jos.writeObject(data);
System.out.println("java:"+Bytes.bytes2hex(os.toByteArray())+":"+os.size());
os = new ByteArrayOutputStream();
CompactedObjectOutputStream oos = new CompactedObjectOutputStream(os);
oos.writeObject(data);
System.out.println("compacted java:"+Bytes.bytes2hex(os.toByteArray())+":"+os.size());
os = new ByteArrayOutputStream();
Hessian2Output h2o = new Hessian2Output(os);
h2o.writeObject(data);