Package org.bouncycastle.util
Interface Memoable
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- All Known Implementing Classes:
DSTU7564Digest
,GeneralDigest
,GOST3411_2012_256Digest
,GOST3411_2012_512Digest
,GOST3411_2012Digest
,GOST3411Digest
,LongDigest
,MD2Digest
,MD4Digest
,MD5Digest
,RIPEMD128Digest
,RIPEMD160Digest
,RIPEMD256Digest
,RIPEMD320Digest
,SHA1Digest
,SHA224Digest
,SHA256Digest
,SHA384Digest
,SHA512Digest
,SHA512tDigest
,SkeinDigest
,SkeinEngine
,SM3Digest
,TigerDigest
,WhirlpoolDigest
,Zuc128CoreEngine
,Zuc128Engine
,Zuc256CoreEngine
,Zuc256Engine
public interface Memoable
Interface for Memoable objects. Memoable objects allow the taking of a snapshot of their internal state via the copy() method and then reseting the object back to that state later using the reset() method.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description Memoable
copy()
Produce a copy of this object with its configuration and in its current state.void
reset(Memoable other)
Restore a copied object state into this object.
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Method Detail
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copy
Memoable copy()
Produce a copy of this object with its configuration and in its current state.The returned object may be used simply to store the state, or may be used as a similar object starting from the copied state.
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reset
void reset(Memoable other)
Restore a copied object state into this object.Implementations of this method should try to avoid or minimise memory allocation to perform the reset.
- Parameters:
other
- an object originallycopied
from an object of the same type as this instance.- Throws:
java.lang.ClassCastException
- if the provided object is not of the correct type.MemoableResetException
- if the other parameter is in some other way invalid.
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