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Removes the cache entry with specified key, returning the value.

Request
int	Cache ID: Java-style hash code of the cache name
byte	flags
BinaryObject	key

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OP_CACHE_PUT_IF_ABSENT = 16

Puts a value with a given key to cache , only if the key does not already existsexist.

Request
int	Cache ID: Java-style hash code of the cache name
byte	flags
BinaryObject	key
BinaryObject	value

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Response
bool	success flag

OP_CACHE_GET_AND_PUT_IF_ABSENT = 16 17

Puts a value with a given key to cache only if the key does not already exist.

Request
int	Cache ID: Java-style hash code of the cache name
byte	flags
BinaryObject	key
BinaryObject	value

Response
BinaryObject	Previously contained value regardless of whether put happened or not.

OP_CACHE_REPLACE = 18

Puts a value with a given key to cache , only if the key does not already exists.

Request
int	Cache ID: Java-style hash code of the cache name
byte	flags
BinaryObject	key
BinaryObject	value

Response
bool	value indicating whether replace happened

OP_CACHE_REPLACE_IF_EQUALS = 19

Puts a value with a given key to cache only if the key already exists and value equals provided value.

Request
int	Cache ID: Java-style hash code of the cache name
byte	flags
BinaryObject	key
BinaryObject	value
BinaryObject	new value

Response
BinaryObjectbool	Previously contained value regardless of indicating whether put replace happened or not.

TODO: Other operations

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