net.lenni0451.commons.crypto

Class AESEncryption

java.lang.Object

net.lenni0451.commons.crypto.AESEncryption

public class AESEncryption
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AESEncryption.Settings

Constructor Summary

Constructors

Constructor and Description
AESEncryption()
AESEncryption(AESEncryption.Settings settings)

Method Summary

Modifier and Type	Method and Description
byte[]	decrypt(byte[] key, byte[] data) Decrypt the data with the given key.
void	decrypt(byte[] key, java.io.InputStream in, java.io.OutputStream out) Read and decrypt the data from the input stream and write it to the output stream.
byte[]	encrypt(byte[] key, byte[] data) Encrypt the data with the given key.
void	encrypt(byte[] key, java.io.InputStream in, java.io.OutputStream out) Read and encrypt the data from the input stream and write it to the output stream.

Methods inherited from class java.lang.Object

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

Constructor Detail

AESEncryption

public AESEncryption()

AESEncryption

public AESEncryption(AESEncryption.Settings settings)

Method Detail

encrypt

public byte[] encrypt(byte[] key,
                      byte[] data)
               throws java.security.NoSuchAlgorithmException,
                      java.security.spec.InvalidKeySpecException,
                      javax.crypto.NoSuchPaddingException,
                      java.security.InvalidAlgorithmParameterException,
                      java.security.InvalidKeyException,
                      java.io.IOException,
                      javax.crypto.IllegalBlockSizeException,
                      javax.crypto.BadPaddingException

Encrypt the data with the given key.

Parameters:

key - The key to encrypt the data

data - The data to encrypt

Returns:

The encrypted data

Throws:

java.security.NoSuchAlgorithmException - If the algorithm is not supported

java.security.spec.InvalidKeySpecException - If the key specification is invalid

javax.crypto.NoSuchPaddingException - If the padding is not supported

java.security.InvalidAlgorithmParameterException - If the algorithm parameters are invalid

java.security.InvalidKeyException - If the key is invalid

java.io.IOException - If an I/O error occurs

javax.crypto.IllegalBlockSizeException - If the block size is invalid

javax.crypto.BadPaddingException - If the padding is invalid

encrypt

public void encrypt(byte[] key,
                    @WillNotClose
                    java.io.InputStream in,
                    @WillNotClose
                    java.io.OutputStream out)
             throws java.security.NoSuchAlgorithmException,
                    java.security.spec.InvalidKeySpecException,
                    javax.crypto.NoSuchPaddingException,
                    java.security.InvalidAlgorithmParameterException,
                    java.security.InvalidKeyException,
                    java.io.IOException,
                    javax.crypto.IllegalBlockSizeException,
                    javax.crypto.BadPaddingException

Read and encrypt the data from the input stream and write it to the output stream.

Parameters:

key - The key to encrypt the data

in - The input stream to read the data from

out - The output stream to write the encrypted data to

Throws:

java.security.NoSuchAlgorithmException - If the algorithm is not supported

java.security.spec.InvalidKeySpecException - If the key specification is invalid

javax.crypto.NoSuchPaddingException - If the padding is not supported

java.security.InvalidAlgorithmParameterException - If the algorithm parameters are invalid

java.security.InvalidKeyException - If the key is invalid

java.io.IOException - If an I/O error occurs

javax.crypto.IllegalBlockSizeException - If the block size is invalid

javax.crypto.BadPaddingException - If the padding is invalid

decrypt

public byte[] decrypt(byte[] key,
                      byte[] data)
               throws java.io.IOException,
                      java.security.NoSuchAlgorithmException,
                      java.security.spec.InvalidKeySpecException,
                      javax.crypto.NoSuchPaddingException,
                      java.security.InvalidAlgorithmParameterException,
                      java.security.InvalidKeyException,
                      javax.crypto.IllegalBlockSizeException,
                      javax.crypto.BadPaddingException

Decrypt the data with the given key.

Parameters:

key - The key to decrypt the data

data - The data to decrypt

Returns:

The decrypted data

Throws:

java.io.IOException - If an I/O error occurs

java.security.NoSuchAlgorithmException - If the algorithm is not supported

java.security.spec.InvalidKeySpecException - If the key specification is invalid

javax.crypto.NoSuchPaddingException - If the padding is not supported

java.security.InvalidAlgorithmParameterException - If the algorithm parameters are invalid

java.security.InvalidKeyException - If the key is invalid

javax.crypto.IllegalBlockSizeException - If the block size is invalid

javax.crypto.BadPaddingException - If the padding is invalid

decrypt

public void decrypt(byte[] key,
                    @WillNotClose
                    java.io.InputStream in,
                    @WillNotClose
                    java.io.OutputStream out)
             throws java.io.IOException,
                    java.security.NoSuchAlgorithmException,
                    java.security.spec.InvalidKeySpecException,
                    javax.crypto.NoSuchPaddingException,
                    java.security.InvalidAlgorithmParameterException,
                    java.security.InvalidKeyException,
                    javax.crypto.IllegalBlockSizeException,
                    javax.crypto.BadPaddingException

Read and decrypt the data from the input stream and write it to the output stream.

Parameters:

key - The key to decrypt the data

in - The input stream to read the data from

out - The output stream to write the decrypted data to

Throws:

java.io.IOException - If an I/O error occurs

java.security.NoSuchAlgorithmException - If the algorithm is not supported

java.security.spec.InvalidKeySpecException - If the key specification is invalid

javax.crypto.NoSuchPaddingException - If the padding is not supported

java.security.InvalidAlgorithmParameterException - If the algorithm parameters are invalid

java.security.InvalidKeyException - If the key is invalid

javax.crypto.IllegalBlockSizeException - If the block size is invalid

javax.crypto.BadPaddingException - If the padding is invalid