Package io.camunda.zeebe.gateway.impl.job

Class LongPollingActivateJobsHandler<T>

java.lang.Object

io.camunda.zeebe.gateway.impl.job.LongPollingActivateJobsHandler<T>

All Implemented Interfaces:

ActivateJobsHandler<T>, Consumer<ActorControl>

public final class LongPollingActivateJobsHandler<T>
extends Object
implements ActivateJobsHandler<T>

Adds long polling to the handling of activate job requests. When there are no jobs available to activate, the response will be kept open.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LongPollingActivateJobsHandler.Builder<T>

Field Summary

Fields inherited from interface io.camunda.zeebe.gateway.impl.job.ActivateJobsHandler

ACTIVATE_JOBS_REQUEST_ID_GENERATOR

Method Summary

Modifier and Type	Method	Description
void	accept(ActorControl actor)
void	activateJobs(BrokerActivateJobsRequest request, ResponseObserver<T> responseObserver, Consumer<Runnable> setCancelHandler, long requestTimeout)	+--------------------------------------------------------------------------------+ | BROKER(s) | +--------|-------------------------------^---------------------------------------+ | | +-----------+ +-------------------------------------|-------------------------------|--------------------------------------------------------------------------------+ | | | | GATEWAY | Activate commands/responses | | | | | | | | | | | | | | | | | | | | | | +-----------------------+ | +--------------------v-------------------+ No Jobs +-------------------------------+ | | --|------|---> Incoming Activate ----------|----------> Try to Activate on all partitions ------------| Handle No Jobs Activated | | | | | +-----------------------+ | +---------|----------^-------------------+ +-------/---------------|-------+ | | | | +------------------------+ | | | | | | | | +--------- Jobs available | | | / | | | | | | | Notification | | | +----------------v-----+ | | | | | | +------------------------+ | | +---->Complete Or Resubmit | | | | | | | | | | +-----|----------|-----+ | | | Client invalid input: '<'-|------|--------+--------------------------+----------------------+ | | | | | | | | | | | Received Jobs | | | | | | | | | | Handle Pending Requests | \ | | +--------v-------+ | Any request | | | | | | | Reached | | | Mark Pending | | contained | | | | +--------------------------+ | failure | | +----------------+ | resource exhausted | | | | | | threshold| | | | | | | | | | | | | | | | | | | |Retrieved | | | | | | | | |notify | | | | | | For all pending requests | | |in between | | | | | | +-------|--------------|-------+ | | | | | | +---------------------------------------> Internal Activate Jobs Retry invalid input: '<'--+ | | | | | +------------------------------+ | | | | | | | | |------|----------- | | +-----------+ | \------------------------------------- +------------------v-----+ | | Error \------------------------------------- | | | | \------------------- Resource Exhausted | | | | | | | +------------------------+ | | | | | | | +------------------------------------------------------------------------------------------------------------------------------------------------------+ https://textik.com/#a2725e317ed87a9d
static <T> LongPollingActivateJobsHandler.Builder<T>	newBuilder()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.Consumer

andThen

Method Details

accept

public void accept(ActorControl actor)

Specified by:

accept in interface Consumer<T>

activateJobs

public void activateJobs(BrokerActivateJobsRequest request,
 ResponseObserver<T> responseObserver,
 Consumer<Runnable> setCancelHandler,
 long requestTimeout)

+--------------------------------------------------------------------------------+ | BROKER(s) | +--------|-------------------------------^---------------------------------------+ | | +-----------+ +-------------------------------------|-------------------------------|--------------------------------------------------------------------------------+ | | | | GATEWAY | Activate commands/responses | | | | | | | | | | | | | | | | | | | | | | +-----------------------+ | +--------------------v-------------------+ No Jobs +-------------------------------+ | | --|------|---> Incoming Activate ----------|----------> Try to Activate on all partitions ------------| Handle No Jobs Activated | | | | | +-----------------------+ | +---------|----------^-------------------+ +-------/---------------|-------+ | | | | +------------------------+ | | | | | | | | +--------- Jobs available | | | / | | | | | | | Notification | | | +----------------v-----+ | | | | | | +------------------------+ | | +---->Complete Or Resubmit | | | | | | | | | | +-----|----------|-----+ | | | Client invalid input: '<'-|------|--------+--------------------------+----------------------+ | | | | | | | | | | | Received Jobs | | | | | | | | | | Handle Pending Requests | \ | | +--------v-------+ | Any request | | | | | | | Reached | | | Mark Pending | | contained | | | | +--------------------------+ | failure | | +----------------+ | resource exhausted | | | | | | threshold| | | | | | | | | | | | | | | | | | | |Retrieved | | | | | | | | |notify | | | | | | For all pending requests | | |in between | | | | | | +-------|--------------|-------+ | | | | | | +---------------------------------------> Internal Activate Jobs Retry invalid input: '<'--+ | | | | | +------------------------------+ | | | | | | | | |------|----------- | | +-----------+ | \------------------------------------- +------------------v-----+ | | Error \------------------------------------- | | | | \------------------- Resource Exhausted | | | | | | | +------------------------+ | | | | | | | +------------------------------------------------------------------------------------------------------------------------------------------------------+ https://textik.com/#a2725e317ed87a9d

Specified by:

activateJobs in interface ActivateJobsHandler<T>

Parameters:

request - The request to handle

newBuilder

public static <T>
LongPollingActivateJobsHandler.Builder<T> newBuilder()