public async Task ProcessLockedTasks(string workerId, LockedExternalTask lockedExternalTask)
{
var executor = GetExecutor(lockedExternalTask.TopicName);
var executorAttribute = GetExecutorAttributeData(executor);
var externalTask = lockedExternalTask.ToExternalTask();
try
{
var resultVariables = await ExecuteExternalTask(executor, externalTask);
var completeExternalTask = new CompleteExternalTask
{
WorkerId = workerId,
Variables = resultVariables.ToVariableDictionary()
};
await _engineClient.Client().ExternalTasks[externalTask.Id].Complete(completeExternalTask);
}
catch (ExternalTaskException ex)
{
HandleExternalTaskException(workerId, externalTask, ex);
}
catch (Exception ex)
{
HandleException(workerId, executorAttribute, externalTask, ex);
}
}
private void Execute(LockedExternalTask lockedExternalTask, Type type)
{
ExternalTask externalTask = lockedExternalTask.ToExternalTask();
var resultVariables = new Dictionary <string, object>();
try
{
LogEventToConsole($"{externalTask.ProcessDefinitionId} {externalTask.TopicName} Started", "INFO");
CreateAdapterInstanceAndExecute(externalTask, ref resultVariables, type);
LogEventToConsole($"{externalTask.ProcessDefinitionId} {externalTask.TopicName} Finished", "INFO");
CompleteExternalTask completeExternalTask = new CompleteExternalTask()
{
WorkerId = _workerId,
Variables = resultVariables.ToVariableDictionary()
};
_camundaClient.ExternalTasks[externalTask.Id].Complete(completeExternalTask);
}
catch (ExternalTaskException ex)
{
LogEventToConsole($"{externalTask.ProcessDefinitionId} {externalTask.TopicName} {ex.Message}", "ERROR");
ExternalTaskBpmnError externalTaskBpmnError = new ExternalTaskBpmnError()
{
WorkerId = _workerId,
ErrorCode = ex.BusinessErrorCode
};
_camundaClient.ExternalTasks[externalTask.Id].HandleBpmnError(externalTaskBpmnError);
}
catch (Exception ex)
{
LogEventToConsole($"{externalTask.ProcessDefinitionId} {externalTask.TopicName} {ex.Message}", "ERROR");
var retriesLeft = _externalTaskWorkerInfo.Retries; // start with default
if (externalTask.Retries.HasValue) // or decrement if retries are already set
{
retriesLeft = externalTask.Retries.Value - 1;
}
ExternalTaskFailure externalTaskFailure = new ExternalTaskFailure()
{
WorkerId = _workerId,
ErrorMessage = ex.Message,
ErrorDetails = ex.StackTrace,
RetryTimeout = _externalTaskWorkerInfo.RetryTimeout,
Retries = retriesLeft
};
_camundaClient.ExternalTasks[externalTask.Id].HandleFailure(externalTaskFailure);
}
}
