Package org.apache.flink.datastream.api.context

Interface NonPartitionedContext<OUT>

All Superinterfaces:

RuntimeContext

@Experimental
public interface NonPartitionedContext<OUT>
extends RuntimeContext

This interface represents the context associated with all operations must be applied to all partitions.

Method Summary

Modifier and Type	Method	Description
void	applyToAllPartitions(ApplyPartitionFunction<OUT> applyPartitionFunction)	Apply a function to all partitions.
org.apache.flink.api.common.watermark.WatermarkManager	getWatermarkManager()	Get WatermarkManager instance, which allow emitting a Watermark from the process function.

Methods inherited from interface org.apache.flink.datastream.api.context.RuntimeContext

getJobInfo, getMetricGroup, getTaskInfo

Method Details

applyToAllPartitions

void applyToAllPartitions(ApplyPartitionFunction<OUT> applyPartitionFunction)
                   throws Exception

Apply a function to all partitions. For keyed stream, it will apply to all keys. For non-keyed stream, it will apply to single partition.

Throws:

Exception

getWatermarkManager

org.apache.flink.api.common.watermark.WatermarkManager getWatermarkManager()

Get WatermarkManager instance, which allow emitting a Watermark from the process function.