Package org.bouncycastle.tsp

Class PartialHashTreeProcessor

java.lang.Object
org.bouncycastle.tsp.PartialHashTreeProcessor
public class PartialHashTreeProcessor extends Object

  • Constructor Details

    • PartialHashTreeProcessor

      public PartialHashTreeProcessor(org.bouncycastle.asn1.tsp.PartialHashtree tree)

  • Method Details

    • getHash

      public byte[] getHash(DigestCalculator digestCalculator)
      Compute a hash over the whole partialHashTree: - Concatenate all the hashes contained in the partial hash tree; - Generate a hash over the concatenated hashes, using a provided DigestCalculator.
      Parameters:
      digestCalculator - the DigestCalculator to use in order to generate the hash
      Returns:
      a hash value that is representative of the whole partial hash tree.

    • verifyContainsHash

      public void verifyContainsHash(byte[] hash) throws PartialHashTreeVerificationException
      Checks whether a PartialHashtree (RFC4998) contains a given hash.
      Parameters:
      hash - the hash to check
      Throws:
      PartialHashTreeVerificationException - if the hash is not present in the PartialHashtree

    • containsHash

      public boolean containsHash(byte[] hash)
      Checks whether a PartialHashtree (RFC4998) contains a given hash.
      Parameters:
      hash - the hash to check
      Returns:
      true if the hash is present within the PartialHashtree's set of values, false otherwise.