code: /*
   * 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.
   */
  /*
   * $Id$
   */
  package org.apache.xpath.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);
  }
  