| // Copyright 2008 The Apache Software Foundation |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package org.apache.tapestry5.internal.services; |
| |
| import org.apache.tapestry5.Block; |
| import org.apache.tapestry5.internal.structure.Page; |
| import org.apache.tapestry5.ioc.internal.util.CollectionFactory; |
| import org.apache.tapestry5.services.BeanBlockContribution; |
| import org.apache.tapestry5.services.BeanBlockOverrideSource; |
| |
| import java.util.Collection; |
| import java.util.Map; |
| |
| public class BeanBlockOverrideSourceImpl implements BeanBlockOverrideSource |
| { |
| private final RequestPageCache pageCache; |
| |
| private final Map<String, BeanBlockContribution> display = CollectionFactory.newCaseInsensitiveMap(); |
| |
| private final Map<String, BeanBlockContribution> edit = CollectionFactory.newCaseInsensitiveMap(); |
| |
| public BeanBlockOverrideSourceImpl(RequestPageCache pageCache, |
| Collection<BeanBlockContribution> configuration) |
| { |
| this.pageCache = pageCache; |
| |
| for (BeanBlockContribution contribution : configuration) |
| { |
| Map<String, BeanBlockContribution> map = contribution.isEdit() ? edit : display; |
| |
| map.put(contribution.getDataType(), contribution); |
| } |
| } |
| |
| public boolean hasDisplayBlock(String datatype) |
| { |
| return display.containsKey(datatype); |
| } |
| |
| public Block getDisplayBlock(String datatype) |
| { |
| return toBlock(display.get(datatype)); |
| } |
| |
| private Block toBlock(BeanBlockContribution contribution) |
| { |
| if (contribution == null) return null; |
| |
| Page page = pageCache.get(contribution.getPageName()); |
| |
| return page.getRootElement().getBlock(contribution.getBlockId()); |
| } |
| |
| public Block getEditBlock(String datatype) |
| { |
| return toBlock(edit.get(datatype)); |
| } |
| |
| } |