Package org.apache.xpath.functions

Class FuncNumber

java.lang.Object

org.apache.xpath.Expression

org.apache.xpath.functions.Function

org.apache.xpath.functions.FunctionOneArg

org.apache.xpath.functions.FunctionDef1Arg

org.apache.xpath.functions.FuncNumber

All Implemented Interfaces:

Serializable, SourceLocator, ExpressionNode, ExpressionOwner, XPathVisitable

public class FuncNumber
extends FunctionDef1Arg

Execute the Number() function.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
FuncNumber()

Method Summary

Modifier and Type	Method	Description
XObject	execute(XPathContext xctxt)	Execute the function.

Methods inherited from class org.apache.xpath.functions.FunctionDef1Arg

Arg0IsNodesetExpr, canTraverseOutsideSubtree, checkNumberArgs, getArg0AsNode, getArg0AsNumber, getArg0AsString, reportWrongNumberArgs

Methods inherited from class org.apache.xpath.functions.FunctionOneArg

callArgVisitors, deepEquals, fixupVariables, getArg0, getExpression, setArg, setExpression

Methods inherited from class org.apache.xpath.functions.Function

callVisitors, postCompileStep

Methods inherited from class org.apache.xpath.Expression

asIterator, asIteratorRaw, asNode, assertion, bool, error, execute, execute, execute, executeCharsToContentHandler, exprAddChild, exprGetChild, exprGetNumChildren, exprGetParent, exprSetParent, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isNodesetExpr, isSameClass, isStableNumber, num, warn, xstr

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

FuncNumber

public FuncNumber()

Method Details

execute

public XObject execute(XPathContext xctxt)
                throws TransformerException

Execute the function. The function must return a valid object.

Overrides:

execute in class Function

Parameters:

xctxt - The current execution context.

Returns:

A valid XObject.

Throws:

TransformerException