* <li>{@literal zip} (WebLogic proprietary protocol, use {@literal jar} protocol for normal zip files)</li>
 * <li>{@literal code-source} (Oracle AS(OC4J) proprietary protocol)</li>
 * <li>{@literal vfsfile} (JBossAS5 proprietary protocol, alias for {@literal file})</li>
 * <li>{@literal vfszip} (JBossAS5 proprietary protocol)</li>
 * </ul>
 *
 * @author koichik
 * @see URLUtil#toCanonicalProtocol(String)

    File asciiFile = getTestFile("ascii.txt");
    File dir = asciiFile.getParentFile();
    assertTrue(Files.isDirectory().apply(dir));
    assertFalse(Files.isFile().apply(dir));

    assertFalse(Files.isDirectory().apply(asciiFile));
    assertTrue(Files.isFile().apply(asciiFile));
  }

  /** Returns a root path for the file system. */
  private static File root() {
    return File.listRoots()[0];
  }

        boolean hasWeb = false;
        boolean hasFile = false;
        for (final ProtocolType type : values) {
            if (type == ProtocolType.WEB) {
                hasWeb = true;
            } else if (type == ProtocolType.FILE) {
                hasFile = true;
            }
        }

        assertTrue("Should have WEB protocol type", hasWeb);

    File asciiFile = getTestFile("ascii.txt");
    File dir = asciiFile.getParentFile();
    assertTrue(Files.isDirectory().apply(dir));
    assertFalse(Files.isFile().apply(dir));

    assertFalse(Files.isDirectory().apply(asciiFile));
    assertTrue(Files.isFile().apply(asciiFile));
  }

  /** Returns a root path for the file system. */
  private static File root() {
    return File.listRoots()[0];
  }

    }

    @Override
    public Optional<Long> sizeIfKnown() {
      if (file.isFile()) {
        return Optional.of(file.length());
      } else {
        return Optional.absent();
      }
    }

    @Override
    public long size() throws IOException {
      if (!file.isFile()) {
        throw new FileNotFoundException(file.toString());
      }
      return file.length();
    }

    }

    @Override
    public Optional<Long> sizeIfKnown() {
      if (file.isFile()) {
        return Optional.of(file.length());
      } else {
        return Optional.absent();
      }
    }

    @Override
    public long size() throws IOException {
      if (!file.isFile()) {
        throw new FileNotFoundException(file.toString());
      }
      return file.length();
    }

                throw new FileAccessException("ECL0110", new Object[] { file.getAbsolutePath() });
            }
            properties = new Properties();
            store();
        } else if (!this.propertiesFile.isFile()) {
            throw new FileAccessException("ECL0111", new Object[] { file.getAbsolutePath() });
        }
        load();
    }

    /**
     * Reloads the properties from the specified path.
     *

            final File noImageFile = new File(outputFile.getAbsolutePath() + NOIMAGE_FILE_SUFFIX);
            if (!noImageFile.isFile() || systemHelper.getCurrentTimeAsLong() - noImageFile.lastModified() > noImageExpired) {
                if (noImageFile.isFile() && !noImageFile.delete()) {
                    logger.warn("Failed to delete {}", noImageFile.getAbsolutePath());
                }

                    if (outputFile.isFile() && !outputFile.delete()) {
                        logger.warn("Failed to delete output file: {}", outputFile.getAbsolutePath());
                    }
                    return false;
                }

                if (outputFile.isFile() && outputFile.length() == 0) {

                    logger.debug("generator path: {}", s);
                }
                return s;
            }).allMatch(s -> {
                final boolean found = new File(s).isFile();
                if (found && logger.isDebugEnabled()) {
                    logger.debug("{} is found.", s);
                }
                return found;
            });
        } else {