instances[index] = LogStream.getInstance();
            });
            threads[i].start();
        }

        for (Thread thread : threads) {
            thread.join();
        }

        // All threads should get the same instance
        LogStream expected = instances[0];
        for (LogStream instance : instances) {
            assertSame(expected, instance);
        }

                        success[index] = false;
                    }
                });
                threads[i].start();
            }

            for (Thread thread : threads) {
                thread.join();
            }

            for (boolean s : success) {
                assertTrue(s);
            }
        }
    }

        }

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

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

        // Verify consistency
        SimpleCircuitBreaker.Statistics stats = breaker.getStatistics();

  // clean up these threads.
  @SuppressWarnings("deprecation")
  @Override
  public void tearDown() throws Exception {
    stop();
    join();

    if (uncaughtThrowable != null) {
      throw new AssertionError("Uncaught throwable in " + getName(), uncaughtThrowable);
    }
  }

  /**

   * For example, {@code join("-", '1', '2', '3')} returns the string {@code "1-2-3"}.
   *
   * @param separator the text that should appear between consecutive values in the resulting string
   *     (but not at the start or end)
   * @param array an array of {@code char} values, possibly empty
   */
  public static String join(String separator, char... array) {
    checkNotNull(separator);

   * For example, {@code join("-", (short) 1, (short) 2, (short) 3)} returns the string {@code
   * "1-2-3"}.
   *
   * @param separator the text that should appear between consecutive values in the resulting string
   *     (but not at the start or end)
   * @param array an array of {@code short} values, possibly empty
   */
  public static String join(String separator, short... array) {

   * For example, {@code join("-", (short) 1, (short) 2, (short) 3)} returns the string {@code
   * "1-2-3"}.
   *
   * @param separator the text that should appear between consecutive values in the resulting string
   *     (but not at the start or end)
   * @param array an array of {@code short} values, possibly empty
   */
  public static String join(String separator, short... array) {

   * separator}. For example, {@code join("-", 1, 2, 3)} returns the string {@code "1-2-3"}.
   *
   * @param separator the text that should appear between consecutive values in the resulting string
   *     (but not at the start or end)
   * @param array an array of unsigned {@code int} values, possibly empty
   */
  public static String join(String separator, int... array) {
    checkNotNull(separator);

                log.debug("Reconnect attempt {} failed: {}", attempt + 1, e.getMessage());
                
                // Retry
                return attemptReconnect(file, info, attempt + 1).join();
            }
        });
    }
}
```

## 6. Integration with Existing Code

### 6.1 Modifying Smb2CreateRequest
```java
// In Smb2CreateRequest.java

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

        // Wait for all threads to complete
        for (Thread thread : threads) {
            thread.join();
        }

        // All results should be the same
        String expectedValue = "Test Fess";
        for (String result : results) {
            assertEquals(expectedValue, result);
        }
    }