public static void writeFile(Logic logic, OutputStream os, boolean close) throws IOException { DataOutputStream dos; if (os instanceof DataOutputStream) dos = (DataOutputStream) os; else dos = new DataOutputStream(os); dos.writeInt(logic.getUnknown1()); dos.writeInt(logic.getControllers().size()); for (ControllerEntry controller : logic.getControllers()) { IOLogic.writePoint3s(dos, controller.getPosition()); dos.writeInt(controller.getGroups().size()); for (GroupEntry group : controller.getGroups()) { dos.writeShort(group.getBlockID()); dos.writeInt(group.getBlocks().size()); for (Point3s block : group.getBlocks()) IOLogic.writePoint3s(dos, block); } } if (close) dos.close(); }