/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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: SubContextList.java 468655 2006-10-28 07:12:06Z minchau $
*/
package org.apache.xpath.axes;
import org.apache.xpath.XPathContext;
/**
* A class that implements this interface is a sub context node list, meaning it
* is a node list for a location path step for a predicate.
* @xsl.usage advanced
*/
public interface SubContextList
{
/**
* Get the number of nodes in the node list, which, in the XSLT 1 based
* counting system, is the last index position.
*
*
* @param xctxt The XPath runtime context.
*
* @return the number of nodes in the node list.
*/
public int getLastPos(XPathContext xctxt);
/**
* Get the current sub-context position.
*
* @param xctxt The XPath runtime context.
*
* @return The position of the current node in the list.
*/
public int getProximityPosition(XPathContext xctxt);
}