org.apache.xpath.functions
Class FuncSubstring
- ExpressionNode, ExpressionOwner, java.io.Serializable, SourceLocator, XPathVisitable
public class FuncSubstring
Execute the Substring() function.
asIterator, asIteratorRaw, asNode, assertion, bool, canTraverseOutsideSubtree, deepEquals, error, execute, execute, execute, execute, executeCharsToContentHandler, exprAddChild, exprGetChild, exprGetNumChildren, exprGetParent, exprSetParent, fixupVariables, getColumnNumber, getExpressionOwner, getLineNumber, getPublicId, getSystemId, isNodesetExpr, isStableNumber, num, warn, xstr |
checkNumberArgs
public void checkNumberArgs(int argNum)
throws WrongNumberArgsException Check that the number of arguments passed to this function is correct.
- checkNumberArgs in interface Function3Args
argNum - The number of arguments that is being passed to the function.
execute
public XObject execute(XPathContext xctxt)
throws javax.xml.transform.TransformerException Execute the function. The function must return
a valid object.
- execute in interface Function
xctxt - The current execution context.
Copyright B) 2005 Apache XML Project. All Rights Reserved.