| /* |
| * |
| * 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.royale.utils; |
| |
| import java.io.File; |
| |
| import org.apache.commons.io.FilenameUtils; |
| |
| /** |
| * Utility class to normalize filenames. All Files entering the driver |
| * should be run through this class |
| */ |
| public class FilenameNormalization |
| { |
| /** |
| * Normalizes an array of files. |
| * |
| * @see #normalize(File) |
| * @param files Array of files to normalize. |
| * @return Array of normalized files. |
| */ |
| public static File[] normalize(File[] files) |
| { |
| File[] result = new File[files.length]; |
| for (int i = 0; i < files.length; ++i) |
| { |
| result[i] = normalize(files[i]); |
| } |
| return result; |
| } |
| |
| /** |
| * Normalize a {@link File}. This method normalizes the case of the file path |
| * characters and then calls {@link FilenameUtils#normalize(String)}. |
| * @see FilenameUtils#normalize(String) |
| * @param f A file. |
| * @return The normalized File. |
| */ |
| public static File normalize(File f) |
| { |
| String caseNormalizedAbsPath = f.getAbsolutePath(); |
| return new File(FilenameUtils.normalize(caseNormalizedAbsPath)); |
| } |
| |
| /** |
| * Normalize a {@link String}. This method normalizes the case of the file |
| * path characters and then calls {@link FilenameUtils#normalize(String)}. |
| * |
| * @see FilenameUtils#normalize(String) |
| * @param path The fiel path. |
| * @return The normalized String. If the given path is already normalized, |
| * the original string object will be returned. |
| */ |
| public static String normalize(String path) |
| { |
| File f = new File(path); |
| String caseNormalizedAbsPath = f.getAbsolutePath(); |
| String normalized = FilenameUtils.normalize(caseNormalizedAbsPath); |
| |
| if (normalized == null) |
| return path; |
| |
| // If the path is already normalized, return the original string object |
| // to prevent duplicated string objects. |
| if (normalized.equals(path)) |
| return path; |
| else |
| return normalized; |
| } |
| |
| /** |
| * Determines whether a file path is in normalized form. |
| * |
| * @param path A file path. |
| * @return true if the path is normalized. |
| */ |
| public static boolean isNormalized(String path) |
| { |
| String normalizedPath = normalize(path); |
| return normalizedPath.equals(path); |
| } |
| |
| /** |
| * Get the normalized file path of a Java {@link File} object. |
| * |
| * @param file File object. |
| * @return Normalized file path. |
| */ |
| public static String normalizeFileToPath(File file) |
| { |
| return normalize(file.getAbsolutePath()); |
| } |
| } |