# Hierarchy For Package helma.objectmodel

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - helma.objectmodel.NodeEvent (implements java.io.Serializable)
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Error
      - helma.objectmodel.ConcurrencyException
    - java.lang.Exception
      - helma.objectmodel.ObjectNotFoundException
      - java.lang.RuntimeException
        - helma.objectmodel.DatabaseException
  - helma.objectmodel.TransientNode (implements helma.objectmodel.INode, java.io.Serializable)
  - helma.objectmodel.TransientProperty (implements helma.objectmodel.IProperty, java.io.Serializable)

## Interface Hierarchy

- helma.objectmodel.IDatabase
- helma.objectmodel.INodeState
  - helma.objectmodel.INode (also extends helma.framework.IPathElement)
- helma.framework.IPathElement
  - helma.objectmodel.INode (also extends helma.objectmodel.INodeState)
- helma.objectmodel.IProperty
- helma.objectmodel.ITransaction
- helma.objectmodel.ObjectCache