// Save signature finally.
	req.URL.RawQuery += "&Signature=" + url.QueryEscape(signature)
	return nil
}

// Sign given request using Signature V2.
func signRequestV2(req *http.Request, accessKey, secretKey string) error {
	signer.SignV2(*req, accessKey, secretKey, false)
	return nil
}

// Sign given request using Signature V4.
func signRequestV4(req *http.Request, accessKey, secretKey string) error {

                    System.arraycopy(sk, 0, key, 0, Math.min(16, sk.length));
                    this.sessionKey = key;
                }

                boolean signed = response != null && response.isSigned();
                if (!anonymous && (isSignatureSetupRequired() || signed)) {
                    byte[] signingKey = ctx.getSigningKey();
                    if (signingKey != null && response != null) {

				"multipart/example",
				"multipart/form-data",
				"multipart/header-set",
				"multipart/mixed",
				"multipart/parallel",
				"multipart/related",
				"multipart/report",
				"multipart/signed",
				"multipart/voice-message",
				"text/x-actionscript",
				"text/x-ada",
				"text/x-applescript",
				"text/asp",
				"text/aspdotnet",
				"text/x-aspectj",
				"text/x-assembly",

    Android but isn’t!
 *  Fix: Change `CertificatePinner` to skip sanitizing the certificate chain
    when no certificates were pinned. This avoids an SSL failure in insecure
    “trust everyone” configurations, such as when talking to a development
    HTTPS server that has a self-signed certificate.


## Version 3.1.1

_2016-02-07_

 *  Fix: Don't crash when finding the trust manager if the Play Services (GMS)

		Description:    "Your key is too long",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrUnsignedHeaders: {
		Code:           "AccessDenied",
		Description:    "There were headers present in the request which were not signed",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrInvalidQueryParams: {
		Code:           "AuthorizationQueryParametersError",

	if t := vars.Get(peerRESTExecAt); t != "" {
		execAt, err := time.Parse(time.RFC3339Nano, vars.Get(peerRESTExecAt))
		if err != nil {
			logger.LogIf(GlobalContext, "signalservice", err)
			execAt = time.Now().Add(restartUpdateDelay)
		}
		if d := time.Until(execAt); d > 0 {
			time.Sleep(d)
		}
	}
	signal := serviceSignal(si)
	switch signal {
	case serviceRestart, serviceStop:

  // 'inputFuture'. That field is non-final and non-volatile. There are 2 places where the
  // 'inputFuture' field is read and where we will have to consider visibility of the write
  // operation in the constructor.
  //
  // 1. In the listener that performs the callback. In this case it is fine since inputFuture is

 * API</h2>
 *
 * <p>The successor to Guava's caching API is <a
 * href="https://github.com/ben-manes/caffeine/wiki">Caffeine</a>. Its API is designed to make it a
 * nearly drop-in replacement. Note that it is not available for Android or GWT/J2CL and that it may
 * have <a href="https://github.com/ben-manes/caffeine/wiki/Guava">different (usually better)

				}
				if st.pendingCount > 0 {
					res["repl-pending-"+tgt] = fmt.Sprintf("%d versions, %d bytes", st.pendingCount, st.pendingSize)
				}
			}
		}
		if !objPresent {
			// we return errIgnoreFileContrib to signal this function's
			// callers to skip this object's contribution towards
			// usage.
			return sizeSummary{}, errIgnoreFileContrib
		}
		return sizeS, nil
	}, scanMode, weSleep)
	if err != nil {

 * <a href="http://www.unicode.org/glossary/#supplementary_code_point">supplementary Unicode code
 * points</a> in the range {@code 0x10000} to {@code 0x10FFFF} which includes the majority of
 * assigned characters, including important CJK characters and emoji.
 *
 * <p>Supplementary characters are <a
 * href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html#supplementary">encoded