001/*
002 * Copyright (C) 2009-2011 Mathias Doenitz
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.parboiled;
018
019/**
020 * Interface that can be implemented by classes containing action methods.
021 * If the class containing action methods implements this interface parboiled will use it to inform the
022 * instance of the current context, immediately before an action call.
023 */
024public interface ContextAware<V> {
025
026    /**
027     * Called immediately before any parser action method invocation. Informs the object containing the
028     * action about the context to be used for the coming action call.
029     *
030     * @param context the context
031     */
032    void setContext(Context<V> context);
033
034}