// cache because the periodic IAM reload is partial. The periodic load
		// here is to account for STS policy mapping changes that should apply
		// for service accounts derived from such STS accounts (i.e. LDAP STS
		// accounts).
		newCache.iamSTSPolicyMap.Range(func(k string, v MappedPolicy) bool {
			cache.iamSTSPolicyMap.Store(k, v)
			return true
		})

    if (delegate.isDone()) {
      return delegate;
    }
    return TimeoutFuture.create(delegate, time, unit, scheduledExecutor);
  }

  /**
   * Returns a new {@code Future} whose result is asynchronously derived from the result of the
   * given {@code Future}. If the given {@code Future} fails, the returned {@code Future} fails with
   * the same exception (and the function is not invoked).
   *

    EntryTransformer<K, V1, V2> transformer = (key, value) -> function.apply(value);
    return transformEntries(fromMultimap, transformer);
  }

  /**
   * Returns a view of a multimap whose values are derived from the original multimap's entries. In
   * contrast to {@link #transformValues}, this method's entry-transformation logic may depend on
   * the key as well as the value.
   *

    EntryTransformer<K, V1, V2> transformer = (key, value) -> function.apply(value);
    return transformEntries(fromMultimap, transformer);
  }

  /**
   * Returns a view of a multimap whose values are derived from the original multimap's entries. In
   * contrast to {@link #transformValues}, this method's entry-transformation logic may depend on
   * the key as well as the value.
   *

	isSvcAccForRequestor := targetUser == requestorUser || targetUser == requestorParentUser

	// If we are creating svc account for request sender, ensure
	// that targetUser is a real user (i.e. not derived
	// credentials).
	if isSvcAccForRequestor {
		if requestorIsDerivedCredential {
			if requestorParentUser == "" {
				writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx,

 *
 * You can customize a shared OkHttpClient instance with [newBuilder]. This builds a client that
 * shares the same connection pool, thread pools, and configuration. Use the builder methods to
 * add configuration to the derived client for a specific purpose.
 *
 * This example shows the single instance with default configurations.
 *
 * ```java
 * public final OkHttpClient client = new OkHttpClient.Builder()

// AssumeRoleWithCertificate case, the "virtual" parent user is the value of the
// `Subject.CommonName` field. For the OIDC (without RoleARN) case the "virtual"
// parent is derived as a concatenation of the `sub` and `iss` fields. The
// policies applicable to the STS credential are associated with this "virtual"
// parent.
//
// When a policyName is given to this function, the policy association is

import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * The concurrent hash map implementation built by {@link MapMaker}.
 *
 * <p>This implementation is heavily derived from revision 1.96 of <a
 * href="http://tinyurl.com/ConcurrentHashMap">ConcurrentHashMap.java</a>.
 *
 * @param <K> the type of the keys in the map
 * @param <V> the type of the values in the map

        // Set up deferred buffer chain to avoid NPE
        mockDeferredNdrBuffer.deferred = mockDeferredNdrBuffer; // Self-reference to avoid NPE
        lenient().when(mockNdrBuffer.derive(anyInt())).thenReturn(mockDeferredNdrBuffer);
        lenient().when(mockDeferredNdrBuffer.derive(anyInt())).thenReturn(mockDeferredNdrBuffer);

        // Set up lenient stubs for common operations to avoid unnecessary stubbing exceptions

        } else {
            throw new SmbUnsupportedOperationException("SMB3 required for encryption, negotiated: " + dialect);
        }

        try {
            // Derive encryption and decryption keys using SMB3 KDF
            final int dialectInt = dialect.getDialect();
            final byte[] encryptionKey = Smb3KeyDerivation.deriveEncryptionKey(dialectInt, sessionKey, preauthHash);