com.netflix.hystrix.metric.consumer

Class BucketedRollingCounterStream<Event extends HystrixEvent,Bucket,Output>

java.lang.Object

com.netflix.hystrix.metric.consumer.BucketedCounterStream<Event,Bucket,Output>

com.netflix.hystrix.metric.consumer.BucketedRollingCounterStream<Event,Bucket,Output>

Type Parameters:

Event - type of raw data that needs to get summarized into a bucket

Bucket - type of data contained in each bucket

Output - type of data emitted to stream subscribers (often is the same as A but does not have to be)

Direct Known Subclasses:

HealthCountsStream, RollingCollapserEventCounterStream, RollingCommandEventCounterStream, RollingThreadPoolEventCounterStream

public abstract class BucketedRollingCounterStream<Event extends HystrixEvent,Bucket,Output>
extends BucketedCounterStream<Event,Bucket,Output>

Refinement of BucketedCounterStream which reduces numBuckets at a time.

Field Summary

Fields inherited from class com.netflix.hystrix.metric.consumer.BucketedCounterStream

bucketedStream, numBuckets, subscription

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BucketedRollingCounterStream(HystrixEventStream<Event> stream, int numBuckets, int bucketSizeInMs, rx.functions.Func2<Bucket,Event,Bucket> appendRawEventToBucket, rx.functions.Func2<Output,Bucket,Output> reduceBucket)

Method Summary

Methods

Modifier and Type	Method and Description
rx.Observable<Output>	observe() Return the stream of buckets

Methods inherited from class com.netflix.hystrix.metric.consumer.BucketedCounterStream

getLatest, startCachingStreamValuesIfUnstarted, unsubscribe

Methods inherited from class java.lang.Object

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

Constructor Detail

BucketedRollingCounterStream

protected BucketedRollingCounterStream(HystrixEventStream<Event> stream,
                            int numBuckets,
                            int bucketSizeInMs,
                            rx.functions.Func2<Bucket,Event,Bucket> appendRawEventToBucket,
                            rx.functions.Func2<Output,Bucket,Output> reduceBucket)

Method Detail

observe

public rx.Observable<Output> observe()

Description copied from class: BucketedCounterStream

Return the stream of buckets

Specified by:

observe in class BucketedCounterStream<Event extends HystrixEvent,Bucket,Output>

Returns:

stream of buckets