org.redisson.core

Interface RKeys

All Superinterfaces:

RKeysAsync

All Known Implementing Classes:

RedissonKeys

public interface RKeys
extends RKeysAsync

Method Summary

Methods

Modifier and Type	Method and Description
Long	count() Returns the number of keys in the currently-selected database
long	delete(String... keys) Delete multiple objects by name
long	deleteByPattern(String pattern) Delete multiple objects by a key pattern Supported glob-style patterns: h?
Collection<String>	findKeysByPattern(String pattern) Find keys by key search pattern Supported glob-style patterns: h?
void	flushall() Delete all keys of all existing databases
void	flushdb() Delete all keys of currently selected database
Iterable<String>	getKeys() Get all keys using iterator.
Iterable<String>	getKeysByPattern(String pattern) Get all keys by pattern using iterator.
int	getSlot(String key) Get hash slot identifier for key.
String	randomKey() Get random key

Methods inherited from interface org.redisson.core.RKeysAsync

countAsync, deleteAsync, deleteByPatternAsync, findKeysByPatternAsync, flushallAsync, flushdbAsync, getSlotAsync, randomKeyAsync

Method Detail

getSlot

int getSlot(String key)

Get hash slot identifier for key. Available for cluster nodes only

Parameters:

key -

Returns:

getKeysByPattern

Iterable<String> getKeysByPattern(String pattern)

Get all keys by pattern using iterator. Keys traversing with SCAN operation 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

Returns:

getKeys

Iterable<String> getKeys()

Get all keys using iterator. Keys traversing with SCAN operation

Returns:

randomKey

String randomKey()

Get random key

Returns:

findKeysByPattern

Collection<String> findKeysByPattern(String pattern)

Find keys by key search pattern 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:

deleteByPattern

long deleteByPattern(String pattern)

Delete multiple objects by a key pattern 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

long delete(String... keys)

Delete multiple objects by name

Parameters:

keys - - object names

Returns:

count

Long count()

Returns the number of keys in the currently-selected database

Returns:

flushdb

void flushdb()

Delete all keys of currently selected database

flushall

void flushall()

Delete all keys of all existing databases