/**

  * 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.

  */

 package org.apache.commons.cli2;

 import java.util.ListIterator;

 /**

  * An Option that can have an argument and/or group of child Options in the form

  * "-f <arg> [-a|-b|-c]".

  */

 public interface Parent extends Option {

     /**

      * Processes the parent part of the Option.  The combination of parent,

      * argument and children is handled by the process method.

      * @see Option#process(WriteableCommandLine, ListIterator)

      *

      * @param commandLine the CommandLine to write results to

      * @param args a ListIterator over argument strings positioned at the next

      *             argument to process

      * @throws OptionException if an error occurs while processing

      */

     void processParent(

         final WriteableCommandLine commandLine,

         final ListIterator args)

         throws OptionException;

 }