Package de.narimo.georepo.server.tools

Class AESGenerator

java.lang.Object

de.narimo.georepo.server.tools.AESGenerator

public class AESGenerator
extends Object

Constructor Summary

Constructors

Constructor	Description
AESGenerator(String password, String salt)
AESGenerator(javax.servlet.ServletContext ctx)

Method Summary

Modifier and Type	Method	Description
String	decrypt(String encryptedText)	Decrypts an encrypted string.
String	encrypt(String text)	Encrypts an input text, returning the encrypted string, prepended by the IV.
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Constructor Detail

AESGenerator

public AESGenerator(javax.servlet.ServletContext ctx)
             throws NoSuchAlgorithmException,
                    InvalidKeySpecException

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

AESGenerator

public AESGenerator(String password,
                    String salt)
             throws NoSuchAlgorithmException,
                    InvalidKeySpecException

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

Method Detail

encrypt

public String encrypt(String text)
               throws NoSuchAlgorithmException,
                      InvalidKeySpecException,
                      InvalidKeyException,
                      NoSuchPaddingException,
                      InvalidAlgorithmParameterException,
                      BadPaddingException,
                      IllegalBlockSizeException

Encrypts an input text, returning the encrypted string, prepended by the IV.

Parameters:

text -

Returns:

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

InvalidKeyException

NoSuchPaddingException

InvalidAlgorithmParameterException

BadPaddingException

IllegalBlockSizeException

decrypt

public String decrypt(String encryptedText)
               throws NoSuchAlgorithmException,
                      InvalidKeySpecException,
                      InvalidKeyException,
                      NoSuchPaddingException,
                      InvalidAlgorithmParameterException,
                      BadPaddingException,
                      IllegalBlockSizeException

Decrypts an encrypted string. Assumes that the encrypted string is prepended by its IV.

Parameters:

encryptedText -

Returns:

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

InvalidKeyException

NoSuchPaddingException

InvalidAlgorithmParameterException

BadPaddingException

IllegalBlockSizeException

main

public static void main(String[] args)
                 throws InvalidKeyException,
                        NoSuchPaddingException,
                        InvalidAlgorithmParameterException,
                        BadPaddingException,
                        IllegalBlockSizeException,
                        NoSuchAlgorithmException,
                        InvalidKeySpecException,
                        UnsupportedEncodingException

Throws:

InvalidKeyException

NoSuchPaddingException

InvalidAlgorithmParameterException

BadPaddingException

IllegalBlockSizeException

NoSuchAlgorithmException

InvalidKeySpecException

UnsupportedEncodingException