io.github.dengliming.redismodule.redisbloom

类 TopKFilter

java.lang.Object

org.redisson.RedissonObject

io.github.dengliming.redismodule.redisbloom.TopKFilter

所有已实现的接口:

org.redisson.api.RObject, org.redisson.api.RObjectAsync

public class TopKFilter
extends org.redisson.RedissonObject

作者:

dengliming

字段概要

从类继承的字段 org.redisson.RedissonObject

codec, commandExecutor, name

构造器概要

构造器

构造器和说明
TopKFilter(org.redisson.client.codec.Codec codec, org.redisson.command.CommandAsyncExecutor commandExecutor, String name)
TopKFilter(org.redisson.command.CommandAsyncExecutor commandExecutor, String name)

方法概要

限定符和类型	方法和说明
List<String>	add(String... items) Adds an item to the data structure
org.redisson.api.RFuture<List<String>>	addAsync(String... items)
List<Integer>	count(String... items) Returns count for an item
org.redisson.api.RFuture<List<Integer>>	countAsync(String... items)
TopKFilterInfo	getInfo()
org.redisson.api.RFuture<TopKFilterInfo>	getInfoAsync()
List<String>	incrby(Map<String,Integer> itemIncrement) Increase the score of an item in the data structure by increment
org.redisson.api.RFuture<List<String>>	incrbyAsync(Map<String,Integer> itemIncrement)
List<String>	list() Return full list of items in Top K list.
org.redisson.api.RFuture<List<String>>	listAsync()
List<Boolean>	query(String... items) Checks whether an item is one of Top-K items
org.redisson.api.RFuture<List<Boolean>>	queryAsync(String... items)
boolean	reserve(int topk, int width, int depth, double decay) Initializes a TopK with specified parameters
org.redisson.api.RFuture<Boolean>	reserveAsync(int topk, int width, int depth, double decay)

从类继承的方法 org.redisson.RedissonObject

addListener, addListener, addListenerAsync, addListenerAsync, copy, copyAsync, delete, deleteAsync, deleteAsync, dump, dumpAsync, encode, encode, encode, encode, encodeMapKey, encodeMapKeys, encodeMapValue, encodeMapValues, get, getCodec, getIdleTime, getIdleTimeAsync, getLockByMapKey, getLockByValue, getName, getRawName, getRawName, isExists, isExistsAsync, migrate, migrateAsync, move, moveAsync, prefixName, removeListener, removeListenerAsync, removeListenersAsync, rename, renameAsync, renamenx, renamenxAsync, restore, restore, restoreAndReplace, restoreAndReplace, restoreAndReplaceAsync, restoreAndReplaceAsync, restoreAsync, restoreAsync, setName, sizeInMemory, sizeInMemoryAsync, sizeInMemoryAsync, sizeInMemoryAsync, suffixName, toSeconds, toStream, touch, touchAsync, unlink, unlinkAsync

从类继承的方法 java.lang.Object

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

构造器详细资料

TopKFilter

public TopKFilter(org.redisson.command.CommandAsyncExecutor commandExecutor,
                  String name)

TopKFilter

public TopKFilter(org.redisson.client.codec.Codec codec,
                  org.redisson.command.CommandAsyncExecutor commandExecutor,
                  String name)

方法详细资料

reserve

public boolean reserve(int topk,
                       int width,
                       int depth,
                       double decay)

Initializes a TopK with specified parameters

参数:

topk - Number of top occurring items to keep

width - Number of counters kept in each array

depth - Number of arrays

decay - The probability of reducing a counter in an occupied bucket

返回:

reserveAsync

public org.redisson.api.RFuture<Boolean> reserveAsync(int topk,
                                                      int width,
                                                      int depth,
                                                      double decay)

add

public List<String> add(String... items)

Adds an item to the data structure

参数:

items -

返回:

addAsync

public org.redisson.api.RFuture<List<String>> addAsync(String... items)

incrby

public List<String> incrby(Map<String,Integer> itemIncrement)

Increase the score of an item in the data structure by increment

参数:

itemIncrement -

返回:

incrbyAsync

public org.redisson.api.RFuture<List<String>> incrbyAsync(Map<String,Integer> itemIncrement)

query

public List<Boolean> query(String... items)

Checks whether an item is one of Top-K items

参数:

items -

返回:

queryAsync

public org.redisson.api.RFuture<List<Boolean>> queryAsync(String... items)

count

public List<Integer> count(String... items)

Returns count for an item

参数:

items -

返回:

countAsync

public org.redisson.api.RFuture<List<Integer>> countAsync(String... items)

list

public List<String> list()

Return full list of items in Top K list.

返回:

listAsync

public org.redisson.api.RFuture<List<String>> listAsync()

getInfo

public TopKFilterInfo getInfo()

返回:

Returns number of required items (k), width, depth and decay values

getInfoAsync

public org.redisson.api.RFuture<TopKFilterInfo> getInfoAsync()