| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.sling.superimposing.impl; |
| |
| import org.apache.sling.api.resource.AbstractResource; |
| import org.apache.sling.api.resource.Resource; |
| import org.apache.sling.api.resource.ResourceMetadata; |
| import org.apache.sling.api.resource.ResourceResolver; |
| |
| /** |
| * {@link SuperimposingResource} is provided by {@link SuperimposingResourceProviderImpl} instances. |
| * It delegates to an existing underlying resource but overrides the getPath() method to point to the superimposed path. |
| */ |
| public class SuperimposingResource extends AbstractResource implements Resource { |
| |
| private final Resource resource; |
| private final ResourceMetadata resourceMetadata; |
| private final String path; |
| |
| /** |
| * @param mappedResource Mapped resource |
| * @param path Path |
| */ |
| public SuperimposingResource(Resource mappedResource, String path) { |
| this.resource = mappedResource; |
| |
| // make a copy of resource metadata object |
| this.resourceMetadata = new ResourceMetadata(); |
| if (mappedResource.getResourceMetadata()!=null) { |
| this.resourceMetadata.putAll(mappedResource.getResourceMetadata()); |
| } |
| |
| this.path = path; |
| } |
| |
| public String getPath() { |
| return this.path; |
| } |
| |
| public String getResourceType() { |
| return resource.getResourceType(); |
| } |
| |
| public String getResourceSuperType() { |
| return resource.getResourceSuperType(); |
| } |
| |
| public ResourceMetadata getResourceMetadata() { |
| return this.resourceMetadata; |
| } |
| |
| public ResourceResolver getResourceResolver() { |
| return resource.getResourceResolver(); |
| } |
| |
| @Override |
| public <AdapterType> AdapterType adaptTo(Class<AdapterType> type) { |
| AdapterType adapted = super.adaptTo(type); |
| if (null == adapted) { |
| // fallback to adapt from mapped resource (although this may lead sometimes to unexpected results e.g. original JCR node) |
| adapted = resource.adaptTo(type); |
| } |
| return adapted; |
| } |
| |
| Resource getResource() { |
| return this.resource; |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuilder(getClass().getSimpleName()) |
| .append("[type=").append(getResourceType()) |
| .append(", path=").append(getPath()) |
| .append(", resource=[").append(getResource()).append("]]").toString(); |
| } |
| |
| } |