//                                                                        ============
    protected String convertEmptyToNull(String value) {
        return (value != null && value.length() == 0) ? null : value;
    }

    // ===================================================================================
    //                                                                              Source

    builder.put("a", 5);
    builder.orderKeysBy(
        new Ordering<String>() {
          @Override
          public int compare(String left, String right) {
            return left.length() - right.length();
          }
        });
    builder.put("cc", 4);
    builder.put("a", 2);
    builder.put("bb", 6);
    ImmutableSetMultimap<String, Integer> multimap = builder.build();

      builder.add(BEFORE_FIRST);
      builder.add(elements);
      builder.add(AFTER_LAST);
      return builder.build().asList().subList(1, elements.length + 1);
    }
  }

  public static class ImmutableSortedSetSubsetAsListSubListGenerator
      extends TestStringListGenerator {
    @Override
    protected List<String> create(String[] elements) {

                new PrintWriter(System.out) {

                    @Override
                    public void print(Object o) {

                        String string = o.toString();
                        int i = string.length() - 1;
                        while (i >= 0) {
                            char c = string.charAt(i);
                            if (c == '\n' || c == '\r' || c == ' ') i--;
                            else break;

                final PrunedTag tag = new PrunedTag(matcher.group(1));
                if (matcher.group(2) != null) {
                    final String attrPair = matcher.group(2).substring(1, matcher.group(2).length() - 1);
                    final Matcher equalMatcher = Pattern.compile("([\\w\\-]+)=(\\S+)").matcher(attrPair);
                    if (equalMatcher.matches()) {

                relatedContentMap.put(key, pair);
            }
            if (entity.getTerm().startsWith(regexPrefix)) {
                final String regex = entity.getTerm().substring(regexPrefix.length());
                if (StringUtil.isBlank(regex)) {
                    logger.warn("Unknown regex pattern: {}", entity.getTerm());
                } else {

    if (path.endsWith(".txt")) return "text/plain; charset=utf-8";
    return "application/octet-stream";
  }

  public static void main(String[] args) throws Exception {
    if (args.length != 4) {
      System.out.println("Usage: SampleServer <keystore> <password> <root file> <port>");
      return;
    }

    String keystoreFile = args[0];
    String password = args[1];

    private CurlRequest getCurlRequest(final String header) {
        if (StringUtil.isBlank(header)) {
            return null;
        }

        final String[] values = header.split(" ");
        if (values.length != 2) {
            return null;
        }

        final String path;
        if (values[1].startsWith("/")) {
            path = values[1];
        } else {
            path = "/" + values[1];

                        break;
                    } catch (Exception ex) { }
                }
            }
            if (handler == null) {
                for (int i = 0; i < JVM_VENDOR_DEFAULT_PKGS.length; i++) {
                    String className = JVM_VENDOR_DEFAULT_PKGS[i] + "." +
                            protocol + ".Handler";
                    try {
                        Class handlerClass = null;

                    typeArg.visitSignature(visitor);
                }
                visitor.visitText(">");
            }
            String suffix = getArraySuffix();
            if (suffix.length() > 0) {
                visitor.visitText(suffix);
            }
        }
    }

    public TypeMetaData setWildcard() {
        wildcard = true;
        return this;
    }