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java.lang.Objectnet.sf.saxon.expr.Expression
net.sf.saxon.expr.FunctionCall
net.sf.saxon.functions.SystemFunction
net.sf.saxon.functions.QNameFn
public class QNameFn
This class supports the fn:QName() function (previously named fn:expanded-QName())
| Field Summary |
|---|
| Fields inherited from class net.sf.saxon.functions.SystemFunction |
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operation |
| Fields inherited from class net.sf.saxon.expr.FunctionCall |
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argument |
| Fields inherited from class net.sf.saxon.expr.Expression |
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EFFECTIVE_BOOLEAN_VALUE, EVALUATE_METHOD, EVENT_FEED_METHOD, ITEM_FEED_METHOD, ITERATE_METHOD, locationId, MAX_SEQUENCE_LENGTH, MAX_STRING_LENGTH, PROCESS_METHOD, PUSH_SELECTION, staticProperties, UNBOUNDED_LOWER, UNBOUNDED_UPPER, WATCH_METHOD |
| Constructor Summary | |
|---|---|
QNameFn()
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| Method Summary | |
|---|---|
Item |
evaluateItem(XPathContext context)
Evaluate the expression |
Expression |
preEvaluate(ExpressionVisitor visitor)
Pre-evaluate a function at compile time. |
| Methods inherited from class net.sf.saxon.functions.SystemFunction |
|---|
addContextDocumentArgument, addDocToPathMap, checkArguments, computeCardinality, computeSpecialProperties, copy, equals, getDetails, getErrorCodeForTypeErrors, getImplementationMethod, getItemType, getOperation, getRequiredType, makeSystemFunction, optimize, setDetails, useContextItemAsDefault |
| Methods inherited from class net.sf.saxon.expr.FunctionCall |
|---|
addExternalFunctionCallToPathMap, checkArgumentCount, explain, getArguments, getDisplayName, getExpressionName, getFunctionName, getNumberOfArguments, hashCode, iterateSubExpressions, promote, replaceSubExpression, setArguments, setFunctionName, simplify, simplifyArguments, toString, typeCheck |
| Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
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public QNameFn()
| Method Detail |
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public Expression preEvaluate(ExpressionVisitor visitor)
throws XPathException
preEvaluate in class FunctionCallvisitor - an expression visitor
XPathException - if evaluation fails
public Item evaluateItem(XPathContext context)
throws XPathException
evaluateItem in class Expressioncontext - The context in which the expression is to be evaluated
XPathException - if any dynamic error occurs evaluating the
expression
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