1 /*

     2  * reserved comment block

     3  * DO NOT REMOVE OR ALTER!

     4  */

     5 /*

     6  * Licensed to the Apache Software Foundation (ASF) under one or more

     7  * contributor license agreements.  See the NOTICE file distributed with

     8  * this work for additional information regarding copyright ownership.

     9  * The ASF licenses this file to You under the Apache License, Version 2.0

    10  * (the "License"); you may not use this file except in compliance with

    11  * the License.  You may obtain a copy of the License at

    12  *

    13  *      http://www.apache.org/licenses/LICENSE-2.0

    14  *

    15  * Unless required by applicable law or agreed to in writing, software

    16  * distributed under the License is distributed on an "AS IS" BASIS,

    17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    18  * See the License for the specific language governing permissions and

    19  * limitations under the License.

    20  */

    21 

    22 package com.sun.org.apache.xpath.internal.axes;

    23 

    24 import com.sun.org.apache.xpath.internal.XPathContext;

    25 

    26 /**

    27  * A class that implements this interface is a sub context node list, meaning it

    28  * is a node list for a location path step for a predicate.

    29  * @xsl.usage advanced

    30  */

    31 public interface SubContextList

    32 {

    33 

    34   /**

    35    * Get the number of nodes in the node list, which, in the XSLT 1 based

    36    * counting system, is the last index position.

    37    *

    38    *

    39    * @param xctxt The XPath runtime context.

    40    *

    41    * @return the number of nodes in the node list.

    42    */

    43   public int getLastPos(XPathContext xctxt);

    44 

    45   /**

    46    * Get the current sub-context position.

    47    *

    48    * @param xctxt The XPath runtime context.

    49    *

    50    * @return The position of the current node in the list.

    51    */

    52   public int getProximityPosition(XPathContext xctxt);

    53 }