001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 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 * Contributors: 017 * bstefanescu 018 * 019 * $Id$ 020 */ 021 022package org.nuxeo.ecm.platform.rendering.fm.extensions; 023 024import java.util.HashMap; 025import java.util.Map; 026 027/** 028 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a> 029 */ 030public class BlockWriterRegistry { 031 032 protected final Map<String, BlockWriter> blockMap = new HashMap<>(); 033 034 public void addBlock(String name, BlockWriter bw) { 035 @SuppressWarnings("resource") 036 BlockWriter existingBw = blockMap.get(name); 037 if (existingBw != null) { 038 // get the base block and set its superBlock 039 if (existingBw.baseBlock != null) { 040 existingBw.baseBlock.superBlock = bw; 041 existingBw.baseBlock = bw; 042 } else { 043 existingBw.superBlock = bw; 044 existingBw.baseBlock = bw; 045 } 046 } else { 047 blockMap.put(name, bw); 048 } 049 } 050 051 public BlockWriter getBlock(String name) { 052 return blockMap.get(name); 053 } 054 055}