/*
* Copyright (c) 2010 Mozilla Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
package nu.validator.htmlparser.common;
import org.xml.sax.SAXException;
/**
* An interface for intercepting information about the state transitions that
* the tokenizer is making.
*
* @version $Id$
* @author hsivonen
*/
public interface TransitionHandler {
/**
* This method is called for every tokenizer state transition.
*
* @param from
* the state the tokenizer is transitioning from
* @param to
* the state being transitioned to
* @param reconsume
* <code>true</code> if the current input character is going to
* be reconsumed in the new state
* @param pos
* the current index into the input stream
* @throws SAXException
* if something went wrong
*/
void transition(int from, int to, boolean reconsume, int pos)
throws SAXException;
}