public class NamePart extends SystemFunction
Modifier and Type | Field and Description |
---|---|
static int |
DOCUMENT_URI |
static int |
GENERATE_ID |
static int |
LOCAL_NAME |
static int |
NAME |
static int |
NAMESPACE_URI |
static int |
NODE_NAME |
operation
argument
locationId, staticProperties
EVALUATE_METHOD, ITERATE_METHOD, PROCESS_METHOD
Constructor and Description |
---|
NamePart() |
Modifier and Type | Method and Description |
---|---|
int |
computeSpecialProperties()
Determine the special properties of this expression.
|
Item |
evaluateItem(XPathContext c)
Evaluate the function in a string context
|
static boolean |
isGenerateIdFunction(Expression exp)
Test whether an expression is a call on the generate-id() function
|
Expression |
simplify(StaticContext env)
Simplify and validate.
|
addContextDocumentArgument, checkArguments, computeCardinality, display, getDetails, getErrorCodeForTypeErrors, getItemType, getRequiredType, main, makeSystemFunction, setDetails, useContextItemAsDefault
checkArgumentCount, getArguments, getDisplayName, getFunctionNameCode, getNumberOfArguments, iterateSubExpressions, optimize, preEvaluate, promote, replaceSubExpression, setArguments, setFunctionNameCode, simplifyArguments, typeCheck
adoptChildExpression, checkPermittedContents, computeDependencies, computeStaticProperties, doPromotion, dynamicError, effectiveBooleanValue, evaluateAsString, getCardinality, getColumnNumber, getConstructType, getDependencies, getExecutable, getHostLanguage, getImplementationMethod, getInstructionInfo, getIntrinsicDependencies, getLineNumber, getLocationId, getLocationProvider, getParentExpression, getPublicId, getSlotsUsed, getSpecialProperties, getSystemId, hasBadParentPointer, iterate, markTailFunctionCalls, process, resetStaticProperties, setLocationId, setParentExpression, setParentExpression, suppressValidation, typeError
public static final int NAME
public static final int LOCAL_NAME
public static final int NAMESPACE_URI
public static final int GENERATE_ID
public static final int DOCUMENT_URI
public static final int NODE_NAME
public Expression simplify(StaticContext env) throws XPathException
simplify
in interface Expression
simplify
in class FunctionCall
env
- the static contextXPathException
- if an error is discovered during expression
rewritingpublic int computeSpecialProperties()
computeSpecialProperties
in class SystemFunction
public Item evaluateItem(XPathContext c) throws XPathException
evaluateItem
in interface Expression
evaluateItem
in class ComputedExpression
c
- The context in which the expression is to be evaluatedXPathException
- if any dynamic error occurs evaluating the
expressionpublic static boolean isGenerateIdFunction(Expression exp)
exp
- the expression to be tested