org.redisson.api

Interface RObjectRx

All Known Subinterfaces:

RAtomicDoubleRx, RAtomicLongRx, RBinaryStreamRx, RBitSetRx, RBlockingDequeRx<V>, RBlockingQueueRx<V>, RBucketRx<V>, RCollectionRx<V>, RCountDownLatchReactive, RCountDownLatchRx, RDequeRx<V>, RExpirableRx, RGeoRx<V>, RHyperLogLogRx<V>, RIdGeneratorRx, RLexSortedSetRx, RListMultimapCacheRx<K,V>, RListMultimapRx<K,V>, RListRx<V>, RMapCacheRx<K,V>, RMapRx<K,V>, RMultimapRx<K,V>, RPermitExpirableSemaphoreRx, RQueueRx<V>, RRateLimiterRx, RReliableTopicRx, RRingBufferRx<V>, RScoredSortedSetRx<V>, RSemaphoreRx, RSetCacheRx<V>, RSetMultimapCacheRx<K,V>, RSetMultimapRx<K,V>, RSetRx<V>, RStreamRx<K,V>, RTimeSeriesRx<V>, RTransferQueueRx<V>

public interface RObjectRx

Base RxJava2 interface for all Redisson objects

Author:

Nikita Koksharov

Method Summary

Modifier and Type	Method and Description
io.reactivex.rxjava3.core.Single<Integer>	addListener(ObjectListener listener) Adds object event listener
io.reactivex.rxjava3.core.Completable	copy(String host, int port, int database, long timeout) Copy object from source Redis instance to destination Redis instance
io.reactivex.rxjava3.core.Single<Boolean>	delete() Delete object in mode
io.reactivex.rxjava3.core.Single<byte[]>	dump() Returns dump of object
Codec	getCodec()
io.reactivex.rxjava3.core.Single<Long>	getIdleTime() Returns number of seconds spent since last write or read operation over this object.
String	getName()
io.reactivex.rxjava3.core.Single<Boolean>	isExists() Check object existence
io.reactivex.rxjava3.core.Completable	migrate(String host, int port, int database, long timeout) Transfer a object from a source Redis instance to a destination Redis instance in mode
io.reactivex.rxjava3.core.Single<Boolean>	move(int database) Move object to another database in mode
io.reactivex.rxjava3.core.Completable	removeListener(int listenerId) Removes object event listener
io.reactivex.rxjava3.core.Completable	rename(String newName) Rename current object key to newName in mode
io.reactivex.rxjava3.core.Single<Boolean>	renamenx(String newName) Rename current object key to newName in mode only if new key is not exists
io.reactivex.rxjava3.core.Completable	restore(byte[] state) Restores object using its state returned by dump() method.
io.reactivex.rxjava3.core.Completable	restore(byte[] state, long timeToLive, TimeUnit timeUnit) Restores object using its state returned by dump() method and set time to live for it.
io.reactivex.rxjava3.core.Completable	restoreAndReplace(byte[] state) Restores and replaces object if it already exists.
io.reactivex.rxjava3.core.Completable	restoreAndReplace(byte[] state, long timeToLive, TimeUnit timeUnit) Restores and replaces object if it already exists and set time to live for it.
io.reactivex.rxjava3.core.Single<Long>	sizeInMemory() Returns bytes amount used by object in Redis memory.
io.reactivex.rxjava3.core.Single<Boolean>	touch() Update the last access time of an object.
io.reactivex.rxjava3.core.Single<Boolean>	unlink() Delete the objects.

Method Detail

getIdleTime

io.reactivex.rxjava3.core.Single<Long> getIdleTime()

Returns number of seconds spent since last write or read operation over this object.

Returns:

number of seconds

getName

String getName()

getCodec

Codec getCodec()

sizeInMemory

io.reactivex.rxjava3.core.Single<Long> sizeInMemory()

Returns bytes amount used by object in Redis memory.

Returns:

size in bytes

restore

io.reactivex.rxjava3.core.Completable restore(byte[] state)

Restores object using its state returned by dump() method.

Parameters:

state - - state of object

Returns:

void

restore

io.reactivex.rxjava3.core.Completable restore(byte[] state,
                                              long timeToLive,
                                              TimeUnit timeUnit)

Restores object using its state returned by dump() method and set time to live for it.

Parameters:

state - - state of object

timeToLive - - time to live of the object

timeUnit - - time unit

Returns:

void

restoreAndReplace

io.reactivex.rxjava3.core.Completable restoreAndReplace(byte[] state)

Restores and replaces object if it already exists.

Parameters:

state - - state of the object

Returns:

void

restoreAndReplace

io.reactivex.rxjava3.core.Completable restoreAndReplace(byte[] state,
                                                        long timeToLive,
                                                        TimeUnit timeUnit)

Restores and replaces object if it already exists and set time to live for it.

Parameters:

state - - state of the object

timeToLive - - time to live of the object

timeUnit - - time unit

Returns:

void

dump

io.reactivex.rxjava3.core.Single<byte[]> dump()

Returns dump of object

Returns:

dump

touch

io.reactivex.rxjava3.core.Single<Boolean> touch()

Update the last access time of an object.

Returns:

true if object was touched else false

unlink

io.reactivex.rxjava3.core.Single<Boolean> unlink()

Delete the objects. Actual removal will happen later asynchronously.

Requires Redis 4.0+

Returns:

true if it was exist and deleted else false

copy

io.reactivex.rxjava3.core.Completable copy(String host,
                                           int port,
                                           int database,
                                           long timeout)

Copy object from source Redis instance to destination Redis instance

Parameters:

host - - destination host

port - - destination port

database - - destination database

timeout - - maximum idle time in any moment of the communication with the destination instance in milliseconds

Returns:

void

migrate

io.reactivex.rxjava3.core.Completable migrate(String host,
                                              int port,
                                              int database,
                                              long timeout)

Transfer a object from a source Redis instance to a destination Redis instance in mode

Parameters:

host - - destination host

port - - destination port

database - - destination database

timeout - - maximum idle time in any moment of the communication with the destination instance in milliseconds

Returns:

void

move

io.reactivex.rxjava3.core.Single<Boolean> move(int database)

Move object to another database in mode

Parameters:

database - - number of Redis database

Returns:

true if key was moved false if not

delete

io.reactivex.rxjava3.core.Single<Boolean> delete()

Delete object in mode

Returns:

true if object was deleted false if not

rename

io.reactivex.rxjava3.core.Completable rename(String newName)

Rename current object key to newName in mode

Parameters:

newName - - new name of object

Returns:

void

renamenx

io.reactivex.rxjava3.core.Single<Boolean> renamenx(String newName)

Rename current object key to newName in mode only if new key is not exists

Parameters:

newName - - new name of object

Returns:

true if object has been renamed successfully and false otherwise

isExists

io.reactivex.rxjava3.core.Single<Boolean> isExists()

Check object existence

Returns:

true if object exists and false otherwise

addListener

io.reactivex.rxjava3.core.Single<Integer> addListener(ObjectListener listener)

Adds object event listener

Parameters:

listener - - object event listener

Returns:

listener id

See Also:

ExpiredObjectListener, DeletedObjectListener

removeListener

io.reactivex.rxjava3.core.Completable removeListener(int listenerId)

Removes object event listener

Parameters:

listenerId - - listener id