Modifier and Type | Class and Description |
---|---|
class |
ContinuousFileMonitoringFunction<OUT>
This is the single (non-parallel) monitoring task which takes a
FileInputFormat
and, depending on the FileProcessingMode and the FilePathFilter , it is responsible for:
Monitoring a user-provided path.
Deciding which files should be further read and processed.
Creating the splits corresponding to those files.
Assigning them to downstream tasks for further processing.
The splits to be read are forwarded to the downstream ContinuousFileReaderOperator
which can have parallelism greater than one. |
class |
MessageAcknowledgingSourceBase<Type,UId>
Abstract base class for data sources that receive elements from a message queue and
acknowledge them back by IDs.
|
class |
MultipleIdsMessageAcknowledgingSourceBase<Type,UId,SessionId>
Abstract base class for data sources that receive elements from a message queue and
acknowledge them back by IDs.
|
Modifier and Type | Class and Description |
---|---|
class |
RMQSource<OUT>
RabbitMQ source (consumer) which reads from a queue and acknowledges messages on checkpoints.
|
Modifier and Type | Class and Description |
---|---|
class |
TwitterSource
Implementation of
SourceFunction specialized to emit tweets from
Twitter. |
Modifier and Type | Class and Description |
---|---|
class |
WikipediaEditsSource |
Copyright © 2014–2017 The Apache Software Foundation. All rights reserved.