org.redisson.reactive

Class RedissonKeysReactive

java.lang.Object

org.redisson.reactive.RedissonKeysReactive

All Implemented Interfaces:

RKeysReactive

public class RedissonKeysReactive
extends Object
implements RKeysReactive

Author:

Nikita Koksharov

Constructor Summary

Constructors

Constructor and Description
RedissonKeysReactive(CommandReactiveService commandExecutor)

Method Summary

Modifier and Type	Method and Description
org.reactivestreams.Publisher<Long>	delete(String... keys) Delete multiple objects by name.
org.reactivestreams.Publisher<Long>	deleteByPattern(String pattern) Delete multiple objects by a key pattern.
org.reactivestreams.Publisher<Collection<String>>	findKeysByPattern(String pattern) Find keys by key search pattern by one Redis call.
org.reactivestreams.Publisher<Void>	flushall() Delete all the keys of all the existing databases Uses FLUSHALL Redis command.
org.reactivestreams.Publisher<Void>	flushdb() Delete all the keys of the currently selected database Uses FLUSHDB Redis command.
org.reactivestreams.Publisher<String>	getKeys() Load keys in incrementally iterate mode.
org.reactivestreams.Publisher<String>	getKeysByPattern(String pattern) Find keys by pattern and load it in incrementally iterate mode.
org.reactivestreams.Publisher<Integer>	getSlot(String key) Get hash slot identifier for key.
org.reactivestreams.Publisher<String>	randomKey() Get random key Uses RANDOM_KEY Redis command.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RedissonKeysReactive

public RedissonKeysReactive(CommandReactiveService commandExecutor)

Method Detail

getSlot

public org.reactivestreams.Publisher<Integer> getSlot(String key)

Description copied from interface: RKeysReactive

Get hash slot identifier for key. Available for cluster nodes only. Uses KEYSLOT Redis command.

Specified by:

getSlot in interface RKeysReactive

Parameters:

key - - name of key

Returns:

slot number

getKeysByPattern

public org.reactivestreams.Publisher<String> getKeysByPattern(String pattern)

Description copied from interface: RKeysReactive

Find keys by pattern and load it in incrementally iterate mode. Uses SCAN Redis command. Supported glob-style patterns: h?llo subscribes to hello, hallo and hxllo h*llo subscribes to hllo and heeeello h[ae]llo subscribes to hello and hallo, but not hillo

Specified by:

getKeysByPattern in interface RKeysReactive

Parameters:

pattern - - match pattern

Returns:

keys

getKeys

public org.reactivestreams.Publisher<String> getKeys()

Description copied from interface: RKeysReactive

Load keys in incrementally iterate mode. Uses SCAN Redis command.

Specified by:

getKeys in interface RKeysReactive

Returns:

all keys

findKeysByPattern

public org.reactivestreams.Publisher<Collection<String>> findKeysByPattern(String pattern)

Description copied from interface: RKeysReactive

Find keys by key search pattern by one Redis call. Uses KEYS Redis command. Supported glob-style patterns: h?llo subscribes to hello, hallo and hxllo h*llo subscribes to hllo and heeeello h[ae]llo subscribes to hello and hallo, but not hillo

Specified by:

findKeysByPattern in interface RKeysReactive

Parameters:

pattern - - match pattern

Returns:

collection of keys

randomKey

public org.reactivestreams.Publisher<String> randomKey()

Description copied from interface: RKeysReactive

Get random key Uses RANDOM_KEY Redis command.

Specified by:

randomKey in interface RKeysReactive

Returns:

random key

deleteByPattern

public org.reactivestreams.Publisher<Long> deleteByPattern(String pattern)

Description copied from interface: RKeysReactive

Delete multiple objects by a key pattern. Uses Lua script. Supported glob-style patterns: h?llo subscribes to hello, hallo and hxllo h*llo subscribes to hllo and heeeello h[ae]llo subscribes to hello and hallo, but not hillo

Specified by:

deleteByPattern in interface RKeysReactive

Parameters:

pattern - - match pattern

Returns:

deleted objects amount

delete

public org.reactivestreams.Publisher<Long> delete(String... keys)

Description copied from interface: RKeysReactive

Delete multiple objects by name. Uses DEL Redis command.

Specified by:

delete in interface RKeysReactive

Parameters:

keys - - object names

Returns:

deleted objects amount

flushdb

public org.reactivestreams.Publisher<Void> flushdb()

Description copied from interface: RKeysReactive

Delete all the keys of the currently selected database Uses FLUSHDB Redis command.

Specified by:

flushdb in interface RKeysReactive

Returns:

void

flushall

public org.reactivestreams.Publisher<Void> flushall()

Description copied from interface: RKeysReactive

Delete all the keys of all the existing databases Uses FLUSHALL Redis command.

Specified by:

flushall in interface RKeysReactive

Returns:

void