Package org.eclipse.rdf4j.sail.shacl.ast

Class StatementMatcher.StableRandomVariableProvider

java.lang.Object

org.eclipse.rdf4j.sail.shacl.ast.StatementMatcher.StableRandomVariableProvider

Enclosing class:

StatementMatcher

public static class StatementMatcher.StableRandomVariableProvider
extends Object

Constructor Summary

Constructors

Constructor	Description
StableRandomVariableProvider()
StableRandomVariableProvider(String prefix)

Method Summary

Modifier and Type	Method	Description
StatementMatcher.Variable<org.eclipse.rdf4j.model.Value>	current()
StatementMatcher.Variable<org.eclipse.rdf4j.model.Value>	next()
static String	normalize(String inputQuery, List<? extends StatementMatcher.Variable> protectedVars, List<StatementMatcher> union)	Normalize the use of random variables in a SPARQL query so that the numbering of queries starts at 0 in increments of one.

Methods inherited from class java.lang.Object

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

Constructor Detail

StableRandomVariableProvider

public StableRandomVariableProvider()

StableRandomVariableProvider

public StableRandomVariableProvider(String prefix)

Method Detail

normalize

public static String normalize(String inputQuery,
                               List<? extends StatementMatcher.Variable> protectedVars,
                               List<StatementMatcher> union)

Normalize the use of random variables in a SPARQL query so that the numbering of queries starts at 0 in increments of one.

Parameters:

inputQuery - the query string that should be normalized

union -

Returns:

a normalized query string

next

public StatementMatcher.Variable<org.eclipse.rdf4j.model.Value> next()

current

public StatementMatcher.Variable<org.eclipse.rdf4j.model.Value> current()