Package org.redisson.api
Interface RHyperLogLogRx<V>
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- 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
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description io.reactivex.Flowable<Boolean>
add(V obj)
Adds element into this structure.io.reactivex.Flowable<Boolean>
addAll(Collection<V> objects)
Adds all elements contained inobjects
collection into this structureio.reactivex.Flowable<Long>
count()
Returns approximated number of unique elements added into this structure.io.reactivex.Flowable<Long>
countWith(String... otherLogNames)
Returns approximated number of unique elements added into this instances and other instances defined throughotherLogNames
.io.reactivex.Flowable<Void>
mergeWith(String... otherLogNames)
Merges multiple instances into this instance.-
Methods inherited from interface org.redisson.api.RExpirableRx
clearExpire, expire, expireAt, expireAt, remainTimeToLive
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Method Detail
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add
io.reactivex.Flowable<Boolean> add(V obj)
Adds element into this structure.- Parameters:
obj
- - element to add- Returns:
true
if object has been added orfalse
if it was already added
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addAll
io.reactivex.Flowable<Boolean> addAll(Collection<V> objects)
Adds all elements contained inobjects
collection into this structure- Parameters:
objects
- - elements to add- Returns:
true
if at least one object has been added orfalse
if all were already added
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count
io.reactivex.Flowable<Long> count()
Returns approximated number of unique elements added into this structure.- Returns:
- approximated number of unique elements added into this structure
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countWith
io.reactivex.Flowable<Long> countWith(String... otherLogNames)
Returns approximated number of unique elements added into this instances and other instances defined throughotherLogNames
.- Parameters:
otherLogNames
- - name of instances- Returns:
- number
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