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    1   /**
    2    * Copyright (c) 2008-2011, http://www.snakeyaml.org
    3    *
    4    * Licensed under the Apache License, Version 2.0 (the "License");
    5    * you may not use this file except in compliance with the License.
    6    * You may obtain a copy of the License at
    7    *
    8    *     http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16
    17  package org.yaml.snakeyaml.parser;
    18
    19  import org.yaml.snakeyaml.events.Event;
    20
    21  /**
    22   * Helper for {@link ParserImpl}. A grammar rule to apply given the symbols on
    23   * top of its stack and the next input token
    24   *
    25   * @see http://en.wikipedia.org/wiki/LL_parser
    26   */
    27  interface Production {
    28      public Event produce();
    29  }