001package org.apache.maven.doxia.module.confluence.parser; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022import java.util.List; 023 024import org.apache.maven.doxia.sink.Sink; 025 026/** 027 * <p>Abstract AbstractFatherBlock class.</p> 028 * 029 * @version $Id$ 030 */ 031public abstract class AbstractFatherBlock 032 implements Block 033{ 034 private List<Block> blocks; 035 036 /** 037 * <p>before.</p> 038 * 039 * @param sink the Sink to receive events. 040 */ 041 public abstract void before( Sink sink ); 042 043 /** 044 * <p>after.</p> 045 * 046 * @param sink the Sink to receive events. 047 */ 048 public abstract void after( Sink sink ); 049 050 /** 051 * <p>Constructor for AbstractFatherBlock.</p> 052 * 053 * @param childBlocks the child blocks. 054 */ 055 public AbstractFatherBlock( List<Block> childBlocks ) 056 { 057 if ( childBlocks == null ) 058 { 059 throw new IllegalArgumentException( "argument can't be null" ); 060 } 061 062 this.blocks = childBlocks; 063 } 064 065 /** {@inheritDoc} */ 066 public void traverse( Sink sink ) 067 { 068 before( sink ); 069 070 for ( Block block : blocks ) 071 { 072 block.traverse( sink ); 073 } 074 075 after( sink ); 076 } 077 078 /** 079 * <p>Getter for the field <code>blocks</code>.</p> 080 * 081 * @return a {@link java.util.List} object. 082 */ 083 public List<Block> getBlocks() 084 { 085 return blocks; 086 } 087}