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8201756: Improve cipher inputs

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Clarify spec of CipherInputStream in Javadoc comments

Reviewed-by: ascarpino
This commit is contained in:
Adam Petcher 2018-04-23 12:01:46 -04:00
parent a58b68027b
commit d45e830907
1 changed files with 7 additions and 0 deletions
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7
src/java.base/share/classes/javax/crypto/CipherInputStream.java
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@ -50,6 +50,13 @@ import javax.crypto.IllegalBlockSizeException;
* that are not thrown by its ancestor classes. In particular, the * that are not thrown by its ancestor classes. In particular, the
* <code>skip</code> method skips, and the <code>available</code> * <code>skip</code> method skips, and the <code>available</code>
* method counts only data that have been processed by the encapsulated Cipher. * method counts only data that have been processed by the encapsulated Cipher.
* This class may catch BadPaddingException and other exceptions thrown by
* failed integrity checks during decryption. These exceptions are not
* re-thrown, so the client may 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).
* Applications that require authenticated encryption 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 * <p> It is crucial for a programmer using this class not to use
* methods that are not defined or overridden in this class (such as a * methods that are not defined or overridden in this class (such as a