This abstract
class defines the
service-provider interface for Mac. A
cryptographic provider must implement a concrete subclass of this
class for each MAC algorithm it supports. Applications never need to
use or subclass this class.public abstract class MacSpi {
// Public Constructors
public MacSpi ( );
// Public Methods Overriding Object
public Object clone ( ) throws CloneNotSupportedException;
// Protected Instance Methods
protected abstract byte[ ] engineDoFinal ( );
protected abstract int engineGetMacLength ( );
protected abstract void engineInit (java.security.Key key , java.security.spec.
AlgorithmParameterSpec params ) throws java.security.InvalidKeyException,
java.security.InvalidAlgorithmParameterException;
protected abstract void engineReset ( );
5.0 protected void engineUpdate (java.nio.ByteBuffer input );
protected abstract void engineUpdate (byte input );
protected abstract void engineUpdate (byte[ ] input , int offset , int len );
}
Passed To
Mac.Mac( ) |
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