org.apache.xpath.functions
Class FuncStringLength

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.FuncStringLength

public class FuncStringLength

extends FunctionDef1Arg

Execute the StringLength() function.

See Also:

Serialized Form

Usage:

**For advanced use only**

Constructor Summary

FuncStringLength()

Method Summary

XObject

execute(XPathContext xctxt) Execute the function.

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

Arg0IsNodesetExpr, canTraverseOutsideSubtree, checkNumberArgs

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, isStableNumber, num, warn, xstr

Methods inherited from class java.lang.Object

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

Constructor Detail

FuncStringLength

public FuncStringLength()

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