| /* |
| * 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.myfaces.extensions.scripting.monitor.resources.file; |
| |
| import org.apache.myfaces.extensions.scripting.monitor.resources.ResourceResolver; |
| |
| import java.io.File; |
| |
| /** |
| * |
| */ |
| public class FileSystemResourceResolver implements ResourceResolver { |
| |
| private File rootDirectory; |
| |
| // ------------------------------------------ Constructors |
| |
| public FileSystemResourceResolver(File rootDirectory) { |
| if (rootDirectory == null) { |
| throw new IllegalArgumentException( |
| "The given root directory must not be null."); |
| } |
| |
| this.rootDirectory = rootDirectory; |
| } |
| |
| // ------------------------------------------ ResourceResolver methods |
| |
| public void resolveResources(ResourceCallback resourceHandler) { |
| resolveResources(resourceHandler, rootDirectory); |
| } |
| |
| private boolean resolveResources(ResourceCallback resourceHandler, File currentDirectory) { |
| File[] files = currentDirectory.listFiles(); |
| if (files != null) { |
| for (File file : files) { |
| if (file.isDirectory()) { |
| boolean shallContinue = resolveResources(resourceHandler, file); |
| if (!shallContinue) { |
| return false; |
| } |
| } else { |
| if (matches(file)) { |
| boolean shallContinue = resourceHandler.handle(new FileSystemResource(file)); |
| if (!shallContinue) { |
| return true; |
| } |
| } |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| // ------------------------------------------ Utility methods |
| |
| /** |
| * <p>Template method that enables subclasses to filter files, which means depending on the |
| * boolean value that this method returns, the given file will be processed or not (which |
| * again means, it will be forwarded to the resource handler).</p> |
| * |
| * @param file the file you may want to filter |
| * |
| * @return <code>true</code> if this file should be processed, <code>false</code> otherwise |
| */ |
| protected boolean matches(File file) { |
| return true; |
| } |
| |
| } |