Package helma.objectmodel

Interface Summary
IDatabase Interface that is implemented by Database wrappers
INode Interface that all Nodes implement.
INodeState Interface that defines states of nodes
IProperty Interface that is implemented by node properties.
ITransaction This interface is kept for databases that are able to run transactions.
ObjectCache Interface Helma object cache classes need to implement.

Class Summary
NodeEvent This is passed to NodeListeners when a node is modified.
Property A property implementation for Nodes stored inside a database.
TransientNode A transient implementation of INode.

Exception Summary
DatabaseException Thrown on any kind of Database-Error
ObjectNotFoundException Thrown when an object could not found in the database where it was expected.

Error Summary
ConcurrencyException Thrown when more than one thrad tries to modify a Node.

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