// Prepare test data with long filename (255 characters)
        StringBuilder longName = new StringBuilder();
        for (int i = 0; i < 255; i++) {
            longName.append((char) ('a' + (i % 26)));
        }
        String expectedFilename = longName.toString();
        byte[] buffer = createValidBuffer(expectedFilename, "LONGNA~1.TXT", true);

        // Decode

        public Appendable append(@Nullable CharSequence csq, int start, int end)
            throws IOException {
          throw new IOException();
        }

        @Override
        public Appendable append(char c) throws IOException {
          throw new IOException();
        }
      };

  private static void checkResult(
      Joiner joiner, Iterable<? extends @Nullable Integer> parts, String expected) {

     * @throws EmptyArgumentException
     *             If the argument is <code>null</code> or an empty array.
     */
    public static void assertArgumentNotEmpty(final String argName, final char[] argValue) {
        if (ArrayUtil.isEmpty(argValue)) {
            throw new EmptyArgumentException(argName, "ECL0011", asArray(argName));
        }
    }

    /**

     */
    protected static String toPlainPattern(final String pattern) {
        final StringBuilder buf = new StringBuilder(pattern.length());
        for (int i = 0; i < pattern.length(); ++i) {
            final char ch = pattern.charAt(i);
            if (Character.isLetterOrDigit(ch) || Character.isWhitespace(ch)) {
                buf.append(ch);
            }
        }
        if (buf.indexOf("yy") == -1) {

@J2ktIncompatible
@GwtIncompatible
public final class InetAddresses {
  private static final int IPV4_PART_COUNT = 4;
  private static final int IPV6_PART_COUNT = 8;
  private static final char IPV4_DELIMITER = '.';
  private static final char IPV6_DELIMITER = ':';
  private static final CharMatcher IPV4_DELIMITER_MATCHER = CharMatcher.is(IPV4_DELIMITER);
  private static final CharMatcher IPV6_DELIMITER_MATCHER = CharMatcher.is(IPV6_DELIMITER);

    }

    private static final String[] LLM_LOG_PACKAGES =
            { "org.codelibs.fess.llm", "org.codelibs.fess.chat", "org.codelibs.fess.api.chat", "org.codelibs.fess.app.web.chat" };

    /**
     * Sets the log level for LLM-related packages.
     *
     * @param level the log level to set
     */
    public void setLlmLogLevel(final String level) {

    for (String edge : edges) {
      checkArgument(
          edge.length() == 2, "Expecting each edge to consist of 2 characters but got %s", edge);
      char node1 = edge.charAt(0);
      char node2 = edge.charAt(1);
      graphMapBuilder.put(node1, node2);
      if (!directed) {
        graphMapBuilder.put(node2, node1);
      }
    }

     * @param length the number of characters to use from the character array
     * @throws SAXException if a SAX error occurs during character processing
     */
    @Override
    public void characters(final char[] ch, final int start, final int length) throws SAXException {
        final String text = new String(ch, start, length);
        if (logger.isDebugEnabled()) {
            logger.debug("Text: content={}", text);
        }

      }
    }
  }

  @AndroidIncompatible // slow
  @GwtIncompatible // Floats.tryParse
  public void testTryParseAllCodePoints() {
    // Exercise non-ASCII digit test cases and the like.
    char[] tmp = new char[2];
    for (int i = Character.MIN_CODE_POINT; i < Character.MAX_CODE_POINT; i++) {
      Character.toChars(i, tmp, 0);
      checkTryParse(String.copyValueOf(tmp, 0, Character.charCount(i)));
    }
  }

      }
    }
  }

  @AndroidIncompatible // slow
  @GwtIncompatible // Floats.tryParse
  public void testTryParseAllCodePoints() {
    // Exercise non-ASCII digit test cases and the like.
    char[] tmp = new char[2];
    for (int i = Character.MIN_CODE_POINT; i < Character.MAX_CODE_POINT; i++) {
      Character.toChars(i, tmp, 0);
      checkTryParse(String.copyValueOf(tmp, 0, Character.charCount(i)));
    }
  }