org.spongycastle.crypto

Interface Committer

All Known Implementing Classes:

GeneralHashCommitter, HashCommitter

public interface Committer

General interface fdr classes that produce and validate commitments.

Method Summary

Modifier and Type	Method and Description
Commitment	commit(byte[] message) Generate a commitment for the passed in message.
boolean	isRevealed(Commitment commitment, byte[] message) Return true if the passed in commitment represents a commitment to the passed in maessage.

Method Detail

commit

Commitment commit(byte[] message)

Generate a commitment for the passed in message.

Parameters:

message - the message to be committed to,

Returns:

a Commitment

isRevealed

boolean isRevealed(Commitment commitment,
                   byte[] message)

Return true if the passed in commitment represents a commitment to the passed in maessage.

Parameters:

commitment - a commitment previously generated.

message - the message that was expected to have been committed to.

Returns:

true if commitment matches message, false otherwise.