// should be reading the byte at index 10.
    // We could use a custom InputStream instead to make the read start at index 10, but since this
    // is a racy situation anyway, this behavior seems reasonable.
    assertEquals(-1, in.read());
  }

  private static class AppendableByteSource extends ByteSource {
    private byte[] bytes;

import java.util.function.Function;
import java.util.stream.Collector;
import java.util.stream.Collectors;
import jsinterop.annotations.JsMethod;
import org.jspecify.annotations.Nullable;

/**
 * GWT emulation of {@link com.google.common.collect.ImmutableMap}. For non sorted maps, it is a
 * thin wrapper around {@link java.util.Collections#emptyMap()}, {@link

	// where there are situations same endpoints with multiple disks
	// come online indicating either one of them is local and some
	// of them are not local. This situation can never happen and
	// its only a possibility in orchestrated deployments with dynamic
	// DNS. Following code ensures that we treat if one of the endpoint
	// says its local for a given host - it is true for all endpoints

			return nil, time.Time{}, BucketLifecycleNotFound{Bucket: bucket}
		}
		return nil, time.Time{}, err
	}
	// there could be just `ExpiryUpdatedAt` field populated as part
	// of last delete all. Treat this situation as not lifecycle configuration
	// available
	if meta.lifecycleConfig == nil || len(meta.lifecycleConfig.Rules) == 0 {
		return nil, time.Time{}, BucketLifecycleNotFound{Bucket: bucket}
	}

 *       "safe" edge is created.
 *   <li>If a cycle is detected, an "unsafe" (cyclic) edge is created to represent a potential
 *       deadlock situation, and the appropriate Policy is executed.
 * </ul>
 *
 * <p>Note that detection of potential deadlock does not necessarily indicate that deadlock will

import java.util.Set;
import java.util.concurrent.Callable;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ExecutionException;
import org.jspecify.annotations.Nullable;

/**
 * LocalCache emulation for GWT.
 *
 * @param <K> the base key type
 * @param <V> the base value type
 * @author Charles Fry
 * @author Jon Donovan
 */
final class LocalCache<K, V> implements ConcurrentMap<K, V> {

associate with such users is specified via the `role_policy` configuration parameter or the `MINIO_IDENTITY_OPENID_ROLE_POLICY` environment variable. The value is a comma-separated list of IAM access policy names already defined in the server. In this situation, the server prints a role ARN at startup that must be specified as a `RoleArn` API request parameter in the STS AssumeRoleWithWebIdentity API call. When using Role Policies, multiple OpenID providers and/or client applications (with unique client...

      MoreFiles.deleteDirectoryContents(symlink, ALLOW_INSECURE);
      assertEquals(0, MoreFiles.listFiles(dir).size());
    }
  }

  /**
   * This test attempts to create a situation in which one thread is constantly changing a file from
   * being a real directory to being a symlink to another directory. It then calls
   * deleteDirectoryContents thousands of times on a directory whose subtree contains the file

      MoreFiles.deleteDirectoryContents(symlink, ALLOW_INSECURE);
      assertEquals(0, MoreFiles.listFiles(dir).size());
    }
  }

  /**
   * This test attempts to create a situation in which one thread is constantly changing a file from
   * being a real directory to being a symlink to another directory. It then calls
   * deleteDirectoryContents thousands of times on a directory whose subtree contains the file

        } finally {
            deleteDirectory(tempDir.toFile());
        }
    }

    @Test
    public void test_atomicDeleteIfExists_emptyFile() throws Exception {
        // Test deleting empty files (simulating empty thumbnail scenario)
        Path tempFile = Files.createTempFile("toctou_cmd_test", ".tmp");
        try {
            assertEquals(0, Files.size(tempFile));