org.mule.runtime.core.security

Class AbstractJCEEncryptionStrategy

java.lang.Object

org.mule.runtime.core.security.AbstractNamedEncryptionStrategy

org.mule.runtime.core.security.AbstractJCEEncryptionStrategy

All Implemented Interfaces:

org.mule.runtime.api.lifecycle.Initialisable, org.mule.runtime.api.meta.NamedObject, EncryptionStrategy

Direct Known Subclasses:

PasswordBasedEncryptionStrategy, SecretKeyEncryptionStrategy

public abstract class AbstractJCEEncryptionStrategy
extends AbstractNamedEncryptionStrategy

A JCE based encryption strategy. It also provides base64 encoding of encrypted/decrypted data by setting the base64encoding attribute.

Field Summary

Fields

Modifier and Type	Field and Description
protected String	algorithm
protected boolean	base64Encoding
protected Cipher	decryptCipher
protected Cipher	encryptCipher
protected KeySpec	keySpec
protected org.slf4j.Logger	logger logger used by this class
protected SecretKey	secretKey

Fields inherited from interface org.mule.runtime.api.lifecycle.Initialisable

PHASE_NAME

Constructor Summary

Constructors

Constructor and Description
AbstractJCEEncryptionStrategy()

Method Summary

Modifier and Type	Method and Description
protected abstract AlgorithmParameterSpec	createAlgorithmParameterSpec()
protected void	createAndInitCiphers()
protected abstract KeySpec	createKeySpec()
byte[]	decrypt(byte[] data, Object info) Decrypts the given data using this encryption strategy
InputStream	decrypt(InputStream data, Object info) Decrypts the given data using this encryption strategy
byte[]	encrypt(byte[] data, Object info) Encrypts the given data using this encryption strategy
InputStream	encrypt(InputStream data, Object info) Encrypts the given data using this encryption strategy
String	getAlgorithm()
protected abstract SecretKey	getSecretKey()
void	initialise()
boolean	isBase64Encoding()
void	setAlgorithm(String algorithm)
void	setBase64Encoding(boolean base64Encoding)
String	toString()

Methods inherited from class org.mule.runtime.core.security.AbstractNamedEncryptionStrategy

getName, setName

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected transient org.slf4j.Logger logger

logger used by this class

keySpec

protected KeySpec keySpec

secretKey

protected SecretKey secretKey

encryptCipher

protected Cipher encryptCipher

decryptCipher

protected Cipher decryptCipher

algorithm

protected String algorithm

base64Encoding

protected boolean base64Encoding

Constructor Detail

AbstractJCEEncryptionStrategy

public AbstractJCEEncryptionStrategy()

Method Detail

initialise

public void initialise()
                throws org.mule.runtime.api.lifecycle.InitialisationException

Throws:

org.mule.runtime.api.lifecycle.InitialisationException

createAndInitCiphers

protected void createAndInitCiphers()
                             throws GeneralSecurityException

Throws:

GeneralSecurityException

getSecretKey

protected abstract SecretKey getSecretKey()
                                   throws GeneralSecurityException

Throws:

GeneralSecurityException

encrypt

public InputStream encrypt(InputStream data,
                           Object info)
                    throws CryptoFailureException

Description copied from interface: EncryptionStrategy

Encrypts the given data using this encryption strategy

Parameters:

data - an InputStream providing the data to encrypt

info - information relevant with the encryption method being used

Returns:

an InputStream with the data encrypted

Throws:

CryptoFailureException - if an error occurs while encrypting

decrypt

public InputStream decrypt(InputStream data,
                           Object info)
                    throws CryptoFailureException

Description copied from interface: EncryptionStrategy

Decrypts the given data using this encryption strategy

Parameters:

data - an InputStream providing the data to decrypt

info - information relevant with the encryption method used

Returns:

an InputStream with the data decrypted

Throws:

CryptoFailureException - if an error occurs while decrypting

encrypt

public byte[] encrypt(byte[] data,
                      Object info)
               throws CryptoFailureException

Description copied from interface: EncryptionStrategy

Encrypts the given data using this encryption strategy

Specified by:

encrypt in interface EncryptionStrategy

Overrides:

encrypt in class AbstractNamedEncryptionStrategy

Parameters:

data - the data to encrypt

info - information relevant with the encryption method being used

Returns:

the encrypted data

Throws:

CryptoFailureException - if an error occurs while encrypting

decrypt

public byte[] decrypt(byte[] data,
                      Object info)
               throws CryptoFailureException

Description copied from interface: EncryptionStrategy

Decrypts the given data using this encryption strategy

Specified by:

decrypt in interface EncryptionStrategy

Overrides:

decrypt in class AbstractNamedEncryptionStrategy

Parameters:

data - the data to decrypt

info - information relevant with the encryption method used

Returns:

the decrypt data

Throws:

CryptoFailureException - if an error occurs while decrypting

getAlgorithm

public String getAlgorithm()

setAlgorithm

public void setAlgorithm(String algorithm)

toString

public String toString()

Overrides:

toString in class Object

isBase64Encoding

public boolean isBase64Encoding()

setBase64Encoding

public void setBase64Encoding(boolean base64Encoding)

createKeySpec

protected abstract KeySpec createKeySpec()

createAlgorithmParameterSpec

protected abstract AlgorithmParameterSpec createAlgorithmParameterSpec()