8182362: Update CipherOutputStream Usage

Clarify spec of CipherOutputStream in Javadoc comments

Reviewed-by: ascarpino
This commit is contained in:
Adam Petcher 2018-01-02 09:23:01 -05:00
parent d051769f79
commit 093f473288

View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -42,7 +42,15 @@ import java.io.*;
* java.io.OutputStream and java.io.FilterOutputStream. This class
* has exactly those methods specified in its ancestor classes, and
* overrides them all. Moreover, this class catches all exceptions
* that are not thrown by its ancestor classes.
* that are not thrown by its ancestor classes. In particular, this
* class catches BadPaddingException and other exceptions thrown by
* failed integrity checks during decryption. These exceptions are not
* re-thrown, so the client will not be informed that integrity checks
* failed. Because of this behavior, this class may not be suitable
* for use with decryption in an authenticated mode of operation (e.g. GCM)
* if the application requires explicit notification when authentication
* fails. Such an application can use the Cipher API directly as an
* alternative to using this class.
*
* <p> It is crucial for a programmer using this class not to use
* methods that are not defined or overriden in this class (such as a