// we want to wait until each thread is WAITING - one thread waiting inside CacheLoader.load
      // (in startSignal.await()), and the others waiting for that thread's result.
      while (thread.isAlive() && thread.getState() != Thread.State.WAITING) {
        Thread.yield();
      }
    }
    gettersStartedSignal.countDown();
    gettersComplete.await();

        .testEquals();
  }

  // T is used inside to test type variable
  public <T> void testToString() {
    assertEquals(String.class.getName(), new TypeToken<String>() {}.toString());
    assertEquals("T", TypeToken.of(new TypeCapture<T>() {}.capture()).toString());
    assertEquals("java.lang.String", new Entry<String, Integer>() {}.keyType().toString());
  }

        .testEquals();
  }

  // T is used inside to test type variable
  public <T> void testToString() {
    assertEquals(String.class.getName(), new TypeToken<String>() {}.toString());
    assertEquals("T", TypeToken.of(new TypeCapture<T>() {}.capture()).toString());
    assertEquals("java.lang.String", new Entry<String, Integer>() {}.keyType().toString());
  }

            if (aliasConfigDir.isDirectory()) {
                stream(aliasConfigDir.listFiles((dir, name) -> name.endsWith(".json"))).of(stream -> stream.forEach(f -> {
                    String aliasName = f.getName().replaceFirst(".json$", "");
                    if (index.equals(DOC_INDEX)) {
                        if ("fess.search".equals(aliasName)) {
                            aliasName = fessConfig.getIndexDocumentSearchIndex();