See: Description
| Class | Description | 
|---|---|
| ByteArray | 
 Serializable byte array. 
 | 
| CachedSideInputReader | 
SideInputReader that caches materialized views. | 
| GlobalWatermarkHolder | 
 A store to hold the global watermarks for a micro-batch. 
 | 
| GlobalWatermarkHolder.SparkWatermarks | 
 A  
GlobalWatermarkHolder.SparkWatermarks holds the watermarks and batch time relevant to a micro-batch input
 from a specific source. | 
| GlobalWatermarkHolder.WatermarkAdvancingStreamingListener | 
 Advance the WMs onBatchCompleted event. 
 | 
| SideInputBroadcast<T> | 
 Broadcast helper for side inputs. 
 | 
| SparkSideInputReader | 
 A  
SideInputReader for the SparkRunner. | 
| TimerUtils |