org.aksw.sparqlify.algebra.sparql.expr

Class E_SqlFunction

java.lang.Object

com.hp.hpl.jena.sparql.expr.ExprNode

com.hp.hpl.jena.sparql.expr.ExprFunction

org.aksw.sparqlify.algebra.sparql.expr.E_SqlFunction

All Implemented Interfaces:

com.hp.hpl.jena.sparql.expr.Expr

public class E_SqlFunction
extends com.hp.hpl.jena.sparql.expr.ExprFunction

Wraps a function and add an SQL datatype field.

Author:

Claus Stadler

Field Summary

Fields inherited from class com.hp.hpl.jena.sparql.expr.ExprFunction

funcSymbol, opSign

Fields inherited from interface com.hp.hpl.jena.sparql.expr.Expr

CMP_EQUAL, CMP_GREATER, CMP_INDETERMINATE, CMP_LESS, CMP_UNEQUAL

Constructor Summary

Constructors

Constructor and Description
E_SqlFunction(com.hp.hpl.jena.sparql.expr.ExprFunction exprFunction, SqlDatatype resultType)

Method Summary

Methods

Modifier and Type	Method and Description
com.hp.hpl.jena.sparql.expr.Expr	applyNodeTransform(com.hp.hpl.jena.sparql.graph.NodeTransform transform)
com.hp.hpl.jena.sparql.expr.Expr	copySubstitute(com.hp.hpl.jena.sparql.engine.binding.Binding binding, boolean foldConstants)
com.hp.hpl.jena.sparql.expr.NodeValue	eval(com.hp.hpl.jena.sparql.engine.binding.Binding binding, com.hp.hpl.jena.sparql.function.FunctionEnv env)
com.hp.hpl.jena.sparql.expr.Expr	getArg(int i)
SqlDatatype	getDatatype()
int	numArgs()
void	visit(com.hp.hpl.jena.sparql.expr.ExprVisitor visitor)

Methods inherited from class com.hp.hpl.jena.sparql.expr.ExprFunction

equals, getArgs, getFunction, getFunctionIRI, getFunctionName, getFunctionPrintName, getFunctionSymbol, getOpName, hashCode, isFunction

Methods inherited from class com.hp.hpl.jena.sparql.expr.ExprNode

asVar, copySubstitute, deepCopy, eval, getConstant, getExpr, getExprVar, getGraphPattern, getVarName, getVarNamesMentioned, getVarsMentioned, isConstant, isExpr, isGraphPattern, isSatisfied, isVariable, toString, varNamesMentioned, varsMentioned

Methods inherited from class java.lang.Object

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

Constructor Detail

E_SqlFunction

public E_SqlFunction(com.hp.hpl.jena.sparql.expr.ExprFunction exprFunction,
             SqlDatatype resultType)

Method Detail

getDatatype

public SqlDatatype getDatatype()

visit

public void visit(com.hp.hpl.jena.sparql.expr.ExprVisitor visitor)

getArg

public com.hp.hpl.jena.sparql.expr.Expr getArg(int i)

Specified by:

getArg in class com.hp.hpl.jena.sparql.expr.ExprFunction

numArgs

public int numArgs()

Specified by:

numArgs in class com.hp.hpl.jena.sparql.expr.ExprFunction

eval

public com.hp.hpl.jena.sparql.expr.NodeValue eval(com.hp.hpl.jena.sparql.engine.binding.Binding binding,
                                         com.hp.hpl.jena.sparql.function.FunctionEnv env)

Specified by:

eval in interface com.hp.hpl.jena.sparql.expr.Expr

Specified by:

eval in class com.hp.hpl.jena.sparql.expr.ExprNode

copySubstitute

public com.hp.hpl.jena.sparql.expr.Expr copySubstitute(com.hp.hpl.jena.sparql.engine.binding.Binding binding,
                                              boolean foldConstants)

Specified by:

copySubstitute in interface com.hp.hpl.jena.sparql.expr.Expr

Specified by:

copySubstitute in class com.hp.hpl.jena.sparql.expr.ExprNode

applyNodeTransform

public com.hp.hpl.jena.sparql.expr.Expr applyNodeTransform(com.hp.hpl.jena.sparql.graph.NodeTransform transform)

Specified by:

applyNodeTransform in interface com.hp.hpl.jena.sparql.expr.Expr

Specified by:

applyNodeTransform in class com.hp.hpl.jena.sparql.expr.ExprNode