com.ontotext.ordi.tripleset
Interface TConnection

All Superinterfaces:

Connection, WarningAware, Wrapper

All Known Implementing Classes:

RDBMSConnection, TConnectionImpl, TQueryConnectionImpl, TRREEConnection

public interface TConnection
extends Connection

Connection to data source to support tripleset data model.

Author:

vassil

Method Summary

void	addListener(Listener listener) Adds a new connection listener.
TStatement	addStatement(Resource subj, URI pred, Value obj, URI namedGraph) Adds a new statement.
TStatement	addStatement(Resource subj, URI pred, Value obj, URI namedGraph, URI... ts) Adds a new statement and associated it with a collection of tripleses.
int	associateTripleset(Resource subj, URI pred, Value obj, URI namedGraph, URI... ts) Associates one or multiple statements.
int	deassociateTripleset(Resource subj, URI pred, Value obj, URI namedGraph, URI... ts) Deassociates one or multiple statements.
CloseableIterator<? extends BindingSet>	evaluate(TupleExpr tupleExpr, BindingSet bindings, boolean includeInferred) Deprecated.
CloseableIterator<? extends BindingSet>	evaluate(TupleExpr tupleExpr, BindingSet bindings, Dataset dataset, boolean includeInferred, URI tripleset)
CloseableIterator<? extends Value>	getValuesOfType(URI uri) Gets iterator to specific type of values.
List<Listener>	listListeners() Lists all associated connection listeners.
void	removeListener(Listener listener) Removes previously associated connection listener.
int	removeStatement(Resource subj, URI pred, Value obj, URI namedGraph) Removes one or multiple statements.
CloseableIterator<? extends TStatement>	search(Resource subj, URI pred, Value obj, URI namedgraph, URI ts) Gets all statements based on a pattern match.

Methods inherited from interface com.ontotext.ordi.Connection

close, commit, getDataSource, getTransactionIsolationLevel, isAutoCommit, isOpen, isReadOnly, rollback, setAutoCommit, setTransactionIsolationLevel

Methods inherited from interface com.ontotext.ordi.Wrapper

isWrapperFor, unwrap

Methods inherited from interface com.ontotext.ordi.WarningAware

clearWarnings, getWarning

Method Detail

addStatement

TStatement addStatement(Resource subj,
                        URI pred,
                        Value obj,
                        URI namedGraph)
                        throws ORDIException

Adds a new statement.

Returns:

the newly added statement to the store

Throws:

ORDIException

addStatement

TStatement addStatement(Resource subj,
                        URI pred,
                        Value obj,
                        URI namedGraph,
                        URI... ts)
                        throws ORDIException

Adds a new statement and associated it with a collection of tripleses.

Returns:

the newly added statement to the store

Throws:

ORDIException

removeStatement

int removeStatement(Resource subj,
                    URI pred,
                    Value obj,
                    URI namedGraph)
                    throws ORDIException

Removes one or multiple statements.

Returns:

the number of deleted statements

Throws:

ORDIException

associateTripleset

int associateTripleset(Resource subj,
                       URI pred,
                       Value obj,
                       URI namedGraph,
                       URI... ts)

Associates one or multiple statements.

Returns:

the number of newly associated statements

deassociateTripleset

int deassociateTripleset(Resource subj,
                         URI pred,
                         Value obj,
                         URI namedGraph,
                         URI... ts)

Deassociates one or multiple statements.

Returns:

the number of modified statements

search

CloseableIterator<? extends TStatement> search(Resource subj,
                                               URI pred,
                                               Value obj,
                                               URI namedgraph,
                                               URI ts)
                                               throws ORDIException

Gets all statements based on a pattern match.

Returns:

iterator to the matched statements

Throws:

ORDIException

getValuesOfType

CloseableIterator<? extends Value> getValuesOfType(URI uri)
                                                   throws ORDIException

Gets iterator to specific type of values.

Parameters:

uri - of the value types

Returns:

iterators to all values of the specified type

Throws:

ORDIException

addListener

void addListener(Listener listener)

Adds a new connection listener.

Parameters:

listener -

removeListener

void removeListener(Listener listener)

Removes previously associated connection listener.

Parameters:

listener -

listListeners

List<Listener> listListeners()

Lists all associated connection listeners.

Returns:

list of listeners

evaluate

@Deprecated
CloseableIterator<? extends BindingSet> evaluate(TupleExpr tupleExpr,
                                                            BindingSet bindings,
                                                            boolean includeInferred)
                                                 throws ORDIException

Deprecated.

Evaluates abstract query expression and executes it.

Parameters:

tupleExpr - abstract query expression

bindings - the keys reference variables to be bound to result values

includeInferred - to include inferred statements in the result

Returns:

result object

Throws:

ORDIException

evaluate

CloseableIterator<? extends BindingSet> evaluate(TupleExpr tupleExpr,
                                                 BindingSet bindings,
                                                 Dataset dataset,
                                                 boolean includeInferred,
                                                 URI tripleset)
                                                 throws ORDIException

Throws:

ORDIException