11.7. Hot Rod Operation Values

The following is a list of valid opcode values for a request header and their corresponding response header values:

Table 11.37. Opcode Request and Response Header Values
Operation	Request Operation Code	Response Operation Code
put	0x01	0x02
get	0x03	0x04
putIfAbsent	0x05	0x06
replace	0x07	0x08
replaceIfUnmodified	0x09	0x0A
remove	0x0B	0x0C
removeIfUnmodified	0x0D	0x0E
containsKey	0x0F	0x10
getWithVersion	0x11	0x12
clear	0x13	0x14
stats	0x15	0x16
ping	0x17	0x18
bulkGet	0x19	0x1A
getWithMetadata	0x1B	0x1C
bulkKeysGet	0x1D	0x1E
query	0x1F	0x20

Additionally, if the response header opcode value is 0x50, it indicates an error response.

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11.7.1. Magic Values

The following is a list of valid values for the Magic field in request and response headers:

Table 11.38. Magic Field Values
Value	Details
0xA0	Cache request marker.
0xA1	Cache response marker.

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