org.eclipse.rdf4j.sail.memory.model

Interface MemResource

All Superinterfaces:

MemValue, Resource, Serializable, Value

All Known Implementing Classes:

MemBNode, MemIRI, MemTriple

public interface MemResource
extends MemValue, Resource

A MemoryStore-specific extension of Resource giving it subject statements.

Field Summary

Fields inherited from interface org.eclipse.rdf4j.sail.memory.model.MemValue

EMPTY_LIST

Method Summary

Modifier and Type	Method and Description
void	addContextStatement(MemStatement st) Adds a statement to this MemResource's list of statements for which it represents the context.
void	addSubjectStatement(MemStatement st) Adds a statement to this MemResource's list of statements for which it is the subject.
void	cleanSnapshotsFromContextStatements(int currentSnapshot) Removes statements from old snapshots (those that have expired at or before the specified snapshot version) from this MemValue's list of statements for which it is the context.
void	cleanSnapshotsFromSubjectStatements(int currentSnapshot) Removes statements from old snapshots (those that have expired at or before the specified snapshot version) from this MemValue's list of statements for which it is the subject.
int	getContextStatementCount() Gets the number of statements for which this MemResource represents the context.
MemStatementList	getContextStatementList() Gets the list of statements for which this MemResource represents the context.
int	getSubjectStatementCount() Gets the number of statements for which this MemResource is the subject.
MemStatementList	getSubjectStatementList() Gets the list of statements for which this MemResource is the subject.
void	removeContextStatement(MemStatement st) Removes a statement from this MemResource's list of statements for which it represents the context.
void	removeSubjectStatement(MemStatement st) Removes a statement from this MemResource's list of statements for which it is the subject.

Methods inherited from interface org.eclipse.rdf4j.sail.memory.model.MemValue

addObjectStatement, cleanSnapshotsFromObjectStatements, getCreator, getObjectStatementCount, getObjectStatementList, hasStatements, removeObjectStatement

Methods inherited from interface org.eclipse.rdf4j.model.Resource

isResource

Methods inherited from interface org.eclipse.rdf4j.model.Value

isBNode, isIRI, isLiteral, isTriple, stringValue

Method Detail

getSubjectStatementList

MemStatementList getSubjectStatementList()

Gets the list of statements for which this MemResource is the subject.

Returns:

a MemStatementList containing the statements.

getSubjectStatementCount

int getSubjectStatementCount()

Gets the number of statements for which this MemResource is the subject.

Returns:

An integer larger than or equal to 0.

addSubjectStatement

void addSubjectStatement(MemStatement st)

Adds a statement to this MemResource's list of statements for which it is the subject.

Parameters:

st -

removeSubjectStatement

void removeSubjectStatement(MemStatement st)

Removes a statement from this MemResource's list of statements for which it is the subject.

Parameters:

st -

cleanSnapshotsFromSubjectStatements

void cleanSnapshotsFromSubjectStatements(int currentSnapshot)

Removes statements from old snapshots (those that have expired at or before the specified snapshot version) from this MemValue's list of statements for which it is the subject.

Parameters:

currentSnapshot - The current snapshot version.

getContextStatementList

MemStatementList getContextStatementList()

Gets the list of statements for which this MemResource represents the context.

Returns:

a MemStatementList containing the statements.

getContextStatementCount

int getContextStatementCount()

Gets the number of statements for which this MemResource represents the context.

Returns:

An integer larger than or equal to 0.

addContextStatement

void addContextStatement(MemStatement st)

Adds a statement to this MemResource's list of statements for which it represents the context.

Parameters:

st -

removeContextStatement

void removeContextStatement(MemStatement st)

Removes a statement from this MemResource's list of statements for which it represents the context.

Parameters:

st -

cleanSnapshotsFromContextStatements

void cleanSnapshotsFromContextStatements(int currentSnapshot)

Removes statements from old snapshots (those that have expired at or before the specified snapshot version) from this MemValue's list of statements for which it is the context.

Parameters:

currentSnapshot - The current snapshot version.