Class SparqlFragment

java.lang.Object

org.eclipse.rdf4j.sail.shacl.ast.SparqlFragment

public class SparqlFragment
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	SparqlFragment.TraceBack

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	bgp
private boolean	filterCondition
private final String	fragment
private final Set<Namespace>	namespaces
private final List<StatementMatcher>	statementMatchers
private final boolean	supportsIncrementalEvaluation
private final SparqlFragment.TraceBack	traceBackFunction
private boolean	union
private final List<String>	unionFragments
private static final boolean	USE_UNION_PRESERVING_JOIN

Constructor Summary

Constructors

Modifier	Constructor	Description
private	SparqlFragment(Collection<Namespace> namespaces, String fragment, boolean filterCondition, boolean bgp, List<StatementMatcher> statementMatchers, SparqlFragment.TraceBack traceBackFunction, boolean supportsIncrementalEvaluation)
private	SparqlFragment(Collection<Namespace> namespaces, List<String> unionFragments, List<StatementMatcher> statementMatchers, SparqlFragment.TraceBack traceBackFunction, boolean supportsIncrementalEvaluation)

Method Summary

Modifier and Type	Method	Description
void	addStatementMatchers(List<StatementMatcher> statementMatchers)
static SparqlFragment	and(List<SparqlFragment> sparqlFragments)
static SparqlFragment	bgp(Collection<Namespace> namespaces, String fragment)
static SparqlFragment	bgp(Collection<Namespace> namespaces, String query, boolean supportsIncrementalEvaluation)
static SparqlFragment	bgp(Collection<Namespace> namespaces, String fragment, List<StatementMatcher> statementMatchers)
static SparqlFragment	bgp(Collection<Namespace> namespaces, String fragment, List<StatementMatcher> statementMatchers, SparqlFragment.TraceBack traceBackFunction)
static SparqlFragment	bgp(Collection<Namespace> namespaces, String fragment, List<StatementMatcher> statementMatchers, SparqlFragment.TraceBack traceBackFunction, boolean supportsIncrementalEvaluation)
static SparqlFragment	bgp(Collection<Namespace> namespaces, String fragment, StatementMatcher statementMatcher)
static SparqlFragment	bgp(Collection<Namespace> namespaces, String fragment, StatementMatcher statementMatcher, SparqlFragment.TraceBack traceBackFunction)
boolean	equals(Object o)
static SparqlFragment	filterCondition(Collection<Namespace> namespaces, String fragment, List<StatementMatcher> statementMatchers)
static SparqlFragment	filterCondition(Collection<Namespace> namespaces, String fragment, List<StatementMatcher> statementMatchers, boolean supportsIncrementalEvaluation)
String	getFragment()
String	getNamespacesForSparql()
Stream<EffectiveTarget.StatementsAndMatcher>	getRoot(ConnectionsGroup connectionsGroup, Resource[] dataGraph, Path path, StatementMatcher currentStatementMatcher, List<Statement> currentStatements)
List<StatementMatcher>	getStatementMatchers()
static List<StatementMatcher>	getStatementMatchers(List<SparqlFragment> sparqlFragments)
int	hashCode()
boolean	isFilterCondition()
static boolean	isFilterCondition(List<SparqlFragment> sparqlFragments)
static SparqlFragment	join(List<SparqlFragment> sparqlFragments)
static SparqlFragment	join(List<SparqlFragment> sparqlFragments, SparqlFragment.TraceBack traceBackFunction)
static SparqlFragment	or(List<SparqlFragment> sparqlFragments)
boolean	supportsIncrementalEvaluation()
String	toString()
static SparqlFragment	union(List<SparqlFragment> sparqlFragments)
static SparqlFragment	union(List<SparqlFragment> sparqlFragments, SparqlFragment.TraceBack traceBackFunction)
private static SparqlFragment	unionPreservingJoin(List<SparqlFragment> sparqlFragments, SparqlFragment.TraceBack traceBackFunction)
static SparqlFragment	unionQueryStrings(Set<Namespace> namespaces, String query1, String query2, String query3, boolean supportsIncrementalEvaluation)
static SparqlFragment	unionQueryStrings(Set<Namespace> namespaces, List<String> query, SparqlFragment.TraceBack traceBackFunction, boolean supportsIncrementalEvaluation)

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

USE_UNION_PRESERVING_JOIN

private static final boolean USE_UNION_PRESERVING_JOIN

See Also:

• Constant Field Values

namespaces

private final Set<Namespace> namespaces

fragment

private final String fragment

unionFragments

private final List<String> unionFragments

statementMatchers

private final List<StatementMatcher> statementMatchers

traceBackFunction

private final SparqlFragment.TraceBack traceBackFunction

filterCondition

private boolean filterCondition

bgp

private boolean bgp

union

private boolean union

supportsIncrementalEvaluation

private final boolean supportsIncrementalEvaluation

Constructor Details

SparqlFragment

private SparqlFragment(Collection<Namespace> namespaces,
 String fragment,
 boolean filterCondition,
 boolean bgp,
 List<StatementMatcher> statementMatchers,
 SparqlFragment.TraceBack traceBackFunction,
 boolean supportsIncrementalEvaluation)

SparqlFragment

private SparqlFragment(Collection<Namespace> namespaces,
 List<String> unionFragments,
 List<StatementMatcher> statementMatchers,
 SparqlFragment.TraceBack traceBackFunction,
 boolean supportsIncrementalEvaluation)

Method Details

filterCondition

public static SparqlFragment filterCondition(Collection<Namespace> namespaces,
 String fragment,
 List<StatementMatcher> statementMatchers)

filterCondition

public static SparqlFragment filterCondition(Collection<Namespace> namespaces,
 String fragment,
 List<StatementMatcher> statementMatchers,
 boolean supportsIncrementalEvaluation)

bgp

public static SparqlFragment bgp(Collection<Namespace> namespaces,
 String query,
 boolean supportsIncrementalEvaluation)

bgp

public static SparqlFragment bgp(Collection<Namespace> namespaces,
 String fragment,
 List<StatementMatcher> statementMatchers)

bgp

public static SparqlFragment bgp(Collection<Namespace> namespaces,
 String fragment,
 List<StatementMatcher> statementMatchers,
 SparqlFragment.TraceBack traceBackFunction)

bgp

public static SparqlFragment bgp(Collection<Namespace> namespaces,
 String fragment,
 List<StatementMatcher> statementMatchers,
 SparqlFragment.TraceBack traceBackFunction,
 boolean supportsIncrementalEvaluation)

bgp

public static SparqlFragment bgp(Collection<Namespace> namespaces,
 String fragment,
 StatementMatcher statementMatcher)

bgp

public static SparqlFragment bgp(Collection<Namespace> namespaces,
 String fragment,
 StatementMatcher statementMatcher,
 SparqlFragment.TraceBack traceBackFunction)

bgp

public static SparqlFragment bgp(Collection<Namespace> namespaces,
 String fragment)

and

public static SparqlFragment and(List<SparqlFragment> sparqlFragments)

or

public static SparqlFragment or(List<SparqlFragment> sparqlFragments)

join

public static SparqlFragment join(List<SparqlFragment> sparqlFragments)

join

public static SparqlFragment join(List<SparqlFragment> sparqlFragments,
 SparqlFragment.TraceBack traceBackFunction)

unionPreservingJoin

private static SparqlFragment unionPreservingJoin(List<SparqlFragment> sparqlFragments,
 SparqlFragment.TraceBack traceBackFunction)

isFilterCondition

public static boolean isFilterCondition(List<SparqlFragment> sparqlFragments)

getStatementMatchers

public static List<StatementMatcher> getStatementMatchers(List<SparqlFragment> sparqlFragments)

unionQueryStrings

public static SparqlFragment unionQueryStrings(Set<Namespace> namespaces,
 List<String> query,
 SparqlFragment.TraceBack traceBackFunction,
 boolean supportsIncrementalEvaluation)

union

public static SparqlFragment union(List<SparqlFragment> sparqlFragments)

union

public static SparqlFragment union(List<SparqlFragment> sparqlFragments,
 SparqlFragment.TraceBack traceBackFunction)

unionQueryStrings

public static SparqlFragment unionQueryStrings(Set<Namespace> namespaces,
 String query1,
 String query2,
 String query3,
 boolean supportsIncrementalEvaluation)

getFragment

public String getFragment()

isFilterCondition

public boolean isFilterCondition()

getStatementMatchers

public List<StatementMatcher> getStatementMatchers()

addStatementMatchers

public void addStatementMatchers(List<StatementMatcher> statementMatchers)

supportsIncrementalEvaluation

public boolean supportsIncrementalEvaluation()

getNamespacesForSparql

public String getNamespacesForSparql()

getRoot

public Stream<EffectiveTarget.StatementsAndMatcher> getRoot(ConnectionsGroup connectionsGroup,
 Resource[] dataGraph,
 Path path,
 StatementMatcher currentStatementMatcher,
 List<Statement> currentStatements)

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object