com.github.DNAProject.merkle

Class TreeHasher

java.lang.Object

com.github.DNAProject.merkle.TreeHasher

public class TreeHasher
extends Object

Constructor Summary

Constructors

Constructor and Description
TreeHasher()

Method Summary

Modifier and Type	Method and Description
UInt256	_hash_fold(UInt256[] hashes)
com.github.DNAProject.merkle.TreeHasher.Obj	_hash_full(UInt256[] leaves, long l_idx, long r_idx)
long	countBit(long num)
UInt256	hash_children(UInt256 left, UInt256 right)
UInt256	hash_empty()
UInt256	hash_leaf(byte[] data)
UInt256	HashFullTree(byte[][] leaves)
UInt256	HashFullTreeWithLeafHash(UInt256[] leaves)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TreeHasher

public TreeHasher()

Method Detail

hash_empty

public UInt256 hash_empty()

hash_leaf

public UInt256 hash_leaf(byte[] data)

hash_children

public UInt256 hash_children(UInt256 left,
                             UInt256 right)

countBit

public long countBit(long num)

HashFullTreeWithLeafHash

public UInt256 HashFullTreeWithLeafHash(UInt256[] leaves)
                                 throws Exception

Throws:

Exception

HashFullTree

public UInt256 HashFullTree(byte[][] leaves)
                     throws Exception

Throws:

Exception

_hash_full

public com.github.DNAProject.merkle.TreeHasher.Obj _hash_full(UInt256[] leaves,
                                                              long l_idx,
                                                              long r_idx)
                                                       throws Exception

Throws:

Exception

_hash_fold

public UInt256 _hash_fold(UInt256[] hashes)