private void setFallback()

in src/main/java/com/spotify/sparkey/extra/PersistentThreadLocal.java [68:77]


  private void setFallback(T value, Thread thread, long threadId) {
    final T prevValue = fallback.put(threadId, value);
    if (prevValue == null) {
      if (!activeThreads.containsKey(threadId)) {
        // New thread - register for death and clean up any dead threads
        cleanupDeadThreads();
        activeThreads.put(threadId, new RefWithThreadId(thread, threadId, deadThreads));
      }
    }
  }