// A 2-field variant of Double Checked Locking.
      if (!initialized) {
        synchronized (lock) {
          if (!initialized) {
            T t = delegate.get();
            value = t;
            initialized = true;
            return t;
          }
        }
      }
      // This is safe because we checked `initialized`.
      return uncheckedCastNullableTToT(value);
    }

    @Override

    strip_prefix = "rules_shell-0.4.1",
    urls = tf_mirror_urls(
        "https://github.com/bazelbuild/rules_shell/releases/download/v0.4.1/rules_shell-v0.4.1.tar.gz",
    ),
)

# Initialize toolchains for ML projects.
#
# A hermetic build system is designed to produce completely reproducible builds for C++.
# Details: https://github.com/google-ml-infra/rules_ml_toolchain
tf_http_archive(

        // Then
        // Verify that ptype is set to 0
        assertEquals(0, msrpcSamrOpenDomain.getPtype(), "ptype should be initialized to 0");

        // Verify that flags are set correctly (DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG)
        // The actual values for DCERPC_FIRST_FRAG and DCERPC_LAST_FRAG are typically 0x01 and 0x02 respectively.

				logger.Fatal(err, "Unable to initialize backend")
			}
			retry := time.Duration(r.Float64() * float64(5*time.Second))
			storageLogIf(ctx, fmt.Errorf("Unable to initialize backend: %w, retrying in %s", err, retry))
			time.Sleep(retry)
			attempt++
			continue
		}
		break
	}

	// initialize the incomplete uploads cache
	z.mpCache = xsync.NewMapOf[string, MultipartInfo]()

	go z.cleanupStaleMPCache(ctx)

		writeResponse(w, http.StatusServiceUnavailable, nil, mimeNone)
		return nil
	}

	if !globalBucketMetadataSys.Initialized() {
		w.Header().Set(xhttp.MinIOServerStatus, "bucket-metadata-offline")
		writeResponse(w, http.StatusServiceUnavailable, nil, mimeNone)
		return nil
	}

	if !globalIAMSys.Initialized() {
		w.Header().Set(xhttp.MinIOServerStatus, "iam-offline")
		writeResponse(w, http.StatusServiceUnavailable, nil, mimeNone)

    # /- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    # o extendedDBFluteInitializerClass: (NotRequired - Default null)
    #  If you want to extend the embedded DBFlute initializer,
    #  specify the class name of your original initializer
    #  that extends the embedded one.
    #  *Basically for fixed DBFluteConfig settings
    #
    #; extendedDBFluteInitializerClass = com.example.ExtendedDBFluteInitializer

         TF_TensorByteSize(theta_tensor));

  // Initialize space for the numerical gradient.
  vector<float> dtheta_approx(num_elems);

  // Get theta shape and store in theta_dims.
  int num_dims = TF_NumDims(theta_tensor);
  vector<int64_t> theta_dims(num_dims);
  GetDims(theta_tensor, theta_dims.data());

  // Initialize auxilary data structures.
  vector<float> thetaPlus_data(num_elems);

            assertNotNull(result);
            assertEquals(1, result.intValue());
        } catch (Exception e) {
            // Expected behavior when components are not fully initialized
            assertTrue(e.getCause() instanceof NullPointerException || e.getCause() instanceof ContainerNotAvailableException);
        } finally {
            tempPropFile.delete();
        }
    }

	objLayer, erasureDirs, xlErr := initTestErasureObjLayer(ctx)
	if xlErr != nil {
		cancel()
		return nil, xlErr
	}

	// Initialize minio server config.
	if err := newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
		cancel()
		return nil, err
	}

	// Initialize boot time
	globalBootTime = UTCNow()

	globalEndpoints = mustGetPoolEndpoints(0, erasureDirs...)

	initAllSubsystems(ctx)

        assertDoesNotThrow(() -> filter.destroy());
    }

    @Test
    void testDoFilter_noAuthorizationHeader_shouldChallengeClient() throws Exception {
        // Initialize filter first
        initializeFilter();

        // Test request without Authorization header should challenge client
        when(request.getHeader("Authorization")).thenReturn(null);