return !h.Online
	}
	go sys.initHC(ep)
	return false
}

// markOffline sets endpoint to offline if network i/o timeout seen.
func (sys *BucketTargetSys) markOffline(ep *url.URL) {
	sys.hMutex.Lock()
	defer sys.hMutex.Unlock()
	if h, ok := sys.hc[ep.Host]; ok {
		h.Online = false
		sys.hc[ep.Host] = h
	}
}

func (sys *BucketTargetSys) initHC(ep *url.URL) {
	sys.hMutex.Lock()

// initialized when the provided function returns nil.

// Init represents the structure.
type Init struct {
	done uint32
	m    sync.Mutex
}

// Do is similar to sync.Once.Do - makes one successful
// call to the function. ie, it invokes the function
// if it is not successful yet.
func (l *Init) Do(f func() error) error {
	if atomic.LoadUint32(&l.done) == 0 {
		return l.do(f)
	}

    open val failStage: Boolean = true,
    init: BaseGradleBuildType.() -> Unit = {},
) : BuildType() {
    init {
        this.init()
    }
}

open class OsAwareBaseGradleBuildType(
    val os: Os,
    override val stage: Stage? = null,
    override val failStage: Boolean = true,
    init: BaseGradleBuildType.() -> Unit = {},

	}

	baseTestCases := []TestSuiteCommon{
		// Init and run test on ErasureSD backend with signature v4.
		{serverType: "ErasureSD", signer: signerV4},
		// Init and run test on ErasureSD backend, with tls enabled.
		{serverType: "ErasureSD", signer: signerV4, secure: true},
		// Init and run test on Erasure backend.
		{serverType: "Erasure", signer: signerV4},
		// Init and run test on ErasureSet backend.

    }) {
    val docsTests = testTypes.map { DocsTest(model, stage, os, testJava, it) }

    init {
        docsTests.forEach(this::buildType)
    }
}

class DocsTestTrigger(
    model: CIBuildModel,
    docsTestProject: DocsTestProject,
) : OsAwareBaseGradleBuildType(os = docsTestProject.os, init = {
        id("${asDocsTestId(model, docsTestProject.os)}_Trigger")
        name = docsTestProject.name + " (Trigger)"

			initBackgroundExpiry(GlobalContext, newObject)
		})

		bootstrapTrace("globalTransitionState.Init", func() {
			globalTransitionState.Init(newObject)
		})

		go func() {
			// Initialize transition tier configuration manager
			bootstrapTrace("globalTierConfigMgr.Init", func() {
				if err := globalTierConfigMgr.Init(GlobalContext, newObject); err != nil {
					bootLogIf(GlobalContext, err)
				}
			})

    - name: Compile with Gradle with Build Scan
      if: ${{ matrix.language == 'java' && github.repository_owner == 'gradle' }}
      run: ./gradlew --init-script .github/workflows/codeql-analysis.init.gradle -Ddevelocity.edge.discovery=false -DcacheNode=us -S testClasses -Dhttp.keepAlive=false
      env:
        # Set the DEVELOCITY_ACCESS_KEY so that a Build Scan is generated

// Close the target. Will cancel all active requests.
func (target *WebhookTarget) Close() error {
	target.cancel()
	return nil
}

func (target *WebhookTarget) init() error {
	return target.lazyInit.Do(target.initWebhook)
}

// Only called from init()
func (target *WebhookTarget) initWebhook() error {
	args := target.args
	transport := target.transport

	if args.ClientCert != "" && args.ClientKey != "" {

	}

	if m.MaxOpenConnections < 0 {
		return errors.New("maxOpenConnections cannot be less than zero")
	}

	return nil
}

// MySQLTarget - MySQL target.
type MySQLTarget struct {
	initOnce once.Init

	id         event.TargetID
	args       MySQLArgs
	updateStmt *sql.Stmt
	deleteStmt *sql.Stmt
	insertStmt *sql.Stmt
	db         *sql.DB
	store      store.Store[event.Event]
	firstPing  bool

	if n.QueueDir != "" {
		if !filepath.IsAbs(n.QueueDir) {
			return errors.New("queueDir path should be absolute")
		}
	}

	return nil
}

// NSQTarget - NSQ target.
type NSQTarget struct {
	initOnce once.Init

	id         event.TargetID
	args       NSQArgs
	producer   *nsq.Producer
	store      store.Store[event.Event]
	config     *nsq.Config
	loggerOnce logger.LogOnce
	quitCh     chan struct{}
}