boolean (AWTEvent event) { if (!(event instanceof KeyEvent keyEvent)) return false; int modifiers = keyEvent.getModifiers(); return (keyEvent.getKeyCode() == KeyEvent.VK_Y && ((modifiers & InputEvent.CTRL_MASK) != 0) && ((modifiers & InputEvent.SHIFT_MASK) == 0) && ((modifiers & InputEvent.ALT_GRAPH_MASK) == 0) && ((modifiers & InputEvent.ALT_MASK) == 0) && ((modifiers & InputEvent.META_MASK) == 0)); }