/*
* reserved comment block
* DO NOT REMOVE OR ALTER!
*/
/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* $Id: FuncSubstring.java,v 1.2.4.1 2005/09/14 20:18:45 jeffsuttor Exp $
*/
/**
* Execute the Substring() function.
* @xsl.usage advanced
*/
{
/**
* Execute the function. The function must return
* a valid object.
* @param xctxt The current execution context.
* @return A valid XObject.
*
* @throws javax.xml.transform.TransformerException
*/
{
if (lenOfS1 <= 0)
return XString.EMPTYSTRING;
else
{
int startIndex;
{
// Double.MIN_VALUE doesn't work with math below
// so just use a big number and hope I never get caught.
start = -1000000;
startIndex = 0;
}
else
{
}
{
// Normalize end index.
if (end < 0)
end = 0;
if (startIndex > lenOfS1)
}
else
{
if (startIndex > lenOfS1)
}
}
}
/**
* Check that the number of arguments passed to this function is correct.
*
*
* @param argNum The number of arguments that is being passed to the function.
*
* @throws WrongNumberArgsException
*/
{
if (argNum < 2)
}
/**
* Constructs and throws a WrongNumberArgException with the appropriate
* message for this function object.
*
* @throws WrongNumberArgsException
*/
throw new WrongNumberArgsException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_TWO_OR_THREE, null)); //"2 or 3");
}
}