Method invoke

forge-game/src/main/java/forge/game/GameAction.java:2528–2534

(final Runnable proc)

    // Invokes given runnable in Game thread pool - used to start game and perform actions from UI (when game-0 waits for input)
    public void invoke(final Runnable proc) {
        if (ThreadUtil.isGameThread()) {
            proc.run();
        } else {
            ThreadUtil.invokeInGameThread(proc);
        }
    }

    public void becomeMonarch(final Player p, final String set) {
        final Player previous = game.getMonarch();