* the operating system's default line separator. This method is equivalent to {@code
   * writeLines(lines, System.getProperty("line.separator"))}.
   *
   * @throws IOException if an I/O error occurs while writing to this sink
   */
  public void writeLines(Iterable<? extends CharSequence> lines) throws IOException {
    writeLines(lines, System.getProperty("line.separator"));
  }

  /**

        }
        return roleTypeList;
    }

    /**
     * Extracts role type information from file system response data.
     * Processes ACL (Access Control List) or POSIX file attributes to extract user and group information.
     *
     * @param responseData the response data containing file system metadata
     * @return a list of role type strings extracted from the file permissions
     */

        if (stereotype == null) {
            stereotype = new DefaultArtifactType(dependency.getType());
        }

        boolean system = dependency.getSystemPath() != null
                && !dependency.getSystemPath().isEmpty();

        Map<String, String> props = null;
        if (system) {
            props = Collections.singletonMap(MavenArtifactProperties.LOCAL_PATH, dependency.getSystemPath());
        }

        PrintStream originalErr = System.err;
        System.setErr(new PrintStream(errContent));

        try {
            String[] args = { "--invalidOption", "value" };
            Crawler.main(args);

            String error = errContent.toString();
            assertTrue(error.contains("invalidOption"));
        } finally {
            System.setErr(originalErr);
        }
    }

      String originalName = currentThread.getName();
      currentThread.setName("Crawler " + url);
      try {
        fetch(url);
      } catch (IOException e) {
        System.out.printf("XXX: %s %s%n", url, e);
      } finally {
        currentThread.setName(originalName);
      }
    }
  }

  public void fetch(HttpUrl url) throws IOException {

     * where the property value is defined.
     */
    enum Source {
        /**
         * Maven system properties. These properties are evaluated very early during the boot process,
         * typically set by Maven itself and flagged as readOnly=true or by users via maven-system.properties files.
         * System properties are initialized before the build starts and are available throughout the entire Maven

                        className = className.substring(0, className.length() - ".java".length());
                        LOGGER.info("Inspecting " + path + System.lineSeparator()
                            + "  package: " + packageName + System.lineSeparator()
                            + "  class: " + className);
                        if (dependencyPackages.contains(packageName)) {

     * Returns the input stream to be used for the Maven execution.
     * If not set, {@link System#in} will be used by default.
     *
     * @return the input stream, or null if not set
     */
    @Nullable
    InputStream stdIn();

    /**
     * Returns the output stream to be used for the Maven execution.
     * If not set, {@link System#out} will be used by default.
     *
     * @return the output stream, or null if not set

        expected[0] = 0x04; // buffer format
        System.arraycopy(dirName.getBytes(), 0, expected, 1, dirName.length());
        expected[dirName.length() + 1] = 0x00; // null terminator

        byte[] dst = new byte[100];
        int len = sdd.writeBytesWireFormat(dst, 0);

        assertEquals(expected.length, len);

        byte[] result = new byte[len];
        System.arraycopy(dst, 0, result, 0, len);

                byte[] addr = new byte[4];
                System.arraycopy(data, offset + 4, addr, 0, 4);
                return InetAddress.getByAddress(addr);
            } else if (family == 23) { // AF_INET6
                byte[] addr = new byte[16];
                System.arraycopy(data, offset + 8, addr, 0, 16);
                return InetAddress.getByAddress(addr);
            }
        } catch (Exception e) {