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

Interface RequestLimiter<C>

All Known Implementing Classes:
CommandRateLimiter, NoopRequestLimiter
public interface RequestLimiter<C>

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    getInflightCount()
     
    int
    getLimit()
     
    void
    onIgnore(int streamId, long requestId)
    Notify when a request is cancelled after tryAcquire(int, long, Object) was success.
    void
    onResponse(int streamId, long requestId)
    Notify when a request processing is completed by calling this method.
    boolean
    tryAcquire(int streamId, long requestId, C context)
    Try to add to the inflight requests.

  • Method Details

    • tryAcquire

      boolean tryAcquire(int streamId, long requestId, C context)
      Try to add to the inflight requests. If success, onResponse(int, long) ()} must be called when the request * is processed.
      Parameters:
      streamId -
      requestId -
      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

      void onResponse(int streamId, long requestId)
      Notify when a request processing is completed by calling this method.
      Parameters:
      streamId -
      requestId -

    • onIgnore

      void onIgnore(int streamId, long requestId)
      Notify when a request is cancelled after tryAcquire(int, long, Object) was success.
      Parameters:
      streamId -
      requestId -

    • getLimit

      int getLimit()

    • getInflightCount

      int getInflightCount()