| /* |
| * 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.netbeans.modules.xml.jaxb.util; |
| |
| import java.io.File; |
| import java.net.URI; |
| |
| /** |
| * org.netbeans.spi.project.support.ant.PropertyUtils is not available as pub |
| * API yet. Use the code locally. |
| * |
| */ |
| public class FileSysUtil { |
| |
| private static String slashify(String path) { |
| if (path.endsWith(File.separator)) { |
| return path; |
| } else { |
| return path + File.separatorChar; |
| } |
| } |
| |
| public static String relativizeFile(File basedir, File file) { |
| if (basedir.isFile()) { |
| throw new IllegalArgumentException("Cannot relative w.r.t. a data file " + basedir); // NOI18N |
| } |
| if (basedir.equals(file)) { |
| return "."; // NOI18N |
| } |
| StringBuffer b = new StringBuffer(); |
| File base = basedir; |
| String filepath = file.getAbsolutePath(); |
| while (!filepath.startsWith(slashify(base.getAbsolutePath()))) { |
| base = base.getParentFile(); |
| if (base == null) { |
| return null; |
| } |
| if (base.equals(file)) { |
| b.append(".."); // NOI18N |
| return b.toString(); |
| } |
| b.append("../"); // NOI18N |
| } |
| URI u = base.toURI().relativize(file.toURI()); |
| assert !u.isAbsolute() : u + " from " + basedir + " and " + file + " with common root " + base; |
| b.append(u.getPath()); |
| if (b.charAt(b.length() - 1) == '/') { |
| // file is an existing directory and file.toURI ends in / |
| // we do not want the trailing slash |
| b.setLength(b.length() - 1); |
| } |
| return b.toString(); |
| } |
| |
| public static boolean isAbsolutePath(File file){ |
| return file.isAbsolute(); |
| } |
| |
| public static String Absolute2RelativePathStr(File base, File absPath){ |
| String relPath = null; |
| if (isAbsolutePath(absPath)){ |
| relPath = relativizeFile(base, absPath); |
| } else { |
| relPath = absPath.getPath(); |
| } |
| |
| return relPath; |
| } |
| |
| public static File Relative2AbsolutePath(File base, String relPath){ |
| File relPathFile = new File(relPath); |
| File absPath = null; |
| if (!isAbsolutePath(relPathFile)){ |
| absPath = new File(base, relPath); |
| } else { |
| absPath = relPathFile; |
| } |
| |
| return absPath; |
| } |
| } |