Package com.sun.xml.ws.security.opt.impl.enc

Class CryptoProcessor

java.lang.Object

com.sun.xml.ws.security.opt.impl.enc.CryptoProcessor

Direct Known Subclasses:

DataEncryptionProcessor, KeyEncryptionProcessor

public class CryptoProcessor
extends Object

Author:

K.Venugopal@sun.com, Abhijit.Das@Sun.COM

Field Summary

Fields

Modifier and Type	Field	Description
protected Cipher	cipher
protected Data	data
protected Key	key

Constructor Summary

Constructors

Constructor	Description
CryptoProcessor()
CryptoProcessor(int mode, String algo, Key key)
CryptoProcessor(int mode, String algo, Key dk, Key key)
CryptoProcessor(int mode, String algo, Data ed, Key key)	Creates a new instance of EncryptionProcessor

Method Summary

Modifier and Type	Method	Description
protected String	convertAlgURIToTransformation(String algorithmURI)	Convert algorithm URI to actual transformation (DES/CBC/PKCS5Padding)
byte[]	decryptData(byte[] encryptedContent)	decrypts the encryptedContent which a byte[]
InputStream	decryptData(InputStream is)	decrypts the given data which is of the form InputStream
Key	decryptKey(byte[] encryptedKey, String encAlgo)	decrypts the encrypted key which is a byte[] with encAlgo algorithm
void	encrypt(OutputStream outputStream)	encrypts outputStream
byte[]	encryptData(byte[] cipherInput)	initialises the Cipher and encrypts the data which is a byte[] and returns the encrypted data
void	encryptData(OutputStream eos)	initialises the Cipher and encrypts the data which is a OutputStream and writes the encrypted data into the data member
void	encryptKey(OutputStream outputStream)	wraps the data encryption key to byte[] and writes it to output stream
protected String	getAlgorithm()
byte[]	getCipherValueOfEK()	wraps the data encryption key .
protected Key	getKey()
protected void	initCipher()	creates an instance of javax.crypto.Cipher class and inits it .
void	setEncryptedDataCV(byte[] cv)

Methods inherited from class java.lang.Object

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

Field Details

cipher

protected Cipher cipher

key

protected Key key

data

protected Data data

Constructor Details

CryptoProcessor

public CryptoProcessor()

CryptoProcessor

public CryptoProcessor(int mode,
 String algo,
 Data ed,
 Key key)
                throws com.sun.xml.wss.XWSSecurityException

Creates a new instance of EncryptionProcessor

Throws:

com.sun.xml.wss.XWSSecurityException

CryptoProcessor

public CryptoProcessor(int mode,
 String algo,
 Key dk,
 Key key)
                throws com.sun.xml.wss.XWSSecurityException

Throws:

com.sun.xml.wss.XWSSecurityException

CryptoProcessor

public CryptoProcessor(int mode,
 String algo,
 Key key)
                throws com.sun.xml.wss.XWSSecurityException

Throws:

com.sun.xml.wss.XWSSecurityException

Method Details

initCipher

protected void initCipher()
                   throws NoSuchAlgorithmException,
NoSuchPaddingException,
InvalidKeyException

creates an instance of javax.crypto.Cipher class and inits it .

Throws:

NoSuchAlgorithmException

NoSuchPaddingException

InvalidKeyException

getAlgorithm

protected String getAlgorithm()

convertAlgURIToTransformation

protected String convertAlgURIToTransformation(String algorithmURI)

Convert algorithm URI to actual transformation (DES/CBC/PKCS5Padding)

Parameters:

algorithmURI -

Returns:

String representing transforms

getKey

protected Key getKey()

encrypt

public void encrypt(OutputStream outputStream)
             throws IOException

encrypts outputStream

Parameters:

outputStream -

Throws:

IOException

getCipherValueOfEK

public byte[] getCipherValueOfEK()

wraps the data encryption key .

Returns:

ed byte[]

encryptKey

public void encryptKey(OutputStream outputStream)
                throws IOException

wraps the data encryption key to byte[] and writes it to output stream

Parameters:

outputStream - OutputStream

Throws:

IOException

setEncryptedDataCV

public void setEncryptedDataCV(byte[] cv)

encryptData

public byte[] encryptData(byte[] cipherInput)

initialises the Cipher and encrypts the data which is a byte[] and returns the encrypted data

Parameters:

cipherInput - byte[]

Returns:

encryptedBytes byte[]

encryptData

public void encryptData(OutputStream eos)
                 throws IOException

initialises the Cipher and encrypts the data which is a OutputStream and writes the encrypted data into the data member

Parameters:

eos - OutputStream

Throws:

IOException

decryptKey

public Key decryptKey(byte[] encryptedKey,
 String encAlgo)
               throws IOException

decrypts the encrypted key which is a byte[] with encAlgo algorithm

Parameters:

encryptedKey - byte[]

encAlgo - String

Returns:

Key

Throws:

IOException

decryptData

public InputStream decryptData(InputStream is)
                        throws IOException

decrypts the given data which is of the form InputStream

Parameters:

is - InputStream

Returns:

InputStream

Throws:

IOException

decryptData

public byte[] decryptData(byte[] encryptedContent)
                   throws IOException

decrypts the encryptedContent which a byte[]

Parameters:

encryptedContent - byte[]

Returns:

byte[]

Throws:

IOException