| /* |
| * 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.creadur.tentacles; |
| |
| import java.io.File; |
| import java.io.FileFilter; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.regex.Pattern; |
| |
| import org.apache.creadur.tentacles.filter.Filters; |
| |
| public class FileSystem { |
| |
| private final Filters filters; |
| |
| public FileSystem() { |
| this.filters = new Filters(); |
| } |
| |
| public List<File> legalDocumentsUndeclaredIn(final File contents) { |
| return collect(contents, |
| this.filters.legalDocumentsUndeclaredIn(contents)); |
| } |
| |
| public List<File> legalDocumentsDeclaredIn(final File contents) { |
| return collect(contents, |
| this.filters.legalDocumentsDeclaredIn(contents)); |
| } |
| |
| public List<File> collect(final File dir, final String regex) { |
| return collect(dir, Pattern.compile(regex)); |
| } |
| |
| private List<File> collect(final File dir, final Pattern pattern) { |
| return collect(dir, new FileFilter() { |
| @Override |
| public boolean accept(final File file) { |
| return pattern.matcher(file.getAbsolutePath()).matches(); |
| } |
| }); |
| } |
| |
| public List<File> collect(final File dir, final FileFilter filter) { |
| final List<File> accepted = new ArrayList<File>(); |
| if (filter.accept(dir)) { |
| accepted.add(dir); |
| } |
| |
| final File[] files = dir.listFiles(); |
| if (files != null) { |
| for (final File file : files) { |
| accepted.addAll(collect(file, filter)); |
| } |
| } |
| |
| return accepted; |
| } |
| |
| public void mkparent(final File file) { |
| mkdirs(file.getParentFile()); |
| } |
| |
| public void mkdirs(final File file) { |
| |
| if (!file.exists()) { |
| |
| final boolean success = file.mkdirs(); |
| assert success : "mkdirs failed to create " + file; |
| |
| return; |
| } |
| |
| final boolean isDirectory = file.isDirectory(); |
| assert isDirectory : "Not a directory: " + file; |
| } |
| |
| public List<File> documentsFrom(final File repository) { |
| return collect(repository, this.filters.filesOnly()); |
| } |
| |
| public List<File> licensesFrom(final File directory) { |
| return collect(directory, this.filters.licensesOnly()); |
| } |
| |
| public List<File> noticesOnly(final File directory) { |
| return collect(directory, this.filters.noticesOnly()); |
| } |
| |
| public List<File> licensesDeclaredIn(final File contents) { |
| return collect(contents, this.filters.licensesDeclaredIn(contents)); |
| } |
| |
| public List<File> noticesDeclaredIn(final File contents) { |
| return collect(contents, this.filters.noticesDeclaredIn(contents)); |
| } |
| |
| public List<File> archivesInPath(final File file, |
| final String fileRepositoryPathNameFilter) { |
| return collect(file, this.filters.archivesInPath(fileRepositoryPathNameFilter)); |
| } |
| } |