Package net.sf.saxon.expr.instruct
Class OriginalFunction
- java.lang.Object
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- net.sf.saxon.functions.AbstractFunction
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- net.sf.saxon.expr.instruct.OriginalFunction
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- All Implemented Interfaces:
Callable,ContextOriginator,Function,GroundedValue,Item,Sequence
public class OriginalFunction extends AbstractFunction implements Function, ContextOriginator
This class represents a function invoked using xsl:original from within an xs:override element.
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Constructor Summary
Constructors Constructor Description OriginalFunction(Component component)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Sequencecall(XPathContext context, Sequence[] args)Invoke the functionvoidexport(ExpressionPresenter out)Output information about this function item to the diagnostic explain() outputintgetArity()Get the arity of the functionComponentgetComponent()java.lang.StringgetContainingPackageName()Get the name of the package containing the functionjava.lang.StringgetDescription()Get a description of this function for use in error messages.FunctionItemTypegetFunctionItemType()Get the item type of the function itemStructuredQNamegetFunctionName()Get the name of the function, or null if it is anonymous-
Methods inherited from class net.sf.saxon.functions.AbstractFunction
atomize, deepEquals, effectiveBooleanValue, getAnnotations, getOperandRoles, getStringValue, getStringValueCS, isArray, isMap, isTrustedResultType, makeNewContext, simplify, typeCheck
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface net.sf.saxon.om.Function
deepEquals, getAnnotations, getGenre, getOperandRoles, isArray, isMap, isTrustedResultType, makeNewContext, toShortString
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Methods inherited from interface net.sf.saxon.om.GroundedValue
asIterable, concatenate, containsNode, effectiveBooleanValue, materialize
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Methods inherited from interface net.sf.saxon.om.Item
atomize, getLength, getStringValue, getStringValueCS, head, isStreamed, itemAt, iterate, reduce, subsequence
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Methods inherited from interface net.sf.saxon.om.Sequence
makeRepeatable
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Constructor Detail
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OriginalFunction
public OriginalFunction(Component component)
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Method Detail
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call
public Sequence call(XPathContext context, Sequence[] args) throws XPathException
Invoke the function- Specified by:
callin interfaceCallable- Specified by:
callin interfaceFunction- Parameters:
context- the XPath dynamic evaluation contextargs- the actual arguments to be supplied- Returns:
- the result of invoking the function
- Throws:
XPathException- if a dynamic error occurs within the function
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getFunctionItemType
public FunctionItemType getFunctionItemType()
Get the item type of the function item- Specified by:
getFunctionItemTypein interfaceFunction- Returns:
- the function item's type
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getFunctionName
public StructuredQName getFunctionName()
Get the name of the function, or null if it is anonymous- Specified by:
getFunctionNamein interfaceFunction- Returns:
- the function name, or null for an anonymous inline function
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getArity
public int getArity()
Get the arity of the function
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getDescription
public java.lang.String getDescription()
Get a description of this function for use in error messages. For named functions, the description is the function name (as a lexical QName). For others, it might be, for example, "inline function", or "partially-applied ends-with function".- Specified by:
getDescriptionin interfaceFunction- Returns:
- a description of the function for use in error messages
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getContainingPackageName
public java.lang.String getContainingPackageName()
Get the name of the package containing the function
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getComponent
public Component getComponent()
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export
public void export(ExpressionPresenter out) throws XPathException
Description copied from class:AbstractFunctionOutput information about this function item to the diagnostic explain() output- Specified by:
exportin interfaceFunction- Overrides:
exportin classAbstractFunction- Throws:
XPathException
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