de.fuberlin.wiwiss.d2rq.optimizer.expr

Class XSD

java.lang.Object

de.fuberlin.wiwiss.d2rq.optimizer.expr.XSD

public class XSD
extends Object

Constructor Summary

Constructors

Constructor and Description
XSD()

Method Summary

Methods

Modifier and Type	Method and Description
static Node	cast(Node numeric, RDFDatatype datatype)
static RDFDatatype	getNumericType(RDFDatatype lhs, RDFDatatype rhs)
static boolean	isNumeric(Node node)
static boolean	isNumeric(RDFDatatype datatype)
static boolean	isString(Node node)
static boolean	isSupported(RDFDatatype datatype)

Methods inherited from class java.lang.Object

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

Constructor Detail

XSD

public XSD()

Method Detail

getNumericType

public static RDFDatatype getNumericType(RDFDatatype lhs,
                         RDFDatatype rhs)

isNumeric

public static boolean isNumeric(Node node)

isNumeric

public static boolean isNumeric(RDFDatatype datatype)

cast

public static Node cast(Node numeric,
        RDFDatatype datatype)

isSupported

public static boolean isSupported(RDFDatatype datatype)

isString

public static boolean isString(Node node)