Package it.uniroma2.art.semanticturkey.sparql

Class TupleQueryShallowModel

java.lang.Object

it.uniroma2.art.semanticturkey.sparql.TupleQueryShallowModel

public class TupleQueryShallowModel
extends Object

A modifiable representation of a SPARQL query, which supports the addition of GraphPattern objects.

Author:

Manuel Fiorelli

Constructor Summary

Constructors

Constructor	Description
TupleQueryShallowModel(String query, List<String> queryVariables, int projectionInsertionIndex, int graphPatternInsertionIndex, int groupByInsertionIndex)

Method Summary

Modifier and Type	Method	Description
TupleQueryShallowModel	appendGraphPattern(GraphPattern gp)
TupleQueryShallowModel	appendGroupBy(String groupingVariable)
List<String>	getInitialQueryVariables()
List<String>	getSignature()
boolean	hasGroupBy()
String	linearize()

Methods inherited from class java.lang.Object

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

Constructor Details

TupleQueryShallowModel

public TupleQueryShallowModel(String query,
 List<String> queryVariables,
 int projectionInsertionIndex,
 int graphPatternInsertionIndex,
 int groupByInsertionIndex)

Parameters:

query -

queryVariables -

projectionInsertionIndex -

graphPatternInsertionIndex -

groupByInsertionIndex - -1 if GROUP BY not present

Method Details

getSignature

public List<String> getSignature()

linearize

public String linearize()

appendGraphPattern

public TupleQueryShallowModel appendGraphPattern(GraphPattern gp)

hasGroupBy

public boolean hasGroupBy()

appendGroupBy

public TupleQueryShallowModel appendGroupBy(String groupingVariable)
                                     throws IllegalArgumentException

Throws:

IllegalArgumentException

getInitialQueryVariables

public List<String> getInitialQueryVariables()