Class BaseUri_1

java.lang.Object

net.sf.saxon.functions.AbstractFunction

net.sf.saxon.functions.SystemFunction

net.sf.saxon.functions.BaseUri_1

All Implemented Interfaces:

Callable, Function, GroundedValue, Item, Sequence

public class BaseUri_1
extends SystemFunction
implements Callable

This class implements the fn:base-uri() function in XPath 2.0

Constructor Summary

Constructors

Constructor	Description
BaseUri_1()

Method Summary

Modifier and Type	Method	Description
ZeroOrOne	call(XPathContext context, Sequence[] arguments)	Invoke the function
String	getCompilerName()	Get the (local) name of a class that can be used to generate bytecode for this system function

Methods inherited from class SystemFunction

dependsOnContextItem, dynamicCall, equals, export, exportAdditionalArguments, exportAttributes, fixArguments, getArity, getCardinality, getContextNode, getDescription, getDetails, getErrorCodeForTypeErrors, getFunctionItemType, getFunctionName, getIntegerBounds, getNetCost, getOperandRoles, getRequiredType, getResultItemType, getResultItemType, getRetainedStaticContext, getSpecialProperties, getStaticBaseUriString, getStreamerName, importAttributes, isTrustedResultType, makeCall, makeFunction, makeFunctionCall, makeOptimizedFunctionCall, resultIfEmpty, setArity, setDetails, setRetainedStaticContext, supplyTypeInformation, toShortString, toString, typeCheckCaller

Methods inherited from class AbstractFunction

atomize, deepEquals, effectiveBooleanValue, getAnnotations, getStringValue, getStringValueCS, isArray, isMap, makeNewContext, simplify, typeCheck

Methods inherited from class Object

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

Methods inherited from interface Function

getGenre

Methods inherited from interface GroundedValue

asIterable, concatenate, containsNode, materialize

Methods inherited from interface Item

getLength, head, isStreamed, itemAt, iterate, reduce, subsequence

Methods inherited from interface Sequence

makeRepeatable

Constructor Details

BaseUri_1

public BaseUri_1()

Method Details

call

public ZeroOrOne call(XPathContext context,
 Sequence[] arguments)
               throws XPathException

Description copied from interface: Function

Invoke the function

Specified by:

call in interface Callable

Specified by:

call in interface Function

Parameters:

context - the XPath dynamic evaluation context

arguments - the actual arguments to be supplied

Returns:

the result of invoking the function

Throws:

XPathException - if a dynamic error occurs within the function

getCompilerName

public String getCompilerName()

Description copied from class: SystemFunction

Get the (local) name of a class that can be used to generate bytecode for this system function

Overrides:

getCompilerName in class SystemFunction

Returns:

the name of a bytecode generation class, or null if there is no bytecode support for this function