/*
 * 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
 *
 *     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: NodeTestFilter.java,v 1.5 2004/02/17 04:35:37 minchau Exp $
 */
package com.sun.org.apache.xpath.internal.patterns;

/**
 * This interface should be implemented by Nodes and/or iterators,
 * when they need to know what the node test is before they do
 * getNextChild, etc.
 */
public interface NodeTestFilter
{

  /**
   * Set the node test for this filter.
   *
   *
   * @param nodeTest Reference to a NodeTest that may be used to predetermine 
   *                 what nodes to return.
   */
  void setNodeTest(NodeTest nodeTest);
}