org.apache.flink.streaming.runtime.io

Interface StreamTaskInput

All Superinterfaces:

AutoCloseable, org.apache.flink.runtime.io.AvailabilityListener, Closeable, org.apache.flink.runtime.io.NullableAsyncDataInput<StreamElement>

All Known Implementing Classes:

StreamTaskNetworkInput

@Internal
public interface StreamTaskInput
extends org.apache.flink.runtime.io.NullableAsyncDataInput<StreamElement>, Closeable

Basic interface for inputs of stream operators.

Field Summary

Fields

Modifier and Type	Field and Description
static int	UNSPECIFIED

Fields inherited from interface org.apache.flink.runtime.io.AvailabilityListener

AVAILABLE

Method Summary

Modifier and Type	Method and Description
int	getInputIndex() Returns the input index of this input.
int	getLastChannel()

Methods inherited from interface org.apache.flink.runtime.io.NullableAsyncDataInput

pollNextNullable

Methods inherited from interface org.apache.flink.runtime.io.AvailabilityListener

isAvailable, isFinished

Methods inherited from interface java.io.Closeable

close

Field Detail

UNSPECIFIED

static final int UNSPECIFIED

See Also:

Constant Field Values

Method Detail

getLastChannel

int getLastChannel()

Returns:

channel index of last returned StreamElement, or UNSPECIFIED if it is unspecified.

getInputIndex

int getInputIndex()

Returns the input index of this input.