public void close() {
        if (httpClient == null) {
            return;
        }
        if (logger.isDebugEnabled()) {
            logger.debug("Closing HcHttpClient...");
        }
        if (connectionMonitorTask != null) {
            connectionMonitorTask.cancel();
        }
        if (httpClient != null) {
            try {
                httpClient.close();

type WebhookTarget struct {
	activeRequests int64
	totalRequests  int64
	failedRequests int64

	lazyInit lazyInit

	id         event.TargetID
	args       WebhookArgs
	transport  *http.Transport
	httpClient *http.Client
	loggerOnce logger.LogOnce
	cancel     context.CancelFunc
	cancelCh   <-chan struct{}
}

// ID - returns target ID.
func (target *WebhookTarget) ID() event.TargetID {
	return target.id
}

			<artifactId>corelib</artifactId>
			<version>${corelib.version}</version>
		</dependency>
		<dependency>
			<groupId>org.codelibs.fesen.client</groupId>
			<artifactId>fesen-httpclient</artifactId>
			<version>${fesen.httpclient.version}</version>
		</dependency>
		<dependency>
			<groupId>org.lastaflute</groupId>
			<artifactId>lasta-di</artifactId>
			<version>${lasta.di.version}</version>
		</dependency>

    }
<% } %>
    mavenCentral()
}

dependencies {
    implementation 'commons-lang:commons-lang:2.5'
    implementation "commons-httpclient:commons-httpclient:3.0"
    implementation "commons-codec:commons-codec:1.2"
    implementation "org.slf4j:jcl-over-slf4j:1.7.10"
    implementation "org.codehaus:groovy:groovy-all:2.4.15"
    implementation "commons-codec:commons-codec:1.2"

	}
	return nil
}

// WebhookTarget - Webhook target.
type WebhookTarget struct {
	initOnce once.Init

	id         event.TargetID
	args       WebhookArgs
	transport  *http.Transport
	httpClient *http.Client
	store      store.Store[event.Event]
	loggerOnce logger.LogOnce
	cancel     context.CancelFunc
	cancelCh   <-chan struct{}

	addr string // full address ip/dns with a port number, e.g.  x.x.x.x:8080

		}
		scopeInfos = append(scopeInfos, si)
	}
	return scopeInfos, nil
}

type ControlzClient struct {
	baseURL    *url.URL
	httpClient *http.Client
}

func (c *ControlzClient) GetScopes() ([]*ScopeInfo, error) {
	var scopeInfos []*ScopeInfo
	resp, err := c.httpClient.Get(c.baseURL.String())
	if err != nil {
		return nil, err
	}
	defer resp.Body.Close()
	if resp.StatusCode != http.StatusOK {

            <artifactId>commons-lang</artifactId>
            <version>2.5</version>
        </dependency>
        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpclient</artifactId>
            <version>4.5.13</version>
        </dependency>
        <dependency>
            <groupId>commons-codec</groupId>
            <artifactId>commons-codec</artifactId>

	}
	region := globalSite.Region()
	for targetID, target := range evnot.targetList.TargetMap() {
		// httpclient target is part of ListenNotification
		// which doesn't need to be listed as part of the ARN list
		// This list is only meant for external targets, filter
		// this out pro-actively.
		if !strings.HasPrefix(targetID.ID, "httpclient+") {
			if onlyActive {
				if _, err := target.IsActive(); err != nil {
					continue
				}
			}

func RetrieveSpiffeBundleRootCerts(config map[string]string, caCertPool *x509.CertPool, retryTimeout time.Duration) (
	map[string][]*x509.Certificate, error,
) {
	httpClient := &http.Client{
		Timeout: time.Second * 10,
	}

	ret := map[string][]*x509.Certificate{}
	for trustDomain, endpoint := range config {
		if !strings.HasPrefix(endpoint, "https://") {

        container = new StandardCrawlerContainer();
        container.<HcHttpClient> prototype("internalHttpClient", HcHttpClient.class, client -> {
            client.setCookieSpec(CookieSpecs.BEST_MATCH);
        }).prototype("httpClient", FaultTolerantClient.class, client -> {
            client.setCrawlerClient(container.getComponent("internalHttpClient"));
            client.setMaxRetryCount(5);
            client.setRetryInterval(500);