org.antfarmer.ejce.parameter

Class AbstractStreamCipherParameters<T extends AbstractStreamCipherParameters<T>>

java.lang.Object

org.antfarmer.ejce.parameter.AbstractAlgorithmParameters<T>

org.antfarmer.ejce.parameter.AbstractSymmetricAlgorithmParameters<T>

org.antfarmer.ejce.parameter.AbstractStreamCipherParameters<T>

Type Parameters:

T - the concrete type of this object.

All Implemented Interfaces:

AlgorithmParameters<T>, SymmetricAlgorithmParameters<T>

Direct Known Subclasses:

Rc4Parameters

public abstract class AbstractStreamCipherParameters<T extends AbstractStreamCipherParameters<T>>
extends AbstractSymmetricAlgorithmParameters<T>

Abstract AlgorithmParameters class for stream cipher encryption algorithms.

Field Summary

Fields inherited from class org.antfarmer.ejce.parameter.AbstractAlgorithmParameters

KEY_SIZE_128, KEY_SIZE_192, KEY_SIZE_256, MAC_ALGORITHM_HMAC_MD5, MAC_ALGORITHM_HMAC_SHA1, MAC_ALGORITHM_HMAC_SHA224, MAC_ALGORITHM_HMAC_SHA256, MAC_ALGORITHM_HMAC_SHA3_224, MAC_ALGORITHM_HMAC_SHA3_256, MAC_ALGORITHM_HMAC_SHA3_384, MAC_ALGORITHM_HMAC_SHA3_512, MAC_ALGORITHM_HMAC_SHA384, MAC_ALGORITHM_HMAC_SHA512, MAC_ALGORITHM_HMAC_SHA512_224, MAC_ALGORITHM_HMAC_SHA512_256, MAC_KEY_SIZE_128, MAC_KEY_SIZE_160

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractStreamCipherParameters() Initializes the AbstractStreamCipherParameters.
protected	AbstractStreamCipherParameters(TextEncoder textEncoder) Initializes the AbstractStreamCipherParameters with a TextEncoder which is used to decode the key when set as a string.

Method Summary

Modifier and Type	Method and Description
AlgorithmParameterSpec	getParameterSpec(byte[] messageData) Returns an algorithm-specific AlgorithmParameterSpec object used to hold algorithm parameters such as an initialization vector or salt from the enciphered message.
int	getParameterSpecSize() Returns the algorithm parameter data size.
String	getTransformation() Returns the transformation value.

Methods inherited from class org.antfarmer.ejce.parameter.AbstractSymmetricAlgorithmParameters

generateKeyData, getDecryptionKey, getKey, loadKey, setKey, setKey, setKey, setKeyLoader

Methods inherited from class org.antfarmer.ejce.parameter.AbstractAlgorithmParameters

createParameterSpec, generateParameterSpecData, getAlgorithm, getDefaultAlgorithm, getDefaultKeySize, getEncryptionKey, getKeySize, getMacAlgorithm, getMacKey, getMacKeySize, getProvider, getProviderName, hasDecryptionKey, hasEncryptionKey, parseAndVerifySalt, setAlgorithm, setDecryptionKey, setDecryptionKey, setDecryptionKey, setDecryptionKeyLoader, setEncryptionKey, setEncryptionKey, setEncryptionKey, setEncryptionKeyLoader, setKeySize, setMacAlgorithm, setMacKey, setMacKey, setMacKey, setMacKeyLoader, setMacKeySize, setProvider, setProviderName, setSaltGenerator, setSaltMatcher

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.antfarmer.ejce.parameter.AlgorithmParameters

createParameterSpec, generateParameterSpecData, getAlgorithm, getEncryptionKey, getKeySize, getMacAlgorithm, getMacKey, getMacKeySize, getProvider, getProviderName, setKeySize, setMacAlgorithm, setMacKey, setMacKey, setMacKey, setMacKeyLoader, setMacKeySize, setProvider, setProviderName, setSaltGenerator, setSaltMatcher

Constructor Detail

AbstractStreamCipherParameters

protected AbstractStreamCipherParameters()

Initializes the AbstractStreamCipherParameters.

AbstractStreamCipherParameters

protected AbstractStreamCipherParameters(TextEncoder textEncoder)

Initializes the AbstractStreamCipherParameters with a TextEncoder which is used to decode the key when set as a string.

Parameters:

textEncoder - the TextEncoder

Method Detail

getTransformation

public String getTransformation()

Returns the transformation value.

Returns:

the transformation.

getParameterSpecSize

public int getParameterSpecSize()

Returns the algorithm parameter data size.

Returns:

the algorithm parameter data size.

getParameterSpec

public AlgorithmParameterSpec getParameterSpec(byte[] messageData)
                                        throws GeneralSecurityException

Returns an algorithm-specific AlgorithmParameterSpec object used to hold algorithm parameters such as an initialization vector or salt from the enciphered message.

Parameters:

messageData - the message data byte array which holds the parameter data

Returns:

an algorithm-specific AlgorithmParameterSpec object

Throws:

GeneralSecurityException - GeneralSecurityException