Package org.picketbox.util

Class EncryptionUtil

java.lang.Object

org.picketbox.util.EncryptionUtil

public class EncryptionUtil
extends Object

Encryption/Decryption utility

Since:

Aug 12, 2011

Author:

Anil.Saldhana@redhat.com

Constructor Summary

Constructors

Constructor	Description
EncryptionUtil(String encryptionAlgorithm, int keySize)

Method Summary

Modifier and Type	Method	Description
byte[]	decrypt(byte[] encryptedData, KeyPair keypair, SecretKey key)
byte[]	decrypt(byte[] encryptedData, KeyPair keypair, SecretKeySpec keySpec)
byte[]	decrypt(byte[] encryptedData, SecretKeySpec keySpec)
byte[]	encrypt(byte[] data, PublicKey publicKey, SecretKey key)
byte[]	encrypt(byte[] data, SecretKey key)
SecretKey	generateKey()

Methods inherited from class java.lang.Object

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

Constructor Detail

EncryptionUtil

public EncryptionUtil(String encryptionAlgorithm,
                      int keySize)

Method Detail

generateKey

public SecretKey generateKey()
                      throws NoSuchAlgorithmException

Throws:

NoSuchAlgorithmException

encrypt

public byte[] encrypt(byte[] data,
                      PublicKey publicKey,
                      SecretKey key)
               throws Exception

Throws:

Exception

decrypt

public byte[] decrypt(byte[] encryptedData,
                      KeyPair keypair,
                      SecretKeySpec keySpec)
               throws Exception

Throws:

Exception

decrypt

public byte[] decrypt(byte[] encryptedData,
                      KeyPair keypair,
                      SecretKey key)
               throws Exception

Throws:

Exception

encrypt

public byte[] encrypt(byte[] data,
                      SecretKey key)
               throws Exception

Throws:

Exception

decrypt

public byte[] decrypt(byte[] encryptedData,
                      SecretKeySpec keySpec)
               throws Exception

Throws:

Exception