}

        // Check against allowed patterns
        for (String allowedPattern : DEFAULT_ALLOWED_PATTERNS) {
            if (allowedPattern.endsWith("*")) {
                String prefix = allowedPattern.substring(0, allowedPattern.length() - 1);
                if (className.startsWith(prefix)) {
                    return ObjectInputFilter.Status.ALLOWED;
                }
            } else if (className.equals(allowedPattern)) {

        // Remove redundant slashes
        path = path.replaceAll("\\\\+", "\\\\");

        // Remove trailing slash unless it's root
        if (path.length() > 1 && path.endsWith("\\")) {
            path = path.substring(0, path.length() - 1);
        }

        return path;
    }

    /**
     * Validates username
     *
     * @param username the username to validate

            String msg = "The expression ${" + expression + "} is deprecated.";
            if (newPrefix != null && !newPrefix.isEmpty()) {
                msg += " Please use ${" + newPrefix + expression.substring(bannedPrefix.length()) + "} instead.";
            }
            problems.add(new ModelProblemCollectorRequest(Severity.WARNING, Version.V20).setMessage(msg));
        }

        return value;
    }

        final int len = path.length();

        do {
            if (ri == rlast) {
                result[rlast] = path.substring(b);
                return;
            }
            if (i == len || path.charAt(i) == '\\') {
                result[ri] = path.substring(b, i);
                ri++;
                b = i + 1;
            }
        } while (i++ < len);

        } else {
          ""
        }

      // If the value is "quoted", drop the quotes.
      if (value.startsWith("\"") && value.endsWith("\"") && value.length >= 2) {
        value = value.substring(1, value.length - 1)
      }

      result.add(
        Cookie
          .Builder()
          .name(name)
          .value(value)
          .domain(url.host)
          .build(),
      )

    }
    List<String> parts = new ArrayList<>();
    for (String part : Splitter.on('_').split(constantName)) {
      if (!uppercaseAcronyms.contains(part)) {
        part = part.charAt(0) + Ascii.toLowerCase(part.substring(1));
      }
      parts.add(part);
    }
    return Joiner.on('-').join(parts);
  }

            if (version.endsWith(SNAPSHOT)) {
                String qualifier = snapshot.getTimestamp() + '-' + snapshot.getBuildNumber();
                version = version.substring(0, version.length() - SNAPSHOT.length()) + qualifier;
            }

            SnapshotVersion sv = new SnapshotVersion();
            sv.setClassifier(artifact.getClassifier());

                                if (index != null) {
                                    if (index.startsWith(".fess")) {
                                        indexObj.put("_index", index.substring(1));
                                    }
                                    if (index.endsWith("scheduled_job")) {
                                        resetJobs.set(true);
                                    }

     */
    public static String getExtension(final String path) {
        assertArgumentNotNull("path", path);

        final int extPos = path.lastIndexOf(".");
        if (extPos >= 0) {
            return path.substring(extPos + 1);
        }
        return null;
    }

    /**
     * Removes the extension from the path.
     *
     * @param path
     *            The path. Must not be {@literal null}.

        pin.startsWith("sha1/") -> {
          this.hashAlgorithm = "sha1"
          this.hash = pin.substring("sha1/".length).decodeBase64() ?: throw IllegalArgumentException("Invalid pin hash: $pin")
        }
        pin.startsWith("sha256/") -> {
          this.hashAlgorithm = "sha256"
          this.hash = pin.substring("sha256/".length).decodeBase64() ?: throw IllegalArgumentException("Invalid pin hash: $pin")
        }