* (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)"

				body := cmdtesting.ObjBody(codec, attachDeploy("test"))
				return &http.Response{StatusCode: http.StatusOK, Header: cmdtesting.DefaultHeader(), Body: body}, nil
			default:
				t.Errorf("%s: unexpected request: %s %#v\n%#v", p, req.Method, req.URL, req)
				return nil, fmt.Errorf("unexpected request")
			}
		}),
	}

            options.addBooleanOption("-allow-script-in-comments", true);
            options.setFooter("<link rel=\"stylesheet\" href=\"https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/styles/default.min.css\">" +
                "<script src=\"https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js\"></script>" +

        }
        return artifactGeneratorFactories;
    }

    protected Map<String, ArtifactGeneratorFactory> createArtifactGeneratorFactories() {
        // by default none, this is extension point
        return new HashMap<>();
    }

    private Map<String, ArtifactDecoratorFactory> artifactDecoratorFactories;

    nsc("Namespace Controller")
    ksd--"External Istiod"-->nsc
    ksd--"External Istiod"-->iwhc

    df("Discovery Filter")

    axc("Auto Export Controller")

    mcfg("Mesh Config")
    dfc("Default Revision Controller")
```

As you can see, the landscape of controllers is pretty extensive at this point.