de.alpharogroup.crypto.aes

Class HexDecryptor

java.lang.Object

de.alpharogroup.crypto.aes.HexDecryptor

All Implemented Interfaces:

Decryptor

public class HexDecryptor
extends Object
implements Decryptor

Instantiates a new hex decryptor.

Constructor Summary

Constructors

Constructor and Description
HexDecryptor(String privateKey) Constructor with a private key.

Method Summary

Modifier and Type	Method and Description
String	decrypt(String encypted) Decrypt the given encrypted String.

Methods inherited from class java.lang.Object

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

Constructor Detail

HexDecryptor

public HexDecryptor(String privateKey)

Constructor with a private key.

Parameters:

privateKey - The private key.

Method Detail

decrypt

public String decrypt(String encypted)
               throws InvalidKeyException,
                      UnsupportedEncodingException,
                      NoSuchAlgorithmException,
                      NoSuchPaddingException,
                      org.apache.commons.codec.DecoderException,
                      IllegalBlockSizeException,
                      BadPaddingException

Decrypt the given encrypted String.

Specified by:

decrypt in interface Decryptor

Parameters:

encypted - The String to decrypt.

Returns:

The decrypted String

Throws:

UnsupportedEncodingException - is thrown by get the byte array of the private key String object fails.

NoSuchAlgorithmException - is thrown if instantiation of the cypher object fails.

NoSuchPaddingException - is thrown if instantiation of the cypher object fails.

InvalidKeyException - the invalid key exception is thrown if initialization of the cypher object fails.

org.apache.commons.codec.DecoderException - is thrown if an odd number or illegal of characters is supplied

IllegalBlockSizeException - is thrown if Cipher.doFinal(byte[]) fails.

BadPaddingException - is thrown if Cipher.doFinal(byte[]) fails.