org.redisson.api

Interface RHyperLogLogRx<V>

Type Parameters:

V - type of stored values

All Superinterfaces:

RExpirableRx, RObjectRx

public interface RHyperLogLogRx<V>
extends RExpirableRx

Probabilistic data structure that lets you maintain counts of millions of items with extreme space efficiency. RxJava2 interface.

Author:

Nikita Koksharov

Method Summary

Modifier and Type	Method and Description
io.reactivex.rxjava3.core.Single<Boolean>	add(V obj) Adds element into this structure.
io.reactivex.rxjava3.core.Single<Boolean>	addAll(Collection<V> objects) Adds all elements contained in objects collection into this structure
io.reactivex.rxjava3.core.Single<Long>	count() Returns approximated number of unique elements added into this structure.
io.reactivex.rxjava3.core.Single<Long>	countWith(String... otherLogNames) Returns approximated number of unique elements added into this instances and other instances defined through otherLogNames.
io.reactivex.rxjava3.core.Completable	mergeWith(String... otherLogNames) Merges multiple instances into this instance.

Methods inherited from interface org.redisson.api.RExpirableRx

clearExpire, expire, expireAt, expireAt, expireAt, remainTimeToLive

Methods inherited from interface org.redisson.api.RObjectRx

addListener, copy, delete, dump, getCodec, getIdleTime, getName, isExists, migrate, move, removeListener, rename, renamenx, restore, restore, restoreAndReplace, restoreAndReplace, sizeInMemory, touch, unlink

Method Detail

add

io.reactivex.rxjava3.core.Single<Boolean> add(V obj)

Adds element into this structure.

Parameters:

obj - - element to add

Returns:

true if object has been added or false if it was already added

addAll

io.reactivex.rxjava3.core.Single<Boolean> addAll(Collection<V> objects)

Adds all elements contained in objects collection into this structure

Parameters:

objects - - elements to add

Returns:

true if at least one object has been added or false if all were already added

count

io.reactivex.rxjava3.core.Single<Long> count()

Returns approximated number of unique elements added into this structure.

Returns:

approximated number of unique elements added into this structure

countWith

io.reactivex.rxjava3.core.Single<Long> countWith(String... otherLogNames)

Returns approximated number of unique elements added into this instances and other instances defined through otherLogNames.

Parameters:

otherLogNames - - name of instances

Returns:

number

mergeWith

io.reactivex.rxjava3.core.Completable mergeWith(String... otherLogNames)

Merges multiple instances into this instance.

Parameters:

otherLogNames - - name of instances

Returns:

void