org.aksw.sparqlify.core.cast

Class ExprSubstitutorSql

java.lang.Object

org.aksw.sparqlify.core.cast.ExprSubstitutorSql

All Implemented Interfaces:

ExprSubstitutor

public class ExprSubstitutorSql
extends Object
implements ExprSubstitutor

Substitutes expressions with their SQL equivalent. Substitutions are specified with expressions such as: ogc:intersects(?a, ?b) := typedLiteral(ST_INTERSECTS(?a, ?b), xsd:boolean) or more abstract: sparqlFunctionName(args) termCtorExpr(SQLFunctionName(args))

Author:

Claus Stadler

Constructor Summary

Constructors

Constructor and Description
ExprSubstitutorSql(TypeSystem typeSystem, ExprRewriteCollection exprRewrites)

Method Summary

Modifier and Type	Method and Description
SqlExpr	create(List<SqlExpr> expr) The result of this method depends on the given arguments and the registered SQL functions.

Methods inherited from class java.lang.Object

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

Constructor Detail

ExprSubstitutorSql

public ExprSubstitutorSql(TypeSystem typeSystem,
                          ExprRewriteCollection exprRewrites)

Method Detail

create

public SqlExpr create(List<SqlExpr> expr)

The result of this method depends on the given arguments and the registered SQL functions.

Specified by:

create in interface ExprSubstitutor