java.lang.String	getKey() Get encryption private key
void	setKey(java.lang.String key) Set encryption private key

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractCrypt

public AbstractCrypt()

Constructor

Method Detail

decrypt

public final java.lang.String decrypt(java.lang.String text)

Decrypts a string into a string.

Specified by:

decrypt in interface ICrypt

Parameters:

text - text to decript

Returns:

the decrypted text

decryptUrlSafe

public final java.lang.String decryptUrlSafe(java.lang.String text)

Decrypts a string into a string.

Specified by:

decryptUrlSafe in interface ICrypt

Parameters:

text - text to decript

Returns:

the decrypted text

encrypt

public final java.lang.String encrypt(java.lang.String plainText)

Encrypt a string into a string

Specified by:

encrypt in interface ICrypt

Parameters:

plainText - text to encrypt

Returns:

encrypted string

encryptUrlSafe

public final java.lang.String encryptUrlSafe(java.lang.String plainText)

Encrypt a string into a string using URL safe Base64 encoding.

Specified by:

encryptUrlSafe in interface ICrypt

Parameters:

plainText - text to encrypt

Returns:

encrypted string

getKey

public java.lang.String getKey()

Get encryption private key

Returns:

encryption private key

setKey

public void setKey(java.lang.String key)

Set encryption private key

Specified by:

setKey in interface ICrypt

Parameters:

key - private key to make de-/encryption unique

crypt

protected abstract byte[] crypt(byte[] input,
                                int mode)
                         throws java.security.GeneralSecurityException

Crypts the given byte array

Parameters:

input - byte array to be crypted

mode - crypt mode

Returns:

the input crypted. Null in case of an error

Throws:

java.security.GeneralSecurityException