org.redisson.api

Interface RKeysReactive

All Known Implementing Classes:

RedissonKeysReactive

public interface RKeysReactive

Method Summary

Methods

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.

Method Detail

getKeys

org.reactivestreams.Publisher<String> getKeys()

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

Parameters:

pattern -

Returns:

getKeysByPattern

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

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

Parameters:

pattern -

Returns:

getSlot

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

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

Parameters:

key -

Returns:

findKeysByPattern

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

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

Parameters:

pattern -

Returns:

randomKey

org.reactivestreams.Publisher<String> randomKey()

Get random key Uses RANDOM_KEY Redis command.

Returns:

deleteByPattern

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

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

Parameters:

pattern -

Returns:

delete

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

Delete multiple objects by name. Uses DEL Redis command.

Parameters:

keys - - object names

Returns:

flushdb

org.reactivestreams.Publisher<Void> flushdb()

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

flushall

org.reactivestreams.Publisher<Void> flushall()

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