// need to validate ID tokens, but do not need to initiate login flows,
	// and since we aren't sure what to put in authorization_endpoint yet,
	// we will omit this field until someone files a bug.
	// AuthzEndpoint string   `json:"authorization_endpoint"`                // REQUIRED in OIDC; but useless to relying parties.

		// TODO(hanxiaop): I think experimental version still has issues, so we keep the old version for now.
		version.XdsVersionCommand(ctx),
		// TODO(hanxiaop): this is kept for some releases in case someone is using it.
		proxystatus.XdsStatusCommand(ctx),
	}
	troubleshootingCommands := []*cobra.Command{
		version.NewVersionCommand(ctx),
		proxystatus.StableXdsStatusCommand(ctx),
	}

}

type fakeConnection struct {
	httpstream.Connection
}

// Dial is the common functionality between any stream based upgrader, regardless of protocol.
// This method ensures that someone can use a generic stream executor without being dependent
// on the core Kube client config behavior.
func TestDial(t *testing.T) {
	upgrader := &fakeUpgrader{
		t:             t,
		checkResponse: true,

	// Ensure the value being sent is kept alive until the
	// receiver copies it out. The sudog has a pointer to the
	// stack object, but sudogs aren't considered as roots of the
	// stack tracer.
	KeepAlive(ep)

	// someone woke us up.
	if mysg != gp.waiting {
		throw("G waiting list is corrupted")
	}
	gp.waiting = nil
	gp.activeStackChans = false
	closed := !mysg.success
	gp.param = nil
	if mysg.releasetime > 0 {

    // Run verificationTask when someone runs check
    check.get().dependsOn(this)
}
----
=====
[.multi-language-sample]
=====
[source,groovy]
----
def check = tasks.register("check")
tasks.register("verificationTask") { verificationTask ->
    // Configure verificationTask

    // Run verificationTask when someone runs check
    check.get().dependsOn verificationTask
}

		}
	}
	localFileName := filepath.Join(u.dir.LocalDir(), "local."+expiryDate+".json")
	uploadFileName := filepath.Join(u.dir.LocalDir(), expiryDate+".json")

	/* Prepare to write files */
	// if either file exists, someone has been here ahead of us
	// (there is still a race, but this check shortens the open window)
	if _, err := os.Stat(localFileName); err == nil {
		u.deleteFiles(countFiles)

    private Loader storeIfAbsent(ProtectionDomain domain, Loader newLoader) {
        Loader oldLoader = loaders.putIfAbsent(domain, newLoader);
        if (oldLoader != null) {
            // Discard the new loader, someone beat us with storing it.
            IoActions.closeQuietly(newLoader);
            return oldLoader;
        }
        return newLoader;
    }

    @Override
    public void close() {

        }

        adder.run();
    }

    private Plugin<?> producePluginInstance(Class<?> pluginClass) {
        // This insanity is needed for the case where someone calls pluginContainer.add(new SomePlugin())
        // That is, the plugin container has the instance that we want, but we don't think (we can't know) it has been applied

                DirectoryProperty reportsDir = extension.getReportsDirectory();
                reportTask.getReports().all(action(report -> {
                    // For someone looking for the difference between this and the duplicate code above
                    // this one uses the `testTaskProvider` and the `reportTask`. The other just
                    // uses the `reportTask`.

# OpenAPI Callbacks

You could create an API with a *path operation* that could trigger a request to an *external API* created by someone else (probably the same developer that would be *using* your API).