InputAdapter with Stage in InputMulitplexer

Gdx.input.setInputProcessor(new InputMultiplexer(stage, new InputAdapter() {

    @Override
    public boolean touchDown(int screenX, int screenY, int pointer, int button) {
        System.out.println("touched the screen at " + screenX + ":" + screenY + " with finger #" + pointer + " / mouse button " + button);
        return false;
    }

    @Override
    public boolean touchDragged(int screenX, int screenY, int pointer) {
        System.out.println("touch dragged at " + screenX + ":" + screenY + " with finger #" + pointer);
        return false;
    }

}));