return preSignV4Values, ErrNone
}

// Parses signature version '4' header of the following form.
//
//	Authorization: algorithm Credential=accessKeyID/credScope, \
//	        SignedHeaders=signedHeaders, Signature=signature
func parseSignV4(v4Auth string, region string, stype serviceType) (sv signValues, aec APIErrorCode) {
	// credElement is fetched first to skip replacing the space in access key.

    /**
     * Parses the given ParserRequest to create an EncryptInvokerRequest.
     * This method is responsible for interpreting the contents of the ParserRequest
     * and constructing the appropriate EncryptInvokerRequest object for encryption operations.
     *
     * @param parserRequest the request containing all necessary information for parsing
     * @return the parsed EncryptInvokerRequest

/**
 * Service interface to parse {@link Version} and {@link VersionRange}.
 *
 * @since 4.0.0
 */
@Experimental
public interface VersionParser extends Service {

    /**
     * Parses the specified version string, for example "1.0".
     *
     * @param version the version string to parse, must not be {@code null}
     * @return the parsed version, never {@code null}

 *
 * @since 4.0.0
 */
@Experimental
public interface MavenParser<R extends MavenInvokerRequest<? extends MavenOptions>> extends Parser<R> {
    /**
     * Parses the given {@link ParserRequest} to create a {@link MavenInvokerRequest}.
     * This method is responsible for interpreting the contents of the ParserRequest
     * and constructing the appropriate {@link MavenInvokerRequest} object for Maven operations.
     *

            map.put(parser.getName(), parse(parser, toType));
        }
        return map;
    }

    /**
     * Parses a sequence of XML elements and converts them to the appropriate {@link Collection} type.
     *
     * @param parser The XML parser
     * @return Converted Collection instance
     */

		if err != nil {
			return nil, err
		}

		qosEnv := target.EnvMQTTQoS
		if k != config.Default {
			qosEnv = qosEnv + config.Default + k
		}

		// Parse uint8 value
		qos, err := strconv.ParseUint(env.Get(qosEnv, kv.Get(target.MqttQoS)), 10, 8)
		if err != nil {
			return nil, err
		}

		topicEnv := target.EnvMQTTTopic
		if k != config.Default {

     */
    @Nonnull
    Model parse(@Nonnull Source source, @Nullable Map<String, ?> options) throws ModelParserException;

    /**
     * Locate and parse the model in the specified directory.
     * This is equivalent to {@code locate(dir).map(s -> parse(s, options))}.
     *
     * @param dir the directory to locate the pom for, never {@code null}

   * #withDefaultPort(int)} to patch in a default value.
   *
   * @param hostPortString the input string to parse.
   * @return if parsing was successful, a populated HostAndPort object.
   * @throws IllegalArgumentException if nothing meaningful could be parsed.
   */
  @CanIgnoreReturnValue // TODO(b/219820829): consider removing
  public static HostAndPort fromString(String hostPortString) {

	// Parse the first token as a decimal integer.
	n, perr := strconv.ParseInt(nStr, 10, 0) // Intentionally parse as native int
	if perr != nil || n < 5 || n > int64(len(s)) {
		return "", "", s, ErrHeader
	}
	n -= int64(len(nStr) + 1) // convert from index in s to index in rest
	if n <= 0 {
		return "", "", s, ErrHeader
	}

	// Extract everything between the space and the final newline.

Aditya Manthramurthy <******@****.***> 1716591923 -0700