Package org.apache.metamodel

Root package for MetaModel

See: Description

Interface Summary

Interface	Description
BatchUpdateScript	Indicator sub-interface of UpdateScript.
DataContext	A DataContext represents the central entry point for interactions with datastores.
UpdateableDataContext	Represents a DataContext that supports updating write-operations.
UpdateCallback	An UpdateCallback is used by an UpdateScript to perform updates on a DataContext.
UpdateScript	Represents any updating operation or update script that can be executed on a UpdateableDataContext.
UpdateSummary	Represents a summary of changes made in a given UpdateableDataContext.executeUpdate(UpdateScript) call.

Class Summary

Class	Description
AbstractDataContext	Abstract implementation of the DataContext interface.
AbstractUpdateCallback	Abstract implementation of the UpdateCallback interface.
CompositeDataContext	DataContext for composite datacontexts.
DataContextFactory	A factory for DataContext objects.
DefaultUpdateSummary	Default implementation of UpdateSummary.
DeleteAndInsertBuilder	Simple implementation of the RowUpdationBuilder interface, which simply uses a combined delete+insert strategy for performing updates.
MetaModelHelper	This class contains various helper functionality to common tasks in MetaModel, eg.: Easy-access for traversing common schema items Manipulate data in memory.
QueryPostprocessDataContext	Abstract DataContext for data sources that do not support SQL queries natively.
QueryPostprocessDelegate	A simple subclass of QueryPostprocessDataContext which provides less implementation fuzz when custom querying features (like composite datacontexts or type conversion) is needed.
UpdateSummaryBuilder	A builder object for UpdateSummary.

Exception Summary

Exception	Description
ConnectionException	Specialized MetaModelException thrown to indicate that establishing the connection to the underlying data store of an DataContext failed.
InconsistentRowFormatException	Abstract exception type that represents exceptions that occur when reading a data format which contain formatting errors or inconsistencies in on or more rows.
MetaModelException	Unchecked exception used to signal errors occuring in MetaModel.

Package org.apache.metamodel Description

Root package for MetaModel