public class XQueryEval extends StandardFunc
Modifier and Type | Class and Description |
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static class |
XQueryEval.XQueryOptions
XQuery options.
|
sc, sig
Constructor and Description |
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XQueryEval() |
Modifier and Type | Method and Description |
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boolean |
accept(ASTVisitor visitor)
Traverses this expression, notifying the visitor of declared and used variables,
and checking the tree for other recursive properties.
|
Iter |
iter(QueryContext qc)
Evaluates the expression and returns an iterator on the resulting items.
|
Value |
value(QueryContext qc)
Evaluates the expression and returns the resulting value.
|
arg, cache, checkAdmin, checkArity, checkCreate, checkData, checkPath, compile, copy, dataLock, dateTimeToMs, description, has, isFunction, isVacuous, oneOf, opt, optimize, plan, sameAs, serialize, toBindings, toCollation, toDBNode, toEncoding, toOptions, toPath, toString
allAreValues, checkUp, copyAll, count, exprSize, inline, oneIsEmpty, removable, toString
atomItem, atomValue, checkAtomic, checkNoEmpty, checkNoEmpty, checkNoneUp, checkNoUp, checkType, compBln, copyType, ctxValue, ebv, item, optPre, optPre, preEval, seqType, seqType, size, test, toArray, toArray, toAtomItem, toB64, toB64, toBin, toBin, toBoolean, toBoolean, toBytes, toBytes, toDouble, toDouble, toElem, toEmptyNode, toEmptyToken, toFloat, toFunc, toItem, toLong, toLong, toMap, toMap, toNode, toNode, toNumber, toQNm, toQNm, toToken, toToken
atomIter, data, hasFreeVars, indexAccessible, inlineAll, isEmpty, isValue, iterable, markTailCalls, optimizeEbv, typeCheck, uses, visitAll
public Iter iter(QueryContext qc) throws QueryException
Expr
Expr.item(QueryContext, InputInfo)
must be implemented
by an expression, as it may be called by this method.iter
in class ParseExpr
qc
- query contextQueryException
- query exceptionpublic final Value value(QueryContext qc) throws QueryException
Expr
value
in class ParseExpr
qc
- query contextQueryException
- query exceptionpublic boolean accept(ASTVisitor visitor)
Expr
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