Rounding

java.lang.Object
- net.sf.saxon.expr.Expression
- - net.sf.saxon.expr.FunctionCall
  - - net.sf.saxon.functions.SystemFunction
    - - net.sf.saxon.functions.Rounding

All Implemented Interfaces:

java.io.Serializable, javax.xml.transform.SourceLocator, LocationProvider, SaxonLocator, EvaluableItem, SequenceIterable, InstructionInfo, org.xml.sax.Locator
```
public final class Rounding
extends SystemFunction
```
This class supports the ceiling(), floor(), round(), and round-to-half-even() functions, and also the abs() function

See Also:

Serialized Form

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  static int ABS
  
  static int CEILING
  
  static int FLOOR
  
  static int HALF_EVEN
  
  static int ROUND
  - Fields inherited from class net.sf.saxon.expr.Expression
    EVALUATE_METHOD, ITERATE_METHOD, locationId, PROCESS_METHOD, staticProperties
  - Fields inherited from class net.sf.saxon.expr.FunctionCall
    argument
  - Fields inherited from class net.sf.saxon.functions.SystemFunction
    operation
- Constructor Summary
  
  Constructors
  Constructor Description
  
  Rounding()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  Item evaluateItem(XPathContext context)
  Evaluate the function
  - Methods inherited from class net.sf.saxon.expr.Expression
    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
  - Methods inherited from class net.sf.saxon.expr.FunctionCall
    addExternalFunctionCallToPathMap, checkArgumentCount, equals, explain, getArguments, getDisplayName, getFunctionName, getNumberOfArguments, hashCode, iterateSubExpressions, preEvaluate, promote, replaceSubExpression, setArguments, setFunctionName, simplify, simplifyArguments, toString, typeCheck
  - Methods inherited from class java.lang.Object
    clone, finalize, getClass, notify, notifyAll, wait, wait, wait
  - Methods inherited from class net.sf.saxon.functions.SystemFunction
    addContextDocumentArgument, addDocToPathMap, checkArguments, computeCardinality, computeSpecialProperties, copy, getDetails, getErrorCodeForTypeErrors, getItemType, getRequiredType, makeSystemFunction, optimize, setDetails, useContextItemAsDefault

Fields
Modifier and Type	Field	Description
`static int`	`ABS`
`static int`	`CEILING`
`static int`	`FLOOR`
`static int`	`HALF_EVEN`
`static int`	`ROUND`

Constructors
Constructor	Description
`Rounding()`

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Item`	`evaluateItem(XPathContext context)`	Evaluate the function

- Field Detail
  - FLOOR
```
public static final int FLOOR
```
    See Also:
    
    Constant Field Values
  - CEILING
```
public static final int CEILING
```
    See Also:
    
    Constant Field Values
  - ROUND
```
public static final int ROUND
```
    See Also:
    
    Constant Field Values
  - HALF_EVEN
```
public static final int HALF_EVEN
```
    See Also:
    
    Constant Field Values
  - ABS
```
public static final int ABS
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - Rounding
```
public Rounding()
```
- Method Detail
  - evaluateItem
```
public Item evaluateItem(XPathContext context)
                  throws XPathException
```
    Evaluate the function
    
    Specified by:
    
    evaluateItem in interface EvaluableItem
    
    Overrides:
    
    evaluateItem in class Expression
    
    Parameters:
    
    context - The context in which the expression is to be evaluated
    
    Returns:
    
    the node or atomic value that results from evaluating the expression; or null to indicate that the result is an empty sequence
    
    Throws:
    
    XPathException - if any dynamic error occurs evaluating the expression

Class Rounding

Field Summary

Fields inherited from class net.sf.saxon.expr.Expression

Fields inherited from class net.sf.saxon.expr.FunctionCall

Fields inherited from class net.sf.saxon.functions.SystemFunction

Constructor Summary

Method Summary

Methods inherited from class net.sf.saxon.expr.Expression

Methods inherited from class net.sf.saxon.expr.FunctionCall

Methods inherited from class java.lang.Object

Methods inherited from class net.sf.saxon.functions.SystemFunction

Field Detail

FLOOR

CEILING

ROUND

HALF_EVEN

ABS

Constructor Detail

Rounding

Method Detail

evaluateItem