org.apache.xpath.functions
Class FuncNormalizeSpace

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.FuncNormalizeSpace

public class FuncNormalizeSpace

extends FunctionDef1Arg

Execute the normalize-space() function.

See Also:

Serialized Form

Usage:

**For advanced use only**

Constructor Summary

FuncNormalizeSpace()

Method Summary

XObject	execute(XPathContext xctxt) Execute the function.
void	executeCharsToContentHandler(XPathContext xctxt, ContentHandler handler) Execute an expression in the XPath runtime context, and return the result of the expression.

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, 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

FuncNormalizeSpace

public FuncNormalizeSpace()

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

executeCharsToContentHandler

public void executeCharsToContentHandler(XPathContext xctxt,
                                         ContentHandler handler)
                                  throws TransformerException,
                                         SAXException

Execute an expression in the XPath runtime context, and return the result of the expression.

Parameters:

xctxt - The XPath runtime context.

Returns:

The result of the expression in the form of a XObject.

Throws:

TransformerException - if a runtime exception occurs.

Overrides:

executeCharsToContentHandler in class Expression