org.apache.hadoop.hbase.io.crypto.aes

Class AESEncryptor

java.lang.Object

org.apache.hadoop.hbase.io.crypto.aes.AESEncryptor

All Implemented Interfaces:

Encryptor

@InterfaceAudience.Private
 @InterfaceStability.Evolving
public class AESEncryptor
extends Object
implements Encryptor

Field Summary

Fields

Modifier and Type	Field and Description
private Cipher	cipher
private boolean	initialized
private byte[]	iv
private Key	key
private SecureRandom	rng

Constructor Summary

Constructors

Constructor and Description
AESEncryptor(Cipher cipher, SecureRandom rng)

Method Summary

Modifier and Type	Method and Description
OutputStream	createEncryptionStream(OutputStream out) Create a stream for encryption
int	getBlockSize() Get the cipher's internal block size
(package private) Cipher	getCipher()
byte[]	getIv() Get the initialization vector
int	getIvLength() Get the expected length for the initialization vector
protected void	init()
void	reset() Reset state, reinitialize with the key and iv
void	setIv(byte[] iv) Set the initialization vector
void	setKey(Key key) Set the secret key

Methods inherited from class java.lang.Object

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

Field Detail

cipher

private Cipher cipher

rng

private SecureRandom rng

key

private Key key

iv

private byte[] iv

initialized

private boolean initialized

Constructor Detail

AESEncryptor

public AESEncryptor(Cipher cipher,
                    SecureRandom rng)

Method Detail

getCipher

Cipher getCipher()

setKey

public void setKey(Key key)

Description copied from interface: Encryptor

Set the secret key

Specified by:

setKey in interface Encryptor

getIvLength

public int getIvLength()

Description copied from interface: Encryptor

Get the expected length for the initialization vector

Specified by:

getIvLength in interface Encryptor

Returns:

the expected length for the initialization vector

getBlockSize

public int getBlockSize()

Description copied from interface: Encryptor

Get the cipher's internal block size

Specified by:

getBlockSize in interface Encryptor

Returns:

the cipher's internal block size

getIv

public byte[] getIv()

Description copied from interface: Encryptor

Get the initialization vector

Specified by:

getIv in interface Encryptor

setIv

public void setIv(byte[] iv)

Description copied from interface: Encryptor

Set the initialization vector

Specified by:

setIv in interface Encryptor

createEncryptionStream

public OutputStream createEncryptionStream(OutputStream out)

Description copied from interface: Encryptor

Create a stream for encryption

Specified by:

createEncryptionStream in interface Encryptor

reset

public void reset()

Description copied from interface: Encryptor

Reset state, reinitialize with the key and iv

Specified by:

reset in interface Encryptor

init

protected void init()