Method decrementDepth

Bolts/src/bolts/Task.java:59–71

Decrements the depth. @return the new depth value.

()

     * @return the new depth value.
     */
    private int decrementDepth() {
      Integer oldDepth = executionDepth.get();
      if (oldDepth == null) {
        oldDepth = 0;
      }
      int newDepth = oldDepth.intValue() - 1;
      if (newDepth == 0) {
        executionDepth.remove();
      } else {
        executionDepth.set(newDepth);
      }
      return newDepth;
    }

    public void execute(Runnable command) {
      int depth = incrementDepth();