err = errors.New("invalid ARN - unsupported account-id field")
		return arn, err
	}

	res := strings.SplitN(ps[5], "/", 2)
	if len(res) != 2 {
		err = errors.New("invalid ARN - resource does not contain a \"/\"")
		return arn, err
	}

	if res[0] != string(arnResourceTypeRole) {
		err = errors.New("invalid ARN: resource type is invalid")
		return arn, err
	}

// registering traced functions.
// Operations creation within a context can only be executed in that context
// (for now at least).
// Implementations of the context may contain some state e.g. an execution
// environment, a traced representation etc.
class AbstractContext {
 protected:
  enum AbstractContextKind { kGraph, kMlir, kEager, kTfrt, kTape, kOpHandler };

  /**
   * The collection must not throw {@code NullPointerException} on calls such as {@code
   * contains(null)} or {@code remove(null)}, but instead must return a simple {@code false}.
   */
  ALLOWS_NULL_QUERIES,
  ALLOWS_NULL_VALUES(ALLOWS_NULL_QUERIES),

  /**
   * Indicates that a collection disallows certain elements (other than {@code null}, whose validity

	// MINIO_KMS_SECRET_KEY_FILE - either to the argument passed to
	// the container or to a default string (e.g. "minio_master_key").
	//
	// We have to distinguish a explicit config from an implicit. Hence,
	// we unset the env. vars if they are set but empty or contain a path
	// which does not exist. The downside of this check is that if

   * collection is set to {@code null}. This is useful in determining the length of the collection
   * <i>only</i> if the caller knows that the collection does not contain any null elements.
   *
   * <p>This method returns the elements in the order they are returned by the collection's
   * iterator.
   *
   * <p>TODO(kevinb): support concurrently modified collections?
   *

  }

  /**
   * Returns an {@code UnsignedInteger} holding the value of the specified {@code String}, parsed as
   * an unsigned {@code int} value.
   *
   * @throws NumberFormatException if the string does not contain a parsable unsigned {@code int}
   *     value
   */
  public static UnsignedInteger valueOf(String string) {
    return valueOf(string, 10);
  }

  /**

   * collection is set to {@code null}. This is useful in determining the length of the collection
   * <i>only</i> if the caller knows that the collection does not contain any null elements.
   *
   * <p>This method returns the elements in the order they are returned by the collection's
   * iterator.
   *
   * <p>TODO(kevinb): support concurrently modified collections?
   *

              E e = itr2.next();
              if (!set1.contains(e)) {
                return e;
              }
            }
            return endOfData();
          }
        };
      }

      @Override
      public boolean contains(@Nullable Object object) {
        return set1.contains(object) || set2.contains(object);
      }

      @Override

 * instance of that type. In addition to implementing {@code Map}, the additional type-safe
 * operations {@link #putInstance} and {@link #getInstance} are available.
 *
 * <p>Like any other {@code Map<Class, Object>}, this map may contain entries for primitive types,
 * and a primitive type and its corresponding wrapper type may map to different values.
 *
 * <h3>Implementations</h3>
 *
 * <ul>
 *   <li>{@link ImmutableClassToInstanceMap}

   *   <li>{@code 0X}<i>HexDigits</i>
   *   <li>{@code #}<i>HexDigits</i>
   *   <li>{@code 0}<i>OctalDigits</i>
   * </ul>
   *
   * @throws NumberFormatException if the string does not contain a valid unsigned {@code int} value
   * @since 13.0
   */
  @CanIgnoreReturnValue
  public static int decode(String stringValue) {
    ParseRequest request = ParseRequest.fromString(stringValue);

    try {