Package io.camunda.zeebe.broker.transport.backpressure

Class CommandRateLimiter

java.lang.Object

com.netflix.concurrency.limits.limiter.AbstractLimiter<Intent>

io.camunda.zeebe.broker.transport.backpressure.CommandRateLimiter

All Implemented Interfaces:

com.netflix.concurrency.limits.Limiter<Intent>, RequestLimiter<Intent>

public final class CommandRateLimiter
extends com.netflix.concurrency.limits.limiter.AbstractLimiter<Intent>
implements RequestLimiter<Intent>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	CommandRateLimiter.CommandRateLimiterBuilder

Nested classes/interfaces inherited from class com.netflix.concurrency.limits.limiter.AbstractLimiter

com.netflix.concurrency.limits.limiter.AbstractLimiter.Builder<BuilderT extends com.netflix.concurrency.limits.limiter.AbstractLimiter.Builder<BuilderT>>

Nested classes/interfaces inherited from interface com.netflix.concurrency.limits.Limiter

com.netflix.concurrency.limits.Limiter.Listener

Field Summary

Fields inherited from class com.netflix.concurrency.limits.limiter.AbstractLimiter

ID_TAG, STATUS_TAG

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CommandRateLimiter(CommandRateLimiter.CommandRateLimiterBuilder builder, int partitionId)

Method Summary

Modifier and Type	Method	Description
Optional<com.netflix.concurrency.limits.Limiter.Listener>	acquire(Intent intent)
static CommandRateLimiter.CommandRateLimiterBuilder	builder()
int	getInflightCount()
void	onIgnore(int streamId, long requestId)	Notify when a request is cancelled after RequestLimiter.tryAcquire(int, long, Object) was success.
protected void	onNewLimit(int newLimit)
void	onResponse(int streamId, long requestId)	Notify when a request processing is completed by calling this method.
boolean	tryAcquire(int streamId, long requestId, Intent context)	Try to add to the inflight requests.

Methods inherited from class com.netflix.concurrency.limits.limiter.AbstractLimiter

createListener, createRejectedListener, getInflight, getLimit

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.camunda.zeebe.broker.transport.backpressure.RequestLimiter

getLimit

Constructor Detail

CommandRateLimiter

protected CommandRateLimiter(CommandRateLimiter.CommandRateLimiterBuilder builder,
                             int partitionId)

Method Detail

acquire

public Optional<com.netflix.concurrency.limits.Limiter.Listener> acquire(Intent intent)

Specified by:

acquire in interface com.netflix.concurrency.limits.Limiter<Intent>

tryAcquire

public boolean tryAcquire(int streamId,
                          long requestId,
                          Intent context)

Description copied from interface: RequestLimiter

Try to add to the inflight requests. If success, RequestLimiter.onResponse(int, long) ()} must be called when the request * is processed.

Specified by:

tryAcquire in interface RequestLimiter<Intent>

context - some limiters may use additional context to decide if a request should be accepted

Returns:

true if request is added to the inflight requests, false otherwise

onResponse

public void onResponse(int streamId,
                       long requestId)

Description copied from interface: RequestLimiter

Notify when a request processing is completed by calling this method.

Specified by:

onResponse in interface RequestLimiter<Intent>

onIgnore

public void onIgnore(int streamId,
                     long requestId)

Description copied from interface: RequestLimiter

Notify when a request is cancelled after RequestLimiter.tryAcquire(int, long, Object) was success.

Specified by:

onIgnore in interface RequestLimiter<Intent>

getInflightCount

public int getInflightCount()

Specified by:

getInflightCount in interface RequestLimiter<Intent>

onNewLimit

protected void onNewLimit(int newLimit)

Overrides:

onNewLimit in class com.netflix.concurrency.limits.limiter.AbstractLimiter<Intent>

builder

public static CommandRateLimiter.CommandRateLimiterBuilder builder()