ariba.ui.aribaweb.util
Class AWEncryptionProvider

java.lang.Object
  ariba.ui.aribaweb.util.AWEncryptionProvider

public abstract class AWEncryptionProvider
extends Object

Provides encryption services to the AW package. THe implementation is provided by the AWApplication

Constructor Summary

AWEncryptionProvider()

Method Summary

abstract OutputStream	getCipherOutputStream(OutputStream cipherStream) Output stream wrapper that encrypts data before it is passed on to the wrapped cipherStream
abstract InputStream	getCleartextInputStream(InputStream cipherStream) input stream wrapper that returns cleartext given a previously encrypted input stream.
static AWEncryptionProvider	getProvider()
static void	setProvider(AWEncryptionProvider p)

Methods inherited from class java.lang.Object

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

Constructor Detail

AWEncryptionProvider

public AWEncryptionProvider()

Method Detail

getProvider

public static AWEncryptionProvider getProvider()

setProvider

public static void setProvider(AWEncryptionProvider p)

getCleartextInputStream

public abstract InputStream getCleartextInputStream(InputStream cipherStream)
                                             throws IOException

input stream wrapper that returns cleartext given a previously encrypted input stream.

Parameters:

cipherStream - input stream returning encrypted bytes

Returns:

input stream returning cleartext

Throws:

IOException

getCipherOutputStream

public abstract OutputStream getCipherOutputStream(OutputStream cipherStream)
                                            throws IOException

Output stream wrapper that encrypts data before it is passed on to the wrapped cipherStream

Parameters:

cipherStream - output stream which received encrypted data

Returns:

output stream which will convert cleartext data into encrypted data

Throws:

IOException