import java.util.concurrent.atomic.AtomicReference;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Simplified circuit breaker implementation for SMB operations.
 * Thread-safe and lock-free implementation to prevent cascading failures.
 *
 * Features:
 * - Simple state management (CLOSED, OPEN, HALF_OPEN)
 * - Lock-free atomic operations
 * - Configurable thresholds and timeouts

                .setLevel(Level.ERROR)
                .setMessage(new SimpleMessage("test message"))
                .setLoggerFqcn("test.class")
                .setThreadName("test-thread")
                .build();

        LogEvent result = policy.rewrite(event);

        assertEquals(Level.WARN, result.getLevel());
        assertEquals("test.logger", result.getLoggerName());

 * invoke methods, they invoke methods on the {@code ForwardingSortedMultiset}.
 *
 * <p>The {@code standard} methods and any collection views they return are not guaranteed to be
 * thread-safe, even when all of the methods that they depend on are thread-safe.
 *
 * @author Louis Wasserman
 * @since 15.0
 */
@GwtCompatible
public abstract class ForwardingSortedMultiset<E extends @Nullable Object>

 * <p>
 * This package contains the data model classes that represent the structure of Maven POM files.
 * These classes are immutable to ensure thread safety and prevent unintended modifications.
 * The root class is {@link org.apache.maven.api.model.Model}, which represents the entire POM.
 * <p>
 * Key components include:
 * <ul>

    }
  }

  fun exhaustResponse() =
    apply {
      actions += { stream -> stream.sink.close() }
    }

  fun sleep(
    duration: Long,
    unit: TimeUnit,
  ) = apply {
    actions += { Thread.sleep(unit.toMillis(duration)) }
  }

  override fun handle(socket: Socket) {
    val task = serviceSocketTask(socket.asBufferedSocket())
    results.add(task)
    task.run()
  }

 *
 * <p>The ticker can be configured so that the time is incremented whenever {@link #read} is called:
 * see {@link #setAutoIncrementStep}.
 *
 * <p>This class is thread-safe.
 *
 * @author Jige Yu
 * @since 10.0
 */
@NullMarked
@GwtCompatible
public class FakeTicker extends Ticker {

  private final AtomicLong nanos = new AtomicLong();

import java.io.File;
import java.io.FilenameFilter;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;

/**
 * File name filter that only accepts files matching a regular expression. This class is thread-safe
 * and immutable.
 *
 * @author Apple Chow
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class PatternFilenameFilter implements FilenameFilter {

  private final Pattern pattern;

                        // Retry after delay
                        try {
                            Thread.sleep(5000);
                        } catch (InterruptedException ie) {
                            Thread.currentThread().interrupt();
                            break;
                        }
                    }
                }
            }
        });

        
        while (!rdmaConnection.canSend() && System.currentTimeMillis() < deadline) {
            try {
                Thread.sleep(10);
            } catch (InterruptedException e) {
                Thread.currentThread().interrupt();
                throw new IOException("Interrupted waiting for send credit", e);
            }
        }
        

import java.util.logging.Level;
import java.util.logging.Logger;
import org.jspecify.annotations.NullMarked;

/**
 * A {@code TearDownStack} contains a stack of {@link TearDown} instances.
 *
 * <p>This class is thread-safe.
 *
 * @author Kevin Bourrillion
 * @since 10.0
 */
@GwtCompatible
@NullMarked
public class TearDownStack implements TearDownAccepter {