How to use

rebuildTree

method

in

it.unimi.dsi.compression.HuTuckerCodec

/** We scan recursively the tree, making a copy that uses lightweight nodes. */

private TreeDecoder.Node rebuildTree( final LevelNode n ) {
  if ( n == null ) return null;
  if ( n.symbol != -1 ) return new TreeDecoder.LeafNode( n.symbol );
  
  TreeDecoder.Node newNode = new TreeDecoder.Node();
  newNode.left = rebuildTree( (LevelNode) n.left );
  newNode.right = rebuildTree( (LevelNode) n.right );
  
  return newNode;
}

/** We scan recursively the tree, making a copy that uses lightweight nodes. */

private TreeDecoder.Node rebuildTree( final LevelNode n ) {
  if ( n == null ) return null;
  if ( n.symbol != -1 ) return new TreeDecoder.LeafNode( n.symbol );
  
  TreeDecoder.Node newNode = new TreeDecoder.Node();
  newNode.left = rebuildTree( (LevelNode) n.left );
  newNode.right = rebuildTree( (LevelNode) n.right );
  
  return newNode;
}

/** We scan recursively the tree, making a copy that uses lightweight nodes. */
private TreeDecoder.Node rebuildTree(final LevelNode n) {
  if (n == null) return null;
  if (n.symbol != -1) return new TreeDecoder.LeafNode(n.symbol);
  TreeDecoder.Node newNode = new TreeDecoder.Node();
  newNode.left = rebuildTree((LevelNode) n.left);
  newNode.right = rebuildTree((LevelNode) n.right);
  return newNode;
}

root = rebuildTree(node[minLeft]);
decoder = new TreeDecoder(root, size);
coder = new CodeWordCoder(decoder.buildCodes());

root = rebuildTree( node[ minLeft ] );
decoder = new TreeDecoder( root, size );
coder = new CodeWordCoder( decoder.buildCodes() );

root = rebuildTree( node[ minLeft ] );
decoder = new TreeDecoder( root, size );
coder = new CodeWordCoder( decoder.buildCodes() );