ExecSelectionCommand(@NotNull final GUIItemList<?> list, @NotNull final CommandType command, @NotNull final CrossfireServerConnection crossfireServerConnection, @NotNull final FloorView floorView, @NotNull final CommandQueue commandQueue)
void execute(@Nullable final GUIItemItem guiItem, @NotNull final CrossfireServerConnection crossfireServerConnection, final int floor, @NotNull final CommandQueue commandQueue)