// update function, making it ready for use.
func NewFromFunc[T any](ttl time.Duration, opts Opts, update func() (T, error)) *Cache[T] {
	return &Cache[T]{
		ttl:      ttl,
		updateFn: update,
		opts:     opts,
	}
}

// InitOnce initializes the cache with a TTL and an update function. It is
// guaranteed to be called only once.
func (t *Cache[T]) InitOnce(ttl time.Duration, opts Opts, update func() (T, error)) {
	t.Once.Do(func() {

	}
}

func saveKeyEtcdWithTTL(ctx context.Context, client *etcd.Client, key string, data []byte, ttl int64) error {
	timeoutCtx, cancel := context.WithTimeout(ctx, defaultContextTimeout)
	defer cancel()
	lease, err := client.Grant(timeoutCtx, ttl)
	if err != nil {
		return etcdErrToErr(err, client.Endpoints())
	}
	_, err = client.Put(timeoutCtx, key, string(data), etcd.WithLease(lease.ID))

    for (i in 0 until answerCount) {
      skipName(buf) // name

      val type = buf.readShort().toInt() and 0xffff
      buf.readShort() // class
      @Suppress("UNUSED_VARIABLE")
      val ttl = buf.readInt().toLong() and 0xffffffffL // ttl
      val length = buf.readShort().toInt() and 0xffff

      if (type == TYPE_A || type == TYPE_AAAA) {
        val bytes = ByteArray(length)
        buf.read(bytes)

				<configuration>
					<includes>
						<include>**/**Test.java</include>
					</includes>
					<systemPropertyVariables>
						<networkaddress.cache.ttl>-1</networkaddress.cache.ttl>
						<networkaddress.cache.negative.ttl>-1</networkaddress.cache.negative.ttl>
					</systemPropertyVariables>
					<properties>
						<property>
							<name>listener</name>
							<value>jcifs.tests.PrintingRunListener</value>

        CacheEntry ( long ttl ) {
            this.expiration = System.currentTimeMillis() + ttl * 1000L;
            this.map = new ConcurrentHashMap<>();
        }
    }

    private static class NegativeCacheEntry <T> extends CacheEntry<T> {

        /**
         * @param ttl
         */
        NegativeCacheEntry ( long ttl ) {
            super(ttl);
        }

    }

      LoadingCache<String, Integer> cache,
      CountingRemovalListener<String, Integer> removalListener,
      WatchedCreatorLoader loader,
      FakeTicker ticker,
      String keyPrefix,
      long ttl) {

    int shift1 = 10 + VALUE_PREFIX;
    loader.setValuePrefix(shift1);
    // fill with initial data
    for (int i = 0; i < 10; i++) {

      LoadingCache<String, Integer> cache,
      CountingRemovalListener<String, Integer> removalListener,
      WatchedCreatorLoader loader,
      FakeTicker ticker,
      String keyPrefix,
      long ttl) {

    int shift1 = 10 + VALUE_PREFIX;
    loader.setValuePrefix(shift1);
    // fill with initial data
    for (int i = 0; i < 10; i++) {

	commonInitialisms         = []string{"API", "ASCII", "CPU", "CSS", "DNS", "EOF", "GUID", "HTML", "HTTP", "HTTPS", "ID", "IP", "JSON", "LHS", "QPS", "RAM", "RHS", "RPC", "SLA", "SMTP", "SSH", "TLS", "TTL", "UID", "UI", "UUID", "URI", "URL", "UTF8", "VM", "XML", "XSRF", "XSS"}
	commonInitialismsReplacer *strings.Replacer
)

func init() {
	commonInitialismsForReplacer := make([]string, 0, len(commonInitialisms))

public class AzureAdAuthenticator implements SsoAuthenticator {

    private static final Logger logger = LogManager.getLogger(AzureAdAuthenticator.class);

    protected static final String AZUREAD_STATE_TTL = "aad.state.ttl";

    protected static final String AZUREAD_AUTHORITY = "aad.authority";

    protected static final String AZUREAD_TENANT = "aad.tenant";

		}

		err := store.saveMappedPolicy(ctx, cred.ParentUser, stsUser, false, mp, options{ttl: ttl})
		if err != nil {
			return time.Time{}, err
		}

		cache.iamSTSPolicyMap.Store(cred.ParentUser, mp)
	}

	u := newUserIdentity(cred)
	err := store.saveUserIdentity(ctx, accessKey, stsUser, u, options{ttl: ttl})
	if err != nil {
		return time.Time{}, err
	}