org.eclipse.rdf4j.sail.extensiblestore

Class ExtensibleSailStore

java.lang.Object

org.eclipse.rdf4j.sail.extensiblestore.ExtensibleSailStore

All Implemented Interfaces:

AutoCloseable, SailClosable, SailStore

public class ExtensibleSailStore
extends Object
implements SailStore

Author:

Håvard Mikkelsen Ottestad

Field Summary

Fields

Modifier and Type	Field and Description
static int	EVALUATION_STATISTICS_STALENESS_CHECK_INTERVAL

Constructor Summary

Constructors

Constructor and Description
ExtensibleSailStore(DataStructureInterface dataStructure, NamespaceStoreInterface namespaceStore, EvaluationStatisticsEnum evaluationStatisticsEnum, ExtensibleStatementHelper extensibleStatementHelper)

Method Summary

Modifier and Type	Method and Description
void	close() Closes this resource, relinquishing any underlying resources.
EvaluationStatistics	getEvaluationStatistics() Used by SailSourceConnection to determine query join order.
SailSource	getExplicitSailSource()
SailSource	getInferredSailSource()
ValueFactory	getValueFactory() The ValueFactory that should be used in association with this.
void	init()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EVALUATION_STATISTICS_STALENESS_CHECK_INTERVAL

public static final int EVALUATION_STATISTICS_STALENESS_CHECK_INTERVAL

See Also:

Constant Field Values

Constructor Detail

ExtensibleSailStore

public ExtensibleSailStore(DataStructureInterface dataStructure,
                           NamespaceStoreInterface namespaceStore,
                           EvaluationStatisticsEnum evaluationStatisticsEnum,
                           ExtensibleStatementHelper extensibleStatementHelper)

Method Detail

close

public void close()
           throws SailException

Description copied from interface: SailClosable

Closes this resource, relinquishing any underlying resources.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface SailClosable

Throws:

SailException - if this resource cannot be closed

getValueFactory

public ValueFactory getValueFactory()

Description copied from interface: SailStore

The ValueFactory that should be used in association with this.

Specified by:

getValueFactory in interface SailStore

Returns:

this object's ValueFactory

getEvaluationStatistics

public EvaluationStatistics getEvaluationStatistics()

Description copied from interface: SailStore

Used by SailSourceConnection to determine query join order.

Specified by:

getEvaluationStatistics in interface SailStore

Returns:

a EvaluationStatistics that is aware of the data distribution of this SailStore .

getExplicitSailSource

public SailSource getExplicitSailSource()

Specified by:

getExplicitSailSource in interface SailStore

Returns:

SailSource of only explicit statements

getInferredSailSource

public SailSource getInferredSailSource()

Specified by:

getInferredSailSource in interface SailStore

Returns:

SailSource of only inferred statements

init

public void init()