Package org.redisson.redisnode

Class RedisNode

java.lang.Object

org.redisson.redisnode.RedisNode

All Implemented Interfaces:

RedisClusterMaster, RedisClusterMasterAsync, RedisClusterNode, RedisClusterNodeAsync, RedisClusterSlave, RedisClusterSlaveAsync, RedisMaster, RedisMasterAsync, RedisNode, RedisNodeAsync, RedisSlave, RedisSlaveAsync

public class RedisNode
extends Object
implements RedisClusterMaster, RedisClusterSlave, RedisMaster, RedisSlave, RedisClusterMasterAsync, RedisClusterSlaveAsync, RedisMasterAsync, RedisSlaveAsync

Author:

Nikita Koksharov

Nested Class Summary

Nested classes/interfaces inherited from interface org.redisson.api.redisnode.RedisNode

RedisNode.InfoSection

Constructor Summary

Constructors

Constructor	Description
RedisNode(RedisClient client, CommandAsyncExecutor commandExecutor, NodeType type)

Method Summary

Modifier and Type	Method	Description
void	bgRewriteAOF()	Runs an Append Only File rewrite process.
RFuture<Void>	bgRewriteAOFAsync()	Runs an Append Only File rewrite process.
void	bgSave()	Runs the Redis database saving process in background.
RFuture<Void>	bgSaveAsync()	Runs the Redis database saving process in background.
void	clusterAddSlots(int... slots)	Adds slots to this Redis node
RFuture<Void>	clusterAddSlotsAsync(int... slots)	Adds slots to this Redis node
long	clusterCountFailureReports(String nodeId)	Returns number of failure reports for Redis node by defined id
RFuture<Long>	clusterCountFailureReportsAsync(String nodeId)	Returns number of failure reports for Redis node by defined id
long	clusterCountKeysInSlot(int slot)	Counts keys in defined slot
RFuture<Long>	clusterCountKeysInSlotAsync(int slot)	Counts keys in defined slot
void	clusterDeleteSlots(int... slots)	Removes slots from this Redis node
RFuture<Void>	clusterDeleteSlotsAsync(int... slots)	Removes slots from this Redis node
void	clusterFlushSlots()	Removes all slots from this Redis node
RFuture<Void>	clusterFlushSlotsAsync()	Removes all slots from this Redis node
void	clusterForget(String nodeId)	Removes Redis node by defined id from Cluster
RFuture<Void>	clusterForgetAsync(String nodeId)	Removes Redis node by defined id from Cluster
List<String>	clusterGetKeysInSlot(int slot, int count)	Returns keys in defines slot limited by count
RFuture<List<String>>	clusterGetKeysInSlotAsync(int slot, int count)	Returns keys in defines slot limited by count
String	clusterId()	Returns id of this Redis node
RFuture<String>	clusterIdAsync()	Returns id of this Redis node
Map<String,String>	clusterInfo()	Returns cluster information reported by this Redis node
RFuture<Map<String,String>>	clusterInfoAsync()	Returns cluster information reported by this Redis node
void	clusterMeet(String address)	Joins Redis node by the defined address to Cluster
RFuture<Void>	clusterMeetAsync(String address)	Joins Redis node by the defined address to Cluster
void	clusterReplicate(String nodeId)	Reconfigures this Redis node as replica of Redis node by defined id.
RFuture<Void>	clusterReplicateAsync(String nodeId)	Reconfigures this Redis node as replica of Redis node by defined id.
void	clusterSetSlot(int slot, SetSlotCommand command)	Sets slot to this Redis node according to defined command
void	clusterSetSlot(int slot, SetSlotCommand command, String nodeId)	Sets slot to this Redis node according to defined command
RFuture<Void>	clusterSetSlotAsync(int slot, SetSlotCommand command)	Sets slot to this Redis node according to defined command
RFuture<Void>	clusterSetSlotAsync(int slot, SetSlotCommand command, String nodeId)	Sets slot to this Redis node according to defined command
Map<ClusterSlotRange,Set<String>>	clusterSlots()	Return Redis Cluster slots mapped to Redis nodes
RFuture<Map<ClusterSlotRange,Set<String>>>	clusterSlotsAsync()	Return Redis Cluster slots mapped to Redis nodes
boolean	equals(Object obj)
InetSocketAddress	getAddr()	Get Redis node address
RedisClient	getClient()
Map<String,String>	getConfig(String parameter)	Get value of Redis configuration parameter.
RFuture<Map<String,String>>	getConfigAsync(String parameter)	Get value of Redis configuration parameter.
Instant	getLastSaveTime()	Returns time of the last successful Redis database save operation.
RFuture<Instant>	getLastSaveTimeAsync()	Returns time of the last successful Redis database save operation.
Map<String,String>	getMemoryStatistics()	Returns Redis memory statistics
RFuture<Map<String,String>>	getMemoryStatisticsAsync()	Returns Redis memory statistics
int	hashCode()
Map<String,String>	info(RedisNode.InfoSection section)	Returns information about Redis node.
RFuture<Map<String,String>>	infoAsync(RedisNode.InfoSection section)	Returns information about Redis node.
boolean	ping()	Ping Redis node.
boolean	ping(long timeout, TimeUnit timeUnit)	Ping Redis node with specified timeout.
RFuture<Boolean>	pingAsync()	Ping Redis node.
RFuture<Boolean>	pingAsync(long timeout, TimeUnit timeUnit)	Ping Redis node with specified timeout.
void	save()	Save the Redis database.
RFuture<Void>	saveAsync()	Save the Redis database.
void	scheduleBgSave()	Save the Redis database in background.
RFuture<Void>	scheduleBgSaveAsync()	Save the Redis database in background.
void	setConfig(String parameter, String value)	Set value of Redis configuration parameter.
RFuture<Void>	setConfigAsync(String parameter, String value)	Set value of Redis configuration parameter.
long	size()	Returns keys amount stored in this Redis node.
RFuture<Long>	sizeAsync()	Returns keys amount stored in this Redis node.
Time	time()	Returns current Redis server time in seconds
RFuture<Time>	timeAsync()	Returns current Redis server time in seconds
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

RedisNode

public RedisNode(RedisClient client,
 CommandAsyncExecutor commandExecutor,
 NodeType type)

Method Details

getClient

public RedisClient getClient()

getAddr

public InetSocketAddress getAddr()

Description copied from interface: RedisNode

Get Redis node address

Specified by:

getAddr in interface RedisNode

Returns:

node address

pingAsync

public RFuture<Boolean> pingAsync()

Description copied from interface: RedisNodeAsync

Ping Redis node. Default timeout is 1000 milliseconds

Specified by:

pingAsync in interface RedisNodeAsync

Returns:

true if "PONG" reply received, false otherwise

pingAsync

public RFuture<Boolean> pingAsync(long timeout,
 TimeUnit timeUnit)

Description copied from interface: RedisNodeAsync

Ping Redis node with specified timeout.

Specified by:

pingAsync in interface RedisNodeAsync

Parameters:

timeout - - ping timeout

timeUnit - - timeout unit

Returns:

true if "PONG" reply received, false otherwise

ping

public boolean ping()

Description copied from interface: RedisNode

Ping Redis node. Default timeout is 1000 milliseconds

Specified by:

ping in interface RedisNode

Returns:

true if "PONG" reply received, false otherwise

ping

public boolean ping(long timeout,
 TimeUnit timeUnit)

Description copied from interface: RedisNode

Ping Redis node with specified timeout.

Specified by:

ping in interface RedisNode

Parameters:

timeout - - ping timeout

timeUnit - - timeout unit

Returns:

true if "PONG" reply received, false otherwise

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

timeAsync

public RFuture<Time> timeAsync()

Description copied from interface: RedisNodeAsync

Returns current Redis server time in seconds

Specified by:

timeAsync in interface RedisNodeAsync

Returns:

time in seconds

time

public Time time()

Description copied from interface: RedisNode

Returns current Redis server time in seconds

Specified by:

time in interface RedisNode

Returns:

time in seconds

toString

public String toString()

Overrides:

toString in class Object

clusterInfoAsync

public RFuture<Map<String,String>> clusterInfoAsync()

Description copied from interface: RedisClusterNodeAsync

Returns cluster information reported by this Redis node

Specified by:

clusterInfoAsync in interface RedisClusterNodeAsync

Returns:

cluster information

clusterInfo

public Map<String,String> clusterInfo()

Description copied from interface: RedisClusterNode

Returns cluster information reported by this Redis node

Specified by:

clusterInfo in interface RedisClusterNode

Returns:

cluster information

clusterId

public String clusterId()

Description copied from interface: RedisClusterNode

Returns id of this Redis node

Specified by:

clusterId in interface RedisClusterNode

Returns:

Redis node Id

clusterAddSlots

public void clusterAddSlots(int... slots)

Description copied from interface: RedisClusterNode

Adds slots to this Redis node

Specified by:

clusterAddSlots in interface RedisClusterNode

Parameters:

slots - slots to add

clusterReplicate

public void clusterReplicate(String nodeId)

Description copied from interface: RedisClusterNode

Reconfigures this Redis node as replica of Redis node by defined id.

Specified by:

clusterReplicate in interface RedisClusterNode

Parameters:

nodeId - Redis node Id

clusterForget

public void clusterForget(String nodeId)

Description copied from interface: RedisClusterNode

Removes Redis node by defined id from Cluster

Specified by:

clusterForget in interface RedisClusterNode

Parameters:

nodeId -

clusterDeleteSlots

public void clusterDeleteSlots(int... slots)

Description copied from interface: RedisClusterNode

Removes slots from this Redis node

Specified by:

clusterDeleteSlots in interface RedisClusterNode

Parameters:

slots - slots to remove

clusterCountKeysInSlot

public long clusterCountKeysInSlot(int slot)

Description copied from interface: RedisClusterNode

Counts keys in defined slot

Specified by:

clusterCountKeysInSlot in interface RedisClusterNode

Parameters:

slot - slot

Returns:

keys amount

clusterGetKeysInSlot

public List<String> clusterGetKeysInSlot(int slot,
 int count)

Description copied from interface: RedisClusterNode

Returns keys in defines slot limited by count

Specified by:

clusterGetKeysInSlot in interface RedisClusterNode

Parameters:

slot - slot

count - limits keys amount

Returns:

keys

clusterSetSlot

public void clusterSetSlot(int slot,
 SetSlotCommand command)

Description copied from interface: RedisClusterNode

Sets slot to this Redis node according to defined command

Specified by:

clusterSetSlot in interface RedisClusterNode

Parameters:

slot - slot

command - slot command

clusterSetSlot

public void clusterSetSlot(int slot,
 SetSlotCommand command,
 String nodeId)

Description copied from interface: RedisClusterNode

Sets slot to this Redis node according to defined command

Specified by:

clusterSetSlot in interface RedisClusterNode

Parameters:

slot - slot

command - slot command

nodeId - Redis node id

clusterMeet

public void clusterMeet(String address)

Description copied from interface: RedisClusterNode

Joins Redis node by the defined address to Cluster

Address example: redis://127.0.0.1:9233

Specified by:

clusterMeet in interface RedisClusterNode

Parameters:

address - Redis node address

clusterCountFailureReports

public long clusterCountFailureReports(String nodeId)

Description copied from interface: RedisClusterNode

Returns number of failure reports for Redis node by defined id

Specified by:

clusterCountFailureReports in interface RedisClusterNode

Parameters:

nodeId - Redis node id

Returns:

amount of failure reports

clusterFlushSlots

public void clusterFlushSlots()

Description copied from interface: RedisClusterNode

Removes all slots from this Redis node

Specified by:

clusterFlushSlots in interface RedisClusterNode

clusterSlots

public Map<ClusterSlotRange,Set<String>> clusterSlots()

Description copied from interface: RedisClusterNode

Return Redis Cluster slots mapped to Redis nodes

Specified by:

clusterSlots in interface RedisClusterNode

Returns:

slots mapping

info

public Map<String,String> info(RedisNode.InfoSection section)

Description copied from interface: RedisNode

Returns information about Redis node.

Specified by:

info in interface RedisNode

Parameters:

section - - section of information

Returns:

information

getMemoryStatistics

public Map<String,String> getMemoryStatistics()

Description copied from interface: RedisNode

Returns Redis memory statistics

Specified by:

getMemoryStatistics in interface RedisNode

Returns:

statistics info map

getMemoryStatisticsAsync

public RFuture<Map<String,String>> getMemoryStatisticsAsync()

Description copied from interface: RedisNodeAsync

Returns Redis memory statistics

Specified by:

getMemoryStatisticsAsync in interface RedisNodeAsync

Returns:

statistics info map

clusterIdAsync

public RFuture<String> clusterIdAsync()

Description copied from interface: RedisClusterNodeAsync

Returns id of this Redis node

Specified by:

clusterIdAsync in interface RedisClusterNodeAsync

Returns:

Redis node Id

clusterAddSlotsAsync

public RFuture<Void> clusterAddSlotsAsync(int... slots)

Description copied from interface: RedisClusterNodeAsync

Adds slots to this Redis node

Specified by:

clusterAddSlotsAsync in interface RedisClusterNodeAsync

Parameters:

slots - slots to add

Returns:

void

clusterReplicateAsync

public RFuture<Void> clusterReplicateAsync(String nodeId)

Description copied from interface: RedisClusterNodeAsync

Reconfigures this Redis node as replica of Redis node by defined id.

Specified by:

clusterReplicateAsync in interface RedisClusterNodeAsync

Parameters:

nodeId - Redis node Id

Returns:

void

clusterForgetAsync

public RFuture<Void> clusterForgetAsync(String nodeId)

Description copied from interface: RedisClusterNodeAsync

Removes Redis node by defined id from Cluster

Specified by:

clusterForgetAsync in interface RedisClusterNodeAsync

Parameters:

nodeId -

Returns:

void

clusterDeleteSlotsAsync

public RFuture<Void> clusterDeleteSlotsAsync(int... slots)

Description copied from interface: RedisClusterNodeAsync

Removes slots from this Redis node

Specified by:

clusterDeleteSlotsAsync in interface RedisClusterNodeAsync

Parameters:

slots - slots to remove

Returns:

void

clusterCountKeysInSlotAsync

public RFuture<Long> clusterCountKeysInSlotAsync(int slot)

Description copied from interface: RedisClusterNodeAsync

Counts keys in defined slot

Specified by:

clusterCountKeysInSlotAsync in interface RedisClusterNodeAsync

Parameters:

slot - slot

Returns:

keys amount

clusterGetKeysInSlotAsync

public RFuture<List<String>> clusterGetKeysInSlotAsync(int slot,
 int count)

Description copied from interface: RedisClusterNodeAsync

Returns keys in defines slot limited by count

Specified by:

clusterGetKeysInSlotAsync in interface RedisClusterNodeAsync

Parameters:

slot - slot

count - limits keys amount

Returns:

keys

clusterSetSlotAsync

public RFuture<Void> clusterSetSlotAsync(int slot,
 SetSlotCommand command)

Description copied from interface: RedisClusterNodeAsync

Sets slot to this Redis node according to defined command

Specified by:

clusterSetSlotAsync in interface RedisClusterNodeAsync

Parameters:

slot - slot

command - slot command

Returns:

void

clusterSetSlotAsync

public RFuture<Void> clusterSetSlotAsync(int slot,
 SetSlotCommand command,
 String nodeId)

Description copied from interface: RedisClusterNodeAsync

Sets slot to this Redis node according to defined command

Specified by:

clusterSetSlotAsync in interface RedisClusterNodeAsync

Parameters:

slot - slot

command - slot command

nodeId - Redis node id

Returns:

void

clusterMeetAsync

public RFuture<Void> clusterMeetAsync(String address)

Description copied from interface: RedisClusterNodeAsync

Joins Redis node by the defined address to Cluster

Address example: redis://127.0.0.1:9233

Specified by:

clusterMeetAsync in interface RedisClusterNodeAsync

Parameters:

address - Redis node address

Returns:

void

clusterCountFailureReportsAsync

public RFuture<Long> clusterCountFailureReportsAsync(String nodeId)

Description copied from interface: RedisClusterNodeAsync

Returns number of failure reports for Redis node by defined id

Specified by:

clusterCountFailureReportsAsync in interface RedisClusterNodeAsync

Parameters:

nodeId - Redis node id

Returns:

amount of failure reports

clusterFlushSlotsAsync

public RFuture<Void> clusterFlushSlotsAsync()

Description copied from interface: RedisClusterNodeAsync

Removes all slots from this Redis node

Specified by:

clusterFlushSlotsAsync in interface RedisClusterNodeAsync

Returns:

void

clusterSlotsAsync

public RFuture<Map<ClusterSlotRange,Set<String>>> clusterSlotsAsync()

Description copied from interface: RedisClusterNodeAsync

Return Redis Cluster slots mapped to Redis nodes

Specified by:

clusterSlotsAsync in interface RedisClusterNodeAsync

Returns:

slots mapping

infoAsync

public RFuture<Map<String,String>> infoAsync(RedisNode.InfoSection section)

Description copied from interface: RedisNodeAsync

Returns information about Redis node.

Specified by:

infoAsync in interface RedisNodeAsync

Parameters:

section - - section of information

Returns:

information map

getConfig

public Map<String,String> getConfig(String parameter)

Description copied from interface: RedisNode

Get value of Redis configuration parameter.

Specified by:

getConfig in interface RedisNode

Parameters:

parameter - - name of parameter

Returns:

value of parameter

setConfig

public void setConfig(String parameter,
 String value)

Description copied from interface: RedisNode

Set value of Redis configuration parameter.

Specified by:

setConfig in interface RedisNode

Parameters:

parameter - - name of parameter

value - - value of parameter

getConfigAsync

public RFuture<Map<String,String>> getConfigAsync(String parameter)

Description copied from interface: RedisNodeAsync

Get value of Redis configuration parameter.

Specified by:

getConfigAsync in interface RedisNodeAsync

Parameters:

parameter - - name of parameter

Returns:

value of parameter

setConfigAsync

public RFuture<Void> setConfigAsync(String parameter,
 String value)

Description copied from interface: RedisNodeAsync

Set value of Redis configuration parameter.

Specified by:

setConfigAsync in interface RedisNodeAsync

Parameters:

parameter - - name of parameter

value - - value of parameter

Returns:

void

bgSave

public void bgSave()

Description copied from interface: RedisNode

Runs the Redis database saving process in background.

Specified by:

bgSave in interface RedisNode

scheduleBgSave

public void scheduleBgSave()

Description copied from interface: RedisNode

Save the Redis database in background. If AOF rewrite process is in progress then the background save is scheduled to run upon its completion.

Specified by:

scheduleBgSave in interface RedisNode

save

public void save()

Description copied from interface: RedisNode

Save the Redis database.

Specified by:

save in interface RedisNode

getLastSaveTime

public Instant getLastSaveTime()

Description copied from interface: RedisNode

Returns time of the last successful Redis database save operation.

Specified by:

getLastSaveTime in interface RedisNode

Returns:

time

bgSaveAsync

public RFuture<Void> bgSaveAsync()

Description copied from interface: RedisNodeAsync

Runs the Redis database saving process in background.

Specified by:

bgSaveAsync in interface RedisNodeAsync

scheduleBgSaveAsync

public RFuture<Void> scheduleBgSaveAsync()

Description copied from interface: RedisNodeAsync

Save the Redis database in background. If AOF rewrite process is in progress then the background save is scheduled to run upon its completion.

Specified by:

scheduleBgSaveAsync in interface RedisNodeAsync

saveAsync

public RFuture<Void> saveAsync()

Description copied from interface: RedisNodeAsync

Save the Redis database.

Specified by:

saveAsync in interface RedisNodeAsync

getLastSaveTimeAsync

public RFuture<Instant> getLastSaveTimeAsync()

Description copied from interface: RedisNodeAsync

Returns time of the last successful Redis database save operation.

Specified by:

getLastSaveTimeAsync in interface RedisNodeAsync

Returns:

time

bgRewriteAOF

public void bgRewriteAOF()

Description copied from interface: RedisNode

Runs an Append Only File rewrite process. Starts only if there is no a background process doing persistence.

If fails no data gets lost

Specified by:

bgRewriteAOF in interface RedisNode

bgRewriteAOFAsync

public RFuture<Void> bgRewriteAOFAsync()

Description copied from interface: RedisNodeAsync

Runs an Append Only File rewrite process. Starts only if there is no a background process doing persistence.

If fails no data gets lost

Specified by:

bgRewriteAOFAsync in interface RedisNodeAsync

size

public long size()

Description copied from interface: RedisNode

Returns keys amount stored in this Redis node.

Specified by:

size in interface RedisNode

Returns:

keys amount

sizeAsync

public RFuture<Long> sizeAsync()

Description copied from interface: RedisNodeAsync

Returns keys amount stored in this Redis node.

Specified by:

sizeAsync in interface RedisNodeAsync

Returns:

keys amount