}

  /**
   * Returns {@code true} if the given string is null or is the empty string.
   *
   * <p>Consider normalizing your string references with {@link #nullToEmpty}. If you do, you can
   * use {@link String#isEmpty()} instead of this method, and you won't need special null-safe forms
   * of methods like {@link String#toUpperCase} either. Or, if you'd like to normalize "in the other

                if (docId != null && docId.toString().length() > 0) {
                    docIdList.add(docId.toString());
                }
            }

            if (!docIdList.isEmpty()) {
                final Map<String, String[]> resultDocIdsCache = getResultDocIdsCache(session);
                resultDocIdsCache.put(queryId, docIdList.toArray(new String[docIdList.size()]));
            }
        });

        // Check resolver order
        assertNotNull(testConfig.getResolveOrder());
        assertFalse(testConfig.getResolveOrder().isEmpty());

        // Check protocol versions
        assertNotNull(testConfig.getMinimumVersion());
        assertNotNull(testConfig.getMaximumVersion());

        // Check disallow compound

                }
            });
        }

        startLatch.countDown();
        endLatch.await(10, TimeUnit.SECONDS);
        executor.shutdown();

        assertTrue(exceptions.isEmpty());
        // Final name should be from one of the threads
        assertNotNull(testTransformer.getName());
        assertTrue(testTransformer.getName().startsWith("thread"));
    }

    /**

    assertThrows(IllegalArgumentException.class, () -> Chars.ensureCapacity(ARRAY1, 1, -1));
  }

  public void testJoin() {
    assertThat(Chars.join(",", EMPTY)).isEmpty();
    assertThat(Chars.join(",", '1')).isEqualTo("1");
    assertThat(Chars.join(",", '1', '2')).isEqualTo("1,2");
    assertThat(Chars.join("", '1', '2', '3')).isEqualTo("123");
  }

            } catch (Exception e) {
                log.debug("Error disconnecting unhealthy transport: {}", e.getMessage());
            }
        }

        if (!unhealthy.isEmpty()) {
            log.info("Removed {} unhealthy connections from pool", unhealthy.size());
        }

        // Perform maintenance tasks
        performMaintenanceTasks();
    }

    /**

                    list.clear();
                }
                list.add(matcher.group(2));
            } else {
                list.add(line);
            }
        }
        if (lineNum == 0 || list.isEmpty()) {
            return "<pre class=\"" + style + "\">" + input + "</pre>";
        }
        int lastIndex = list.size();
        if (list.get(list.size() - 1).endsWith("...")) {
            lastIndex--;
        }

            responseTimeHistory.removeFirst();
        }

        // Calculate moving average (simple approach)
        if (!responseTimeHistory.isEmpty()) {
            long sum = responseTimeHistory.stream().mapToLong(Long::longValue).sum();
            avgResponseTime.set(sum / responseTimeHistory.size());

            // Calculate 95th percentile

                                    Collections.addAll(list, values);
                                }
                            }
                        }
                        if (!list.isEmpty()) {
                            content = list.stream().filter(StringUtil::isNotBlank).collect(Collectors.joining(" "));
                        }
                    }

                    }
                }
                bufferedList.clear();
            }
        });
        if (!bufferedList.isEmpty()) {
            final BulkResponse response = doInsertAll(bufferedList, opType);
            if (response.hasFailures()) {
                final String failureMessage = buildFailureMessage(response, ignoreAlreadyExists);