} catch (GeneralSecurityException e) {
                    log.error("Automatic key rotation failed", e);
                    throw new CIFSException("Automatic key rotation failed", e);
                }
            } else {
                // Fall back to throwing exception if no session key is available
                totalKeyRotations.incrementAndGet();

        DataStoreException exception = new DataStoreException("Stack trace test");
        Throwable filled = exception.fillInStackTrace();

        assertNotNull(filled);
        assertEquals(exception, filled);
        assertNotNull(filled.getStackTrace());
        assertTrue(filled.getStackTrace().length > 0);
    }

		if err != nil && !testCase.shouldFail {
			t.Fatalf("Test %d failed to extract metadata: %v", i+1, err)
		}
		if err == nil && testCase.shouldFail {
			t.Fatalf("Test %d should fail, but it passed", i+1)
		}
		if err == nil && !reflect.DeepEqual(metadata, testCase.metadata) {
			t.Fatalf("Test %d failed: Expected \"%#v\", got \"%#v\"", i+1, testCase.metadata, metadata)
		}
	}
}

        verifyTokenKeep(() -> downloadpage(form.dictId));
        return kuromojiService.getKuromojiFile(form.dictId)
                .map(file -> asStream(new File(file.getPath()).getName()).contentTypeOctetStream().stream(out -> {
                    file.writeOut(out);
                }))
                .orElseGet(() -> {

                    logger.debug("Login failed. No permissions. {}", context);
                }
                return OptionalEntity.empty();
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Logged in. {}", context);
            }
            return OptionalEntity.of(ldapUser);
        } catch (final Exception e) {
            logger.debug("Login failed.", e);
        }

 */
public abstract class InternalFutureFailureAccess {
  /** Constructor for use by subclasses. */
  protected InternalFutureFailureAccess() {}

  /**
   * Usually returns {@code null} but, if this {@code Future} has failed, may <i>optionally</i>
   * return the cause of the failure. "Failure" means specifically "completed with an exception"; it
   * does not include "was cancelled." To be explicit: If this method returns a non-null value,
   * then:

                e);
      } catch (Throwable errorInLogging) { // sneaky checked exception
        // If logging fails, e.g. due to missing memory, at least try to log the
        // message and the cause for the failed logging.
        System.err.println(e.getMessage());
        System.err.println(errorInLogging.getMessage());
      } finally {
        runtime.exit(1);
      }
    }

				if err = enc.Encode(&item); err != nil {
					log.Fatalln(err)
				}
			}
			break
		}
		if status.Summary == "stopped" {
			fmt.Println("Healstatus on items ===")
			fmt.Println("Heal failed with", status.FailureDetail)
			break
		}

		for _, item := range status.Items {
			if err = enc.Encode(&item); err != nil {
				log.Fatalln(err)
			}
		}

		time.Sleep(time.Second)
	}

    public void test_execute_singleFileDeleted() {
        thumbnailManager.setPurgeCallCount(1);

        String result = purgeThumbnailJob.execute();

        assertEquals("Deleted 1 thumbnail files.", result);
    }

    // Test execute with successful purge (multiple files deleted)
    public void test_execute_multipleFilesDeleted() {

        assertEquals("newpassword", testLdapManager.changePasswordPassword);
        assertTrue(testLdapManager.changePasswordCalled);
    }

    public void test_changePassword_failure() {
        // Test failed password change when LDAP admin sync is disabled
        testLdapManager.changePasswordResult = false;
        testFessConfig.ldapAdminSyncPassword = false;