Examples of org.neo4j.collections.btree.BTree

org.neo4j.collections.btree.BTree
A b-tree implementation on top of neo4j (using nodes/relationships and properties).
This implementation is not thread safe (yet). This class isn't ready for general usage yet and use of it is discouraged. The implementation isn't thread safe.

                {
                    Node bTreeNode = graphDb.createNode();
                    bTreeRel = underlyingNode.createRelationshipTo( bTreeNode,
                            BTree.RelTypes.TREE_ROOT );
                }
                indexBTree = new BTree( graphDb, bTreeRel.getEndNode() );
            }
            tx.success();
        }
        finally
        {

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      Relationship bTreeRel = underlyingNode.getSingleRelationship( 
        BTree.RelTypes.TREE_ROOT, 
        Direction.OUTGOING );
      if ( bTreeRel != null )
      {
        bTree = new BTree( graphDb, bTreeRel.getEndNode() );
      }
      else
      {
        Node bTreeNode = graphDb.createNode();
        underlyingNode.createRelationshipTo( bTreeNode, 
          BTree.RelTypes.TREE_ROOT );
        bTree = new BTree( graphDb, bTreeNode );
      }
      tx.success();
    }
    finally
    {

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    deleteBuckets();
    bTree.delete();
    Node bTreeNode = graphDb.createNode();
    underlyingNode.createRelationshipTo( bTreeNode, 
      BTree.RelTypes.TREE_ROOT );
    bTree = new BTree( graphDb, bTreeNode );
  }

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Related Classes of org.neo4j.collections.btree.BTree

org.neo4j.collections.timeline.Timeline

org.neo4j.collections.treemap.BTreeMap

org.neo4j.graphdb.Node

org.neo4j.graphdb.Relationship

org.neo4j.graphdb.ReturnableEvaluator

org.neo4j.graphdb.Traverser

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