Module org.apache.jena.arq

Package org.apache.jena.sparql.expr

Class E_HasLang

java.lang.Object

org.apache.jena.sparql.expr.ExprNode

org.apache.jena.sparql.expr.ExprFunction

org.apache.jena.sparql.expr.ExprFunction1

org.apache.jena.sparql.expr.E_HasLang

All Implemented Interfaces:

Expr

public class E_HasLang
extends ExprFunction1

Does the argument have a language tag? It tests for a language tag for both rdf:langString and rdf:dirLangString.

Field Summary

Fields inherited from interface org.apache.jena.sparql.expr.Expr

CMP_EQUAL, CMP_GREATER, CMP_INDETERMINATE, CMP_LESS, CMP_UNEQUAL, NONE

Constructor Summary

Constructors

Constructor	Description
E_HasLang(Expr expr)

Method Summary

Modifier and Type	Method	Description
Expr	copy(Expr expr)
NodeValue	eval(NodeValue v)

Methods inherited from class org.apache.jena.sparql.expr.ExprFunction1

apply, applyNodeTransform, copySubstitute, eval, eval, getArg, getArg, hashCode, numArgs, visit

Methods inherited from class org.apache.jena.sparql.expr.ExprFunction

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

Methods inherited from class org.apache.jena.sparql.expr.ExprNode

asVar, deepCopy, equals, equalsBySyntax, getConstant, getExpr, getExprVar, getGraphPattern, getVarName, getVarsMentioned, isConstant, isExpr, isGraphPattern, isSatisfied, isVariable, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Details

E_HasLang

public E_HasLang(Expr expr)

Method Details

eval

public NodeValue eval(NodeValue v)

Specified by:

eval in class ExprFunction1

copy

public Expr copy(Expr expr)

Specified by:

copy in class ExprFunction1