* Mark a project as required and activated.
     * @param selector The selector of the project.
     */
    public void activateRequiredProject(String selector) {
        this.activations.add(new ProjectActivationSettings(selector, ActivationSettings.ACTIVATION_REQUIRED));
    }

    /**
     * Mark a project as optional and activated.
     * @param selector The selector of the project.
     */

                    label selector matches all objects. A null label selector matches
                    no objects.
                  properties:
                    matchExpressions:
                      description: matchExpressions is a list of label selector requirements.
                        The requirements are ANDed.
                      items:
                        description: A label selector requirement is a selector that

    boolean isMatchingProject(MavenProject project, String selector, File reactorDirectory) {
        // [groupId]:artifactId
        if (selector.contains(":")) {
            String id = ':' + project.getArtifactId();

            if (id.equals(selector)) {
                return true;
            }

            id = project.getGroupId() + id;

            return id.equals(selector);
        }

    }

    private void injectProxy(ProxySelector selector, List<ArtifactRepository> repositories) {
        if (repositories != null && selector != null) {
            for (ArtifactRepository repository : repositories) {
                repository.setProxy(getProxy(selector, repository));
            }
        }
    }

    private org.apache.maven.repository.Proxy getProxy(ProxySelector selector, ArtifactRepository repository) {

			WantException:  true,
		},
		{ // case 7
			Args:           strings.Split("jaeger --browser=false", " "),
			ExpectedOutput: "Error: no pods found with selector app=jaeger\n",
			WantException:  true,
		},
		{ // case 8
			Args:           strings.Split("kiali --browser=false", " "),
			ExpectedOutput: "Error: no pods found with selector app=kiali\n",

	}
	pod, _, err := getFirstPodFunc(client, namespace, selector, timeout, sortBy)
	if err != nil {
		return "", "", fmt.Errorf("no pods match %q", resname)
	}
	return pod.Name, namespace, nil
}

// SelectorsForObject is a fork of upstream function to add additional Istio type support
func SelectorsForObject(object runtime.Object) (namespace string, selector labels.Selector, err error) {
	switch t := object.(type) {

	envoy.PersistentFlags().StringVarP(&labelSelector, "selector", "l", "", "Label selector")
	envoy.PersistentFlags().IntVar(&proxyAdminPort, "ui-port", util.DefaultProxyAdminPort, "The component dashboard UI port.")
	dashboardCmd.AddCommand(envoy)

	proxy := proxyDashCmd(cliContext)
	proxy.PersistentFlags().StringVarP(&labelSelector, "selector", "l", "", "Label selector")

(document.getElementById(prefix))\n    return prefix\n  },\n\n  getSelectorFromElement(element) {\n    let selector = element.getAttribute('data-target')\n\n    if (!selector || selector === '#') {\n      const hrefAttr = element.getAttribute('href')\n      selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : ''\n    }\n\n    try {\n      return document.querySelector(selector) ? selector : null\n    } catch (err) {\n      return null\n    }\n  },\n\n  getTransitionDurationFromElement(element)...

                        }
                    }
                    boolean optional = false;
                    if (!selector.isEmpty() && selector.charAt(0) == '?') {
                        optional = true;
                        selector = selector.substring(1);
                    }
                    projectActivation.addProjectActivation(selector, active, optional);
                }

message NetworkPolicyPeer {
  // This is a label selector which selects Pods. This field follows standard label
  // selector semantics; if present but empty, it selects all pods.
  //
  // If NamespaceSelector is also set, then the NetworkPolicyPeer as a whole selects
  // the Pods matching PodSelector in the Namespaces selected by NamespaceSelector.
  // Otherwise it selects the Pods matching PodSelector in the policy's own Namespace.