com.linecorp.armeria.server.throttling

Class RateLimitingThrottlingStrategy<T extends Request>

java.lang.Object

com.linecorp.armeria.server.throttling.ThrottlingStrategy<T>

com.linecorp.armeria.server.throttling.RateLimitingThrottlingStrategy<T>

public final class RateLimitingThrottlingStrategy<T extends Request>
extends ThrottlingStrategy<T>

A ThrottlingStrategy that provides a throttling strategy based on QPS. The throttling works by examining the number of requests from the beginning, and throttling if the QPS is found exceed the specified tolerable maximum.

Constructor Summary

Constructors

Constructor and Description
RateLimitingThrottlingStrategy(double requestPerSecond) Creates a new strategy.
RateLimitingThrottlingStrategy(double requestPerSecond, String name) Creates a new strategy with specified name.

Method Summary

Modifier and Type	Method and Description
CompletionStage<Boolean>	accept(ServiceRequestContext ctx, T request) Returns whether a given request should be treated as failed before it is handled actually.

Methods inherited from class com.linecorp.armeria.server.throttling.ThrottlingStrategy

always, name, never, of, of

Methods inherited from class java.lang.Object

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

Constructor Detail

RateLimitingThrottlingStrategy

public RateLimitingThrottlingStrategy(double requestPerSecond,
                                      String name)

Creates a new strategy with specified name.

Parameters:

requestPerSecond - the number of requests per one second this ThrottlingStrategy accepts.

RateLimitingThrottlingStrategy

public RateLimitingThrottlingStrategy(double requestPerSecond)

Creates a new strategy.

Parameters:

requestPerSecond - the number of requests per one second this ThrottlingStrategy accepts.

Method Detail

accept

public CompletionStage<Boolean> accept(ServiceRequestContext ctx,
                                       T request)

Description copied from class: ThrottlingStrategy

Returns whether a given request should be treated as failed before it is handled actually.

Specified by:

accept in class ThrottlingStrategy<T extends Request>