internal FunctionExecutorBase(
ITriggeredFunctionExecutor executor,
IConsumer <TKey, TValue> consumer,
int channelCapacity,
int channelFullRetryIntervalInMs,
ICommitStrategy <TKey, TValue> commitStrategy,
ILogger logger)
{
this.executor = executor ?? throw new System.ArgumentNullException(nameof(executor));
this.consumer = consumer ?? throw new System.ArgumentNullException(nameof(consumer));
this.channelFullRetryIntervalInMs = channelFullRetryIntervalInMs;
this.commitStrategy = commitStrategy;
this.logger = logger;
this.cancellationTokenSource = new CancellationTokenSource();
this.currentBatch = new List <KafkaEventData>();
this.channel = Channel.CreateBounded <KafkaEventData[]>(new BoundedChannelOptions(channelCapacity)
{
SingleReader = true,
SingleWriter = true,
});
Task.Run(async() =>
{
try
{
await this.ReaderAsync(this.channel.Reader, this.cancellationTokenSource.Token, this.logger);
}
catch (Exception ex)
{
// Channel reader will throw OperationCanceledException if cancellation token is cancelled during a call
if (!(ex is OperationCanceledException))
{
this.logger.LogError(ex, $"Function executor error while processing channel");
}
}
finally
{
this.readerFinished.Release();
}
});
}
public SingleItemFunctionExecutor(ITriggeredFunctionExecutor executor, IConsumer <TKey, TValue> consumer, int channelCapacity, int channelFullRetryIntervalInMs, ICommitStrategy <TKey, TValue> commitStrategy, ILogger logger)
: base(executor, consumer, channelCapacity, channelFullRetryIntervalInMs, commitStrategy, logger)
{
}
public MultipleItemFunctionExecutor(ITriggeredFunctionExecutor executor, IConsumer <TKey, TValue> consumer, int channelCapacity, int channelFullRetryIntervalInMs, ICommitStrategy <TKey, TValue> commitStrategy, ILogger logger)
: base(executor, consumer, channelCapacity, channelFullRetryIntervalInMs, commitStrategy, logger)
{
logger.LogInformation($"FunctionExecutor Loaded: {nameof(MultipleItemFunctionExecutor<TKey, TValue>)}");
}
