001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.language.simple.ast;
018
019/**
020 * A model which is a block, containing other nodes.
021 * <p/>
022 * This node will keep adding other nodes until no longer
023 * accepted, by returning <tt>false</tt> in the {@link #acceptAndAddNode(SimpleNode)} method.
024 */
025public interface Block extends SimpleNode {
026
027    /**
028     * Whether to accept and add the given node in this block.
029     *
030     * @param node the other node.
031     * @return <tt>true</tt> to accept and add to this block, <tt>false</tt> to end this block.
032     */
033    boolean acceptAndAddNode(SimpleNode node);
034
035}