org.apache.xpath.functions
Class FuncExtElementAvailable

java.lang.Object
  |
  +--org.apache.xpath.Expression
        |
        +--org.apache.xpath.functions.Function
              |
              +--org.apache.xpath.functions.FunctionOneArg
                    |
                    +--org.apache.xpath.functions.FuncExtElementAvailable

public class FuncExtElementAvailable

extends FunctionOneArg

Execute the ExtElementAvailable() function.

See Also:

Serialized Form

Usage:

**For advanced use only**

Constructor Summary

FuncExtElementAvailable()

Method Summary

XObject

execute(XPathContext xctxt) Execute the function.

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

callArgVisitors, canTraverseOutsideSubtree, checkNumberArgs, 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, isStableNumber, num, warn, xstr

Methods inherited from class java.lang.Object

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

Constructor Detail

FuncExtElementAvailable

public FuncExtElementAvailable()

Method Detail

execute

public XObject execute(XPathContext xctxt)
                throws TransformerException

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

Parameters:

xctxt - The current execution context.

Returns:

A valid XObject.

Throws:

TransformerException -

Overrides:

execute in class Function