Package org.basex.query.func.fn
Class FnRoundHalfToEven
- java.lang.Object
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- org.basex.query.expr.ExprInfo
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- org.basex.query.expr.Expr
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- org.basex.query.expr.ParseExpr
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- org.basex.query.expr.Arr
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- org.basex.query.func.StandardFunc
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- org.basex.query.func.fn.FnRound
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- org.basex.query.func.fn.FnRoundHalfToEven
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public final class FnRoundHalfToEven extends FnRound
Function implementation.- Author:
- BaseX Team 2005-23, BSD License, Christian Gruen
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Field Summary
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Fields inherited from class org.basex.query.func.StandardFunc
definition, sc
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Constructor Summary
Constructors Constructor Description FnRoundHalfToEven()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Item
item(QueryContext qc, InputInfo ii)
Evaluates the expression and returns the resulting item, orEmpty.VALUE
if the expression yields an empty sequence.-
Methods inherited from class org.basex.query.func.StandardFunc
checkPerm, coerceFunc, compileData, copy, dataLock, defined, description, embed, equals, has, optFirst, optFirst, optimize, serialize, simplifyArgs, toBaseUri, toBindings, toCollation, toCollationOrDefault, toContent, toContent, toData, toDate, toDBNode, toEncodingOrNull, toFunction, toFunction, toIO, toIO, toMs, toName, toNodeOrAtomItem, toOptions, toOptions, toPath, toPath, toStr, toString, toXml, toZeroStr, updating, vacuous
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Methods inherited from class org.basex.query.expr.Arr
accept, allAreValues, arg, args, checkUp, compile, copyAll, count, exprSize, flatten, inline, inlineable, mayBePositional, removeEmpty, simplifyAll
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Methods inherited from class org.basex.query.expr.ParseExpr
adoptType, atomValue, checkAllUp, checkNoEmpty, checkNoEmpty, checkNoneUp, checkNoUp, checkType, checkType, checkUp, copyType, ctxValue, data, ebv, info, iter, refineType, seqType, size, test, toArray, toArray, toAtomItem, toB64, toB64, toB64OrNull, toBin, toBin, toBoolean, toBoolean, toBooleanOrFalse, toBytes, toBytes, toDouble, toDouble, toElem, toElem, toFloat, toFunction, toItem, toItem, toLong, toLong, toMap, toMap, toNode, toNode, toNodeOrNull, toNumber, toNumberOrNull, toQNm, toQNmOrNull, toString, toString, toStringOrNull, toToken, toToken, toTokenOrNull, toZeroToken, value
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Methods inherited from class org.basex.query.expr.Expr
arg, atomItem, atomIter, ddo, funcType, hasFreeVars, indexAccessible, isSimple, markTailCalls, mergeEbv, optimizePos, simplify, simplifyFor, typeCheck, uses, visitAll
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Methods inherited from class org.basex.query.expr.ExprInfo
toErrorString, toString
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Method Detail
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item
public Item item(QueryContext qc, InputInfo ii) throws QueryException
Description copied from class:Expr
Evaluates the expression and returns the resulting item, orEmpty.VALUE
if the expression yields an empty sequence. If this method is not implemented,Expr.value(QueryContext)
must be implemented instead.- Overrides:
item
in classFnRound
- Parameters:
qc
- query contextii
- input info (only required bySeq
instances, which have no input info)- Returns:
- item or
Empty.VALUE
- Throws:
QueryException
- query exception
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