Пример #1
0
  // XXX dir.canWrite() has issues on Windows, so verify it directly:
  // http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6203387
  public static boolean isDirectoryWritable(File dir) {
    boolean isWritable = false;

    if (dir != null) {
      // new File("").isDirectory() is false, even though getAbsolutePath() returns the right path.
      // this resolves it
      dir = dir.getAbsoluteFile();

      if (dir.isDirectory()) {
        File file =
            new File(
                dir,
                String.format(
                    "pms_directory_write_test_%d_%d.tmp",
                    System.currentTimeMillis(), Thread.currentThread().getId()));

        try {
          if (file.createNewFile()) {
            if (isFileWritable(file)) {
              isWritable = true;
            }

            if (!file.delete()) {
              LOGGER.warn("Can't delete temporary test file: {}", file.getAbsolutePath());
            }
          }
        } catch (IOException | SecurityException ioe) {
        }
      }
    }

    return isWritable;
  }
Пример #2
0
  // XXX dir.canRead() has issues on Windows, so verify it directly:
  // http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6203387
  public static boolean isDirectoryReadable(File dir) {
    boolean isReadable = false;

    if (dir != null) {
      // new File("").isDirectory() is false, even though getAbsolutePath() returns the right path.
      // this resolves it
      dir = dir.getAbsoluteFile();

      if (dir.isDirectory()) {
        try {
          File[] files = dir.listFiles(); // null if an I/O error occurs
          isReadable = files != null;
        } catch (SecurityException se) {
        }
      }
    }

    return isReadable;
  }