Method call

src/Deferred.java:1357–1370

(final Object arg)

    }

    public Object call(final Object arg) {
      if (arg instanceof Deferred) {
        handleContinuation((Deferred) arg, cb);
      } else if (!casState(PAUSED, RUNNING)) {
        final String cb2s = cb == null ? "null" : cb + "@" + cb.hashCode();
        throw new AssertionError("Tried to resume the execution of "
          + Deferred.this + ") although it's not in state=PAUSED."
          + "  This occurred after the completion of " + d
          + " which was originally returned by callback=" + cb2s);
      }
      result = arg;
      runCallbacks();
      return arg;
    }

    public String toString() {
      return "(continuation of Deferred@" + Deferred.super.hashCode()