class SparseMerkleTree[D <: Digest] extends AnyRef
An implementation of sparse Merkle tree of predefined height. Supported operations are append new leaf and update previously appended leaf.
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- new SparseMerkleTree(rootDigest: Option[D], height: Byte, lastProof: SparseMerkleProof[D])(implicit hf: CryptographicHash[D])
- rootDigest
- root hash of the tree
- height
- W parameter from the paper, defines how many bits in the key, up to 127
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- val height: Byte
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- lazy val lastIndex: ID
- val lastProof: SparseMerkleProof[D]
- final def ne(arg0: AnyRef): Boolean
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- val rootDigest: Option[D]
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- def update(proof: SparseMerkleProof[D], newLeafData: Option[LeafData], proofsToUpdate: Seq[SparseMerkleProof[D]] = Seq(), filterFn: FilterFn = SparseMerkleTree.passAllFilterFn): Try[(SparseMerkleTree[D], Seq[SparseMerkleProof[D]])]
Both append and update ops are here.
Both append and update ops are here.
- proof
- proof for some leaf
- newLeafData
- new data for the leaf
- final def wait(arg0: Long, arg1: Int): Unit
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