* during artifact resolution, {@link #VALIDATION_LEVEL_MINIMAL} should be used to account for models of poor
     * quality. By default, models are validated in strict mode.
     *
     * @param validationLevel The level of validation to perform on processed models.
     * @return This request, never {@code null}.
     */

  /**
   * Start the service.
   *
   * <p>By default this method does nothing.
   */
  protected void startUp() throws Exception {}

  /**
   * Stop the service. This is guaranteed not to run concurrently with {@link #runOneIteration}.
   *
   * <p>By default this method does nothing.
   */
  protected void shutDown() throws Exception {}

  /**

   * efficient than iterating over the {@link #entrySet()} either explicitly or with {@code
   * entrySet().forEach(action)}.
   *
   * @since 21.0
   */
  default void forEachEntry(ObjIntConsumer<? super E> action) {
    checkNotNull(action);
    entrySet().forEach(entry -> action.accept(entry.getElement(), entry.getCount()));
  }

  // Comparison and hashing

  /**

 * MockWebServer. In cases where logic is particularly tricky, we use unit tests. This class makes
 * it easy to get sample values to use in such tests.
 *
 * This class is pretty fast and loose with default values: it attempts to provide values that are
 * well-formed, but doesn't guarantee values are internally consistent. Callers must take care to
 * configure the factory when sample values impact the correctness of the test.
 */

 * (GB, MB, kB) and using the patterns <code>#0.0</code> for numbers between 1 and 10
 * and <code>###0</code> for numbers between 10 and 1000+ by default.
 *
 * @see <a href="https://en.wikipedia.org/wiki/Metric_prefix">https://en.wikipedia.org/wiki/Metric_prefix</a>
 * @see <a href="https://en.wikipedia.org/wiki/Binary_prefix">https://en.wikipedia.org/wiki/Binary_prefix</a>

        // Local Repository
        //
        // 1. Use a value has been passed in via the configuration
        // 2. Use value in the resultant settings
        // 3. Use default value
        // ------------------------------------------------------------------------

        if (request.getLocalRepository() == null) {
            request.setLocalRepository(createLocalRepository(request));

                .groupId(c[0])
                .artifactId(c[1])
                .version(c[2])
                .executions(Collections.singletonList(PluginExecution.newBuilder()
                        .id("default-" + c[3])
                        .phase(phase)
                        .goals(Collections.singletonList(c[3]))
                        .location("", DefaultLifecycleRegistry.DEFAULT_LIFECYCLE_INPUT_LOCATION)

	defer cancel()

	for {
		select {
		case <-retryCtx.Done():
			// Caller context canceled or we timedout,
			// return false anyways for both situations.
			return false
		default:
			if lm.lock(id, source, isWriteLock) {
				return true
			}
			time.Sleep(time.Duration(r.Float64() * float64(lockRetryInterval)))
		}
	}
}

// Unlock unlocks the write lock.
//

	case nil:
	case errLockNotInitialized:
		dst.Code = dsync.RespLockNotInitialized
	case errLockConflict:
		dst.Code = dsync.RespLockConflict
	case errLockNotFound:
		dst.Code = dsync.RespLockNotFound
	default:
		dst.Code = dsync.RespErr
		dst.Err = err.Error()
	}
	return dst, nil
}

const (
	// Lock maintenance interval.
	lockMaintenanceInterval = 1 * time.Minute

	// Lock validity duration

# Envoy binary variables
ISTIO_ENVOY_BASE_URL="${ISTIO_ENVOY_BASE_URL:-https://storage.googleapis.com/istio-build/proxy}"

# If we are not using the default, assume its private and we need to authenticate
if [[ "${ISTIO_ENVOY_BASE_URL}" != "https://storage.googleapis.com/istio-build/proxy" ]]; then
  AUTH_HEADER="Authorization: Bearer $(gcloud auth print-access-token)"