public static byte[] objectToBytes(Object obj) throws IOException { ByteArrayOutputStream out = new ByteArrayOutputStream(); ObjectOutputStream sOut = new ObjectOutputStream(out); sOut.writeObject(obj); sOut.flush(); byte[] bytes = out.toByteArray(); return bytes; * 字节数组转对象 public static Object bytesToObject(byte[] bytes) throws IOException, ClassNotFoundException { ByteArrayInputStream in = new ByteArrayInputStream(bytes); ObjectInputStream sIn = new ObjectInputStream(in); return sIn.readObject();