java.io.Serializable
, javax.xml.transform.SourceLocator
, LocationProvider
, SaxonLocator
, EvaluableItem
, SequenceIterable
, InstructionInfo
, org.xml.sax.Locator
public class CodepointsToString extends SystemFunction
EVALUATE_METHOD, ITERATE_METHOD, locationId, PROCESS_METHOD, staticProperties
argument
operation
Constructor | Description |
---|---|
CodepointsToString() |
Modifier and Type | Method | Description |
---|---|---|
Item |
evaluateItem(XPathContext c) |
Evaluate
|
Expression |
preEvaluate(ExpressionVisitor visitor) |
Pre-evaluate a function at compile time.
|
static java.lang.CharSequence |
unicodeToString(SequenceIterator chars,
XPathContext context) |
Return the Unicode string corresponding to a given sequence of Unicode code values
|
addToPathMap, adoptChildExpression, checkForUpdatingSubexpressions, checkPermittedContents, computeDependencies, computeStaticProperties, display, doPromotion, dynamicError, effectiveBooleanValue, evaluateAsString, evaluatePendingUpdates, explain, findParentOf, getCardinality, getColumnNumber, getColumnNumber, getConstructType, getContainer, getDependencies, getExecutable, getHostLanguage, getImplementationMethod, getIntrinsicDependencies, getLineNumber, getLineNumber, getLocationId, getLocationProvider, getObjectName, getProperties, getProperty, getPublicId, getSlotsUsed, getSpecialProperties, getSystemId, getSystemId, hasLoopingSubexpression, implementsStaticTypeCheck, isUpdatingExpression, iterate, iterateEvents, markTailFunctionCalls, process, resetLocalStaticProperties, setContainer, setFiltered, setFlattened, setLocationId, staticTypeCheck, suppressValidation, typeError
addExternalFunctionCallToPathMap, checkArgumentCount, equals, explain, getArguments, getDisplayName, getFunctionName, getNumberOfArguments, hashCode, iterateSubExpressions, promote, replaceSubExpression, setArguments, setFunctionName, simplify, simplifyArguments, toString, typeCheck
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
addContextDocumentArgument, addDocToPathMap, checkArguments, computeCardinality, computeSpecialProperties, copy, getDetails, getErrorCodeForTypeErrors, getItemType, getRequiredType, makeSystemFunction, optimize, setDetails, useContextItemAsDefault
public Expression preEvaluate(ExpressionVisitor visitor) throws XPathException
preEvaluate
in class FunctionCall
visitor
- an expression visitorXPathException
public Item evaluateItem(XPathContext c) throws XPathException
evaluateItem
in interface EvaluableItem
evaluateItem
in class Expression
c
- The context in which the expression is to be evaluatedXPathException
- if any dynamic error occurs evaluating the
expressionpublic static java.lang.CharSequence unicodeToString(SequenceIterator chars, XPathContext context) throws XPathException
chars
- iterator delivering the characters as integer valuescontext
- the evaluation contextXPathException
- if any of the integers is not the codepoint of a valid XML character