org.aksw.sparqlify.core

Class RdfViewSystemOld

java.lang.Object

org.aksw.sparqlify.core.RdfViewSystemOld

All Implemented Interfaces:

RdfViewSystem

public class RdfViewSystemOld
extends Object
implements RdfViewSystem

Constructor Summary

Constructors

Constructor and Description
RdfViewSystemOld()

Method Summary

Methods

Modifier and Type	Method and Description
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpDistinct op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpExtend op, com.hp.hpl.jena.sparql.expr.ExprList _exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpFilter op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpGroup op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpJoin op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpOrder op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpProject op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpQuadPattern op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpSlice op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	_getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpUnion op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
void	addView(RdfView view)
static com.google.common.collect.BiMap<com.hp.hpl.jena.graph.Node,com.hp.hpl.jena.graph.Node>	createVariableMappingInstance(RdfView view, int id)
static RdfView	createViewInstance(RdfView view, int id)
com.hp.hpl.jena.sparql.algebra.Op	getApplicableViews(com.hp.hpl.jena.sparql.algebra.Op op) Given a sparql query in quad form, this method replaces (sub sets of) quad patterns with view instances (view patterns) The method also passes the filter conditions that an op must satisfy.
com.hp.hpl.jena.sparql.algebra.Op	getApplicableViews(com.hp.hpl.jena.sparql.algebra.Op op, com.hp.hpl.jena.sparql.expr.ExprList exprs)
com.hp.hpl.jena.sparql.algebra.Op	getApplicableViews(com.hp.hpl.jena.query.Query query)
static Set<OpRdfUnionViewPattern>	getApplicableViews(Set<RdfView> views, com.hp.hpl.jena.sparql.core.Quad quad, com.hp.hpl.jena.sparql.expr.Expr filters, com.hp.hpl.jena.sparql.engine.binding.Binding substitution) Given a set of views, find those that might provide an answer to the given quad
static SqlQuery	getTableOrQueryAsQuery(SqlNodeOld node)
Collection<RdfView>	getViews()
static void	initSparqlifyFunctions()
static boolean	isSatisfiable(List<RdfViewInstance> list)
void	loadDatatypes(Connection conn) For each view, retrieve a map from column name to Datatype
static void	loadDatatypes(Connection conn, Collection<RdfView> views)
static void	merge(RdfViewConjunction conjunction) Eleminate self-joins from the conjunction In place operation

Methods inherited from class java.lang.Object

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

Constructor Detail

RdfViewSystemOld

public RdfViewSystemOld()

Method Detail

initSparqlifyFunctions

public static void initSparqlifyFunctions()

createVariableMappingInstance

public static com.google.common.collect.BiMap<com.hp.hpl.jena.graph.Node,com.hp.hpl.jena.graph.Node> createVariableMappingInstance(RdfView view,
                                                                                                                   int id)

createViewInstance

public static RdfView createViewInstance(RdfView view,
                         int id)

addView

public void addView(RdfView view)

Specified by:

addView in interface RdfViewSystem

getTableOrQueryAsQuery

public static SqlQuery getTableOrQueryAsQuery(SqlNodeOld node)

loadDatatypes

public void loadDatatypes(Connection conn)
                   throws Exception

For each view, retrieve a map from column name to Datatype

Parameters:

conn -

Throws:

Exception

loadDatatypes

public static void loadDatatypes(Connection conn,
                 Collection<RdfView> views)
                          throws Exception

Throws:

Exception

getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op getApplicableViews(com.hp.hpl.jena.query.Query query)

Specified by:

getApplicableViews in interface RdfViewSystem

merge

public static void merge(RdfViewConjunction conjunction)

Eleminate self-joins from the conjunction In place operation

Parameters:

conjunction -

getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op getApplicableViews(com.hp.hpl.jena.sparql.algebra.Op op)

Given a sparql query in quad form, this method replaces (sub sets of) quad patterns with view instances (view patterns) The method also passes the filter conditions that an op must satisfy.

Parameters:

op -

Returns:

getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op getApplicableViews(com.hp.hpl.jena.sparql.algebra.Op op,
                                                   com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpProject op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpOrder op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpGroup op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpExtend op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList _exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpFilter op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpUnion op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpJoin op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpLeftJoin op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpSlice op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpDistinct op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

_getApplicableViews

public com.hp.hpl.jena.sparql.algebra.Op _getApplicableViews(com.hp.hpl.jena.sparql.algebra.op.OpQuadPattern op,
                                                    com.hp.hpl.jena.sparql.expr.ExprList exprs)

isSatisfiable

public static boolean isSatisfiable(List<RdfViewInstance> list)

getApplicableViews

public static Set<OpRdfUnionViewPattern> getApplicableViews(Set<RdfView> views,
                                            com.hp.hpl.jena.sparql.core.Quad quad,
                                            com.hp.hpl.jena.sparql.expr.Expr filters,
                                            com.hp.hpl.jena.sparql.engine.binding.Binding substitution)

Given a set of views, find those that might provide an answer to the given quad

Parameters:

views -

quad -

filters -

Returns:

getViews

public Collection<RdfView> getViews()

Specified by:

getViews in interface RdfViewSystem