// Start all threads
            for (Thread thread : threads) {
                thread.start();
            }

            // Wait for all threads to complete
            for (Thread thread : threads) {
                try {
                    thread.join();
                } catch (InterruptedException e) {
                    Thread.currentThread().interrupt();
                    fail("Thread interrupted");

        // Test thread safety
        Thread[] threads = new Thread[10];
        for (int i = 0; i < threads.length; i++) {
            threads[i] = new Thread(() -> {
                channelManager.getChannels();
                channelManager.getHealthyChannels();
                channelManager.getLoadBalancer();
            });
            threads[i].start();
        }

 *
 * @author mike nonemacher
 */
@J2ktIncompatible // threads
@GwtIncompatible // threads
@NullUnmarked
public class AtomicLongMapBasherTest extends TestCase {
  private final Random random = new Random(301);

  public void testModify_basher() throws Exception {
    int nTasks = 3000;
    int nThreads = 100;
    int getsPerTask = 1000;
    int deltaRange = 10000;
    String key = "key";

        // Verify that thread dump was processed
        assertFalse("Should capture some thread dump output", capturedOutput.isEmpty());

        // Verify format - should contain "Thread:" entries
        boolean hasThreadEntry = capturedOutput.stream().anyMatch(line -> line.startsWith("Thread:"));
        assertTrue("Should contain Thread: entries", hasThreadEntry);

                    }
                });
            }

            // Start all threads
            for (Thread t : threads) {
                t.start();
            }

            // Wait for completion
            for (Thread t : threads) {
                t.join();
            }

            // Verify thread safety - no unexpected exceptions

 * (method {@link #add}) are contended across threads, the set of variables may grow dynamically to
 * reduce contention. Method {@link #sum} (or, equivalently, {@link #longValue}) returns the current
 * total combined across the variables maintaining the sum.
 *
 * <p>This class is usually preferable to {@link AtomicLong} when multiple threads update a common

                    throw new IllegalArgumentException("Invalid threads core multiplier value: '" + threadConfiguration
                            + "'. Value must be positive.");
                }

                int procs = Runtime.getRuntime().availableProcessors();
                int threads = (int) (coreMultiplier * procs);
                return threads == 0 ? 1 : threads;
            } else {

 * (method {@link #add}) are contended across threads, the set of variables may grow dynamically to
 * reduce contention. Method {@link #sum} (or, equivalently, {@link #longValue}) returns the current
 * total combined across the variables maintaining the sum.
 *
 * <p>This class is usually preferable to {@link AtomicLong} when multiple threads update a common

# Side Public License, v 1.

# For third-party dependencies, please put signatures in third-party.txt instead of here.

@defaultMessage spawns threads with vague names; use a custom thread factory and name threads so that you can tell (by its name) which executor it is associated with

java.util.concurrent.Executors#newFixedThreadPool(int)
java.util.concurrent.Executors#newSingleThreadExecutor()

                } finally {
                    endLatch.countDown();
                }
            });
        }

        // Start all threads
        startLatch.countDown();

        // Wait for completion
        assertTrue(endLatch.await(30, TimeUnit.SECONDS), "All threads should complete");
        executor.shutdown();

        // Then - All operations should succeed