io.temporal.internal.worker

Interface WorkflowTaskHandler

All Known Implementing Classes:

ReplayWorkflowTaskHandler

public interface WorkflowTaskHandler

Interface of workflow task handlers.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	WorkflowTaskHandler.Result

Method Summary

Modifier and Type	Method and Description
WorkflowTaskHandler.Result	handleWorkflowTask(io.temporal.api.workflowservice.v1.PollWorkflowTaskQueueResponse workflowTask) Handles a single workflow task.
boolean	isAnyTypeSupported() True if this handler handles at least one workflow type.

Method Detail

handleWorkflowTask

WorkflowTaskHandler.Result handleWorkflowTask(io.temporal.api.workflowservice.v1.PollWorkflowTaskQueueResponse workflowTask)
                                       throws java.lang.Exception

Handles a single workflow task. Shouldn't throw any exceptions. A compliant implementation should return any unexpected errors as RespondWorkflowTaskFailedRequest.

Parameters:

workflowTask - The workflow task to handle.

Returns:

One of the possible workflow task replies: RespondWorkflowTaskCompletedRequest, RespondQueryTaskCompletedRequest, RespondWorkflowTaskFailedRequest

Throws:

java.lang.Exception

isAnyTypeSupported

boolean isAnyTypeSupported()

True if this handler handles at least one workflow type.