Package org.bouncycastle.util
Interface Memoable
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- All Known Implementing Classes:
GeneralDigest
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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