Package org.apache.cayenne.access
Contains classes that make up Cayenne ORM stack. Three main classes from top to bottom are DataContext, DataDomain and DataNode.
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Interface Summary Interface Description DataContextDelegate Defines API for a DataContext "delegate" - an object that is temporarily passed control by DataContext at some critical points in the normal flow of execution.DataRowStoreFactory A factory for creatingDataRowStoreObjectMapRetainStrategy A strategy for retaining objects inObjectStore.OperationHints Defines API that allows QueryEngine to obtain information about query execution strategy.OperationObserver Defines a set of callback methods that allowQueryEngineto pass back query results and notify caller about exceptions.QueryEngine Defines methods used to run Cayenne queries. -
Class Summary Class Description AttributeFault ClientServerChannel A DataChannel that provides a server-side end of the bridge between client and server objects in a Remote Object Persistence stack.DataContext The most common implementation ofObjectContext.DataDomain DataDomain performs query routing functions in Cayenne.DataNode An abstraction of a single physical data storage.DataRowStore A fixed size cache of DataRows keyed by ObjectId.DbGenerator Utility class that generates database schema based on Cayenne mapping.DefaultDataRowStoreFactory A default implementation ofDataRowStoreFactoryDefaultObjectMapRetainStrategy Default implementation ofObjectMapRetainStrategy.IncrementalFaultList<E> A synchronized list that serves as a container of DataObjects.LegacyDataDomainFlushAction Deprecated. this implementation is deprecated since 4.2,DefaultDataDomainFlushActionis usedLegacyDataDomainFlushActionFactory Deprecated. NoSyncObjectStore AnObjectStorewhich doesn't receive notifications on parent'sDataRowStoreevents.ObjectDiff A dynamic GraphDiff that represents a delta between object simple properties at diff creation time and its current state.ObjectStore ObjectStore stores objects using their ObjectId as a key.ObjectStoreGraphDiff A GraphDiff facade for the ObjectStore changes.ToManyList<E> A list that holds objects for to-many relationships.ToManyListFault ToManyMapFault ToManySet<E> ToManySetFault ToOneFault -
Exception Summary Exception Description DomainStoppedException An exception thrown on attempts to access a DataDomain after it was explicitly shut down by the user.OptimisticLockException An exception thrown on optimistic lock failure.