*
 * <p>This class is used only for micro-optimization. Standard {@code Future} utilities benefit from
 * this optimization, so there is no need to specialize methods to return or accept this type
 * instead of {@code ListenableFuture}.
 *
 * <p>This class is GWT-compatible.
 *
 * @since {@code com.google.guava:failureaccess:1.0}, which was added as a dependency of Guava in
 *     Guava 27.0
 */

    }

    @Test
    void testNullStreamHandling() {
        // Test that passing null to setInstance throws NullPointerException
        // This is expected behavior as PrintStream doesn't accept null
        assertThrows(NullPointerException.class, () -> {
            LogStream.setInstance(null);
        });
    }

    @Test
    void testPrintStreamDelegation() {

* `allow_headers` - Una lista de headers de request HTTP que deberían estar soportados para requests cross-origin. Por defecto es `[]`. Puedes usar `['*']` para permitir todos los headers. Los headers `Accept`, `Accept-Language`, `Content-Language` y `Content-Type` siempre están permitidos para [requests CORS simples](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS#simple_requests).

        return SingletonContext.getInstance();
    }

    @Nested
    @DisplayName("Constructor behavior")
    class ConstructorTests {

        @ParameterizedTest
        @DisplayName("Accepts IPC$ URLs (happy path)")
        @ValueSource(strings = { "smb://server/IPC$/foo", "smb://server/IPC$/PIPE/foo" })
        void constructsWithIpcShare(String url) throws Exception {
            // Arrange & Act

 * method equivalent to {@link
 * java.util.concurrent.locks.ReentrantLock#hasWaiters(java.util.concurrent.locks.Condition)},
 * except that the method parameter must accept whatever condition-like object is passed into {@code
 * callAndAssertWaits} by the test.
 *
 * @param <L> the type of the lock-like object to be used
 * @author Justin T. Sampson
 */
@NullUnmarked
@GwtIncompatible

* `allow_headers` - A list of HTTP request headers that should be supported for cross-origin requests. Defaults to `[]`. You can use `['*']` to allow all headers. The `Accept`, `Accept-Language`, `Content-Language` and `Content-Type` headers are always allowed for [simple CORS requests](https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS#simple_requests).

import org.jspecify.annotations.Nullable;

/** A utility method to perform unchecked casts to suppress errors produced by nullness analyses. */
@GwtCompatible
final class NullnessCasts {
  /**
   * Accepts a {@code @Nullable T} and returns a plain {@code T}, without performing any check that
   * that conversion is safe.
   *
   * <p>This method is intended to help with usages of type parameters that have {@linkplain

import org.jspecify.annotations.Nullable;

/** A utility method to perform unchecked casts to suppress errors produced by nullness analyses. */
@GwtCompatible
final class NullnessCasts {
  /**
   * Accepts a {@code @Nullable T} and returns a plain {@code T}, without performing any check that
   * that conversion is safe.
   *
   * <p>This method is intended to help with usages of type parameters that have {@linkplain

        // Null treeConnection throws NPE when acquire() is called
        assertThrows(NullPointerException.class, () -> new SmbTreeHandleImpl(resourceLoc, null));
    }

    @Test
    @DisplayName("Null resourceLoc is accepted but may cause issues later")
    void constructorNullResourceLoc() {
        // Null resourceLoc doesn't throw NPE immediately - it's stored and may cause issues when used
        // This test documents the current behavior

discussion, and please direct specific questions to
[Stack Overflow](https://stackoverflow.com/questions/tagged/tensorflow).**

The TensorFlow project strives to abide by generally accepted best practices in
open-source software development.

## Patching guidelines

Follow these steps to patch a specific version of TensorFlow, for example, to
apply fixes to bugs or security vulnerabilities: