Relationships Between Different Tree Classes
From the session object, you can get identifiers for a tree or a tree structure.
From the tree object, you can instantiate a tree, a tree structure, a branch collection, a leaf, a node, and a level collection.
From the level collection object, you can instantiate a level object.
From the branch collection object, you can get an identifier for a branch.
From the node object, you can instantiate a leaf object or a node object.
From the leaf object, you can instantiate a leaf object or a node object.