it.next();
    it.next();
    mmHeap.remove(4);
    assertThrows(ConcurrentModificationException.class, () -> it.next());
  }

  /** Tests a failure caused by fix to childless uncle issue. */
  public void testIteratorRegressionChildlessUncle() {
    ArrayList<Integer> initial = Lists.newArrayList(1, 15, 13, 8, 9, 10, 11, 14);

            if (auth != null && !ftpClient.login(auth.getUsername(), auth.getPassword())) {
                throw new CrawlerLoginFailureException("Login Failure: " + auth.getUsername() + " for " + info.toUrl());
            }

            if (enterLocalPassiveMode) {
                ftpClient.enterLocalPassiveMode();
            }

        } catch (CIFSException e) {
            // Reset handle on connection failure
            this.treeHandle = null;

            // Optimization: Add connection retry for transient failures
            if (isRetryableException(e) && shouldRetryConnection()) {
                log.debug("Retrying tree connection after transient failure", e);
                try {
                    Thread.sleep(100); // Brief delay before retry

          call: Call,
          response: Response,
        ): Unit = throw IOException("a")
      },
    )
    assertThat(testLogHandler.take())
      .isEqualTo("INFO: Callback failure for call to " + server.url("/") + "...")
  }

  @Test
  fun connectionPooling() {
    server.enqueue(MockResponse(body = "abc"))
    server.enqueue(MockResponse(body = "def"))

            // Log summary
            logSummary(context, result);

            return result;
        } catch (Exception e) {
            context.failure("Strategy execution failed: " + e.getMessage());
            return UpgradeResult.failure(pomMap.keySet(), Set.of());
        } finally {
            context.unindent();
        }
    }

    /**
     * Subclasses implement the actual upgrade logic here.

- Use omitempty for optional Job Pod Failure Policy fields ([#126046](https://github.com/kubernetes/kubernetes/pull/126046), [@mimowo](https://github.com/mimowo)) [SIG Apps]

### Bug or Regression

				}
				break
			}
		}
		dataDir = reduceCommonDataDir(dataDirs, writeQuorum)
	}

	// We can safely allow RenameData errors up to len(er.getDisks()) - writeQuorum
	// otherwise return failure.
	return evalDisks(disks, errs), versions, dataDir, err
}

func (er erasureObjects) putMetacacheObject(ctx context.Context, key string, r *PutObjReader, opts ObjectOptions) (objInfo ObjectInfo, err error) {

- Explicitly writes memory.min=0 for QoS cgroups when the calculated requests are zero ([#137637](https://github.com/kubernetes/kubernetes/pull/137637), [@QiWang19](https://github.com/QiWang19)) [SIG Node]

     * Validates a password against configured password policy requirements.
     *
     * @param password The password to validate.
     * @return An empty string if the password is valid, or an error key for the validation failure.
     */
    public String validatePassword(final String password) {
        if (StringUtil.isBlank(password)) {
            return "errors.blank_password";
        }

    string: String,
    exceptionMessage: String?,
  ) {
    try {
      val result = string.toHttpUrl()
      if (exceptionMessage != null) {
        fail("Expected failure with $exceptionMessage but got $result")
      } else {
        fail("Expected failure but got $result")
      }
    } catch (iae: IllegalArgumentException) {
      iae.printStackTrace()
      if (exceptionMessage != null) {