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Data TypeType IdValueSerialized BytesDescription
Null41 = 0x29null
typeId0x29
 
Boolean 53 = 0x35true
typeId0x35
bytes0x01
 
Character 54 = 0x36'a'
typeId0x36
bytes

0x00 0x61

 
Byte 55 = 0x371
typeId0x37
bytes0x01
 
Short 56 = 0x381000
typeId0x38
bytes0x03 0xE8
 
Integer 57 = 0x391000
typeId0x39
bytes0x00 0x00 0x03 0xE8
 
Long 58 = 0x3A1000
typeId0x3A
bytes0x00 0x00 0x00 0x00 0x00 0x00 0x03 0xE8
 
Float 59 = 0x3B1000f
typeId0x3B
bytes

0x44 0x7A 0x00 0x00

 
Double 60 = 0x3C1000d



typeId0x3C
bytes

0x40 0xF1 0x40 0x00 0x00 0x00 0x00 0x00

 
String87 = 0x57"hello"
typeid0x57
len0x00 0x05
bytes0x68 0x65 0x40 0x40 0x6F
 
UTF_STRING 42 = 0x2A   
HUGE_STRING 88 = 0x58   
HUGE_UTF_STRING 89 = 0x59   
byte[] 46 = 0x2E 
typeId0x2E
  
 
short[]47 = 0x2F 
typeId0x2F
  
 
int[]48 = 0x30 
typeId0x30
  
 
long[]49 = 0x31 
typeId0x31
  
 
float[]50 = 0x32 
typeId0x32
  
 
double[]51 = 0x33 
typeId0x33
  
 
string[]64 = 0x40 
typeId0x40
  
 
Map67 = 0x43 
typeId0x43
  
 
Set66 = 0x42 
typeId0x42
  
 
List  
  
  
 
ArrayList  
  
  
 
PDX_SERIALIZATION    
PDX_SERIALIZER    
DATA_SERIALIZATION     
USER_SERIALIZATION     

 

 

  1. Null (41 = 0x29): Null object will be represented by single byte.

 

 

...

0x41 (typeid)

 

  1. Boolean (53 = 0x35) : Boolean object will be represented by typeId and value byte. Following demonstrate the serialize representation boolean value true.

 

 

...

0x52 (typeid)

...

0x01

 

  1. Character (54 = 0x36) : Character object will be represented by typeId and two bytes. Following demonstrate the serialize representation of character ‘a’.

 

 

...

0x54 (typeid)

...

0x00

...

0x61

 

  1. Byte (55 = 0x37) : Byte object will represted by typeId and  value byte. Following demonstrate the serialize representation of 1’.

 

 

...

0x55 (typeid)

...

0x01

 

  1. Short (56 = 0x38): Following will be serialized representation of 1000(0x3E8)

 

...

0x38 (typeid)

...

0x03

...

0xE8

 

 

  1. Integer (57 = 0x39): Following will be serialized representation of 1000(0x3E8)

 

 

...

0x39

...

0x00

...

0x00

...

0x03

...

0xE8

 

  1. Long (58 = 0x3A): Following will be serialized representation of 1000(0x3E8)

 

 

...

0x58

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

...

0x03

...

0xE8

 

  1. Float (59 = 0x3B)

 float s = 1000f;

[59, 68, 122, 0, 0]

 

 

...

0x3B (typeid)

...

0x44

...

0x7A

...

0x00

...

0x00

 

  1. Double (60 = 0x3C)

 double s = 1000d;

 [60, 64, -113, 64, 0, 0, 0, 0, 0]

 

 

...

0x3C

...

0x40

...

0xF1

...

0x40

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

 

  1. String (42 = 0x2A)

    1. STRING (87 = 0x57) ASCII; Length is 2 bytes

String s = "hello";

 [87, 0, 5, 104, 101, 108, 108, 111]

 

 

...

0x57

...

0x00(len)

...

0x05(len)

...

0x68

...

0x65

...

0x40

...

0x40

...

0x6F

 

    1. HUGE_STRING (88 = 0x58) ASCII Length is 4 bytes

    2. UTF_STRING (42 = 0x2A) UTF; Length is 2 bytes

    3. HUGE_UTF_STRING (89 = 0x59) UTF; Length is 4 bytes

  1. Array (52 = 0x34) ??

  2. BYTE_ARRAY (46 = 0x2E)

 byte[] {1,2};

 

 

...

0x2E

...

0x02(len)

...

0x01

...

0x02

 

  1. SHORT_ARRAY (47 = 0x2F)

 short[] {1,2};

 

 

...

0x2F

...

0x02(len)

...

0x00

...

0x01

...

0x00

...

0x02

 

  1. INTEGER_ARRAY (48 = 0x30)

 int[] {1,2};

 

 

...

0x30

...

0x02(len)

...

0x00

...

0x00

...

0x00

...

0x01

...

0x00

...

0x00

...

0x00

...

0x02

 

  1. LONG_ARRAY (49 = 0x31)

 long[] {1};

 

 

...

0x31

...

0x01(len)

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

...

0x01

 

  1. FLOAT_ARRAY (50 = 0x32)

 float[] {2.0f};

 

 

...

0x32

...

0x01(len)

...

0x40

...

0x00

...

0x00

...

0x00

 

  1. DOUBLE_ARRAY (51 = 0x33)

 double[] {2.0d}

 

 

...

0x33

...

0x01(len)

...

0x40

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

...

0x00

 

  1. STRING_ARRAY (64 = 0x40)

 String[] s = new String[]{"hello", "world"};

 [64, 2, 87, 0, 5, 104, 101, 108, 108, 111, 87, 0, 5, 119, 111, 114, 108, 100]

  1. Map (67 = 0x43)

 Map s = new HashMap<>();

    s.put("hello", "world");

 [67, 1, 87, 0, 5, 104, 101, 108, 108, 111, 87, 0, 5, 119, 111, 114, 108, 100]

  1. Set (66 = 0x42)

 Set s = new HashSet();

    s.add("hello");

    s.add("world");

 [66, 2, 87, 0, 5, 119, 111, 114, 108, 100, 87, 0, 5, 104, 101, 108, 108, 111]

  1. List

  2. ArrayList

  3. JSON_STRING ??

  4. JSON_BYTE_ARRAY ??

  5. PDX_SERIALIZATION (93 = 0x5D)

  6. DATA_SERIALIZATION (37 = 0x25)

  7. USER_SERIALIZATION (40 = 0x28)