org.apache.flink.streaming.runtime.io

接口 StreamTaskInput<T>

所有超级接口:

AutoCloseable, org.apache.flink.runtime.io.AvailabilityProvider, Closeable, PushingAsyncDataInput<T>

所有已知子接口:

RecoverableStreamTaskInput<T>

所有已知实现类:

AbstractStreamTaskNetworkInput, MultiInputSortingDataInput, RescalingStreamTaskNetworkInput, SortingDataInput, StreamTaskExternallyInducedSourceInput, StreamTaskFinishedOnRestoreSourceInput, StreamTaskNetworkInput, StreamTaskSourceInput

@Internal
public interface StreamTaskInput<T>
extends PushingAsyncDataInput<T>, Closeable

Basic interface for inputs of stream operators.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.streaming.runtime.io.PushingAsyncDataInput

PushingAsyncDataInput.DataOutput<T>

从接口继承的嵌套类/接口 org.apache.flink.runtime.io.AvailabilityProvider

org.apache.flink.runtime.io.AvailabilityProvider.AvailabilityHelper

字段概要

字段

限定符和类型	字段和说明
static int	UNSPECIFIED

从接口继承的字段 org.apache.flink.runtime.io.AvailabilityProvider

AVAILABLE

方法概要

限定符和类型	方法和说明
int	getInputIndex() Returns the input index of this input.
CompletableFuture<Void>	prepareSnapshot(org.apache.flink.runtime.checkpoint.channel.ChannelStateWriter channelStateWriter, long checkpointId) Prepares to spill the in-flight input buffers as checkpoint snapshot.

从接口继承的方法 org.apache.flink.streaming.runtime.io.PushingAsyncDataInput

emitNext

从接口继承的方法 org.apache.flink.runtime.io.AvailabilityProvider

and, getAvailableFuture, isApproximatelyAvailable, isAvailable, or

从接口继承的方法 java.io.Closeable

close

字段详细资料

UNSPECIFIED

static final int UNSPECIFIED

另请参阅:

常量字段值

方法详细资料

getInputIndex

int getInputIndex()

Returns the input index of this input.

prepareSnapshot

CompletableFuture<Void> prepareSnapshot(org.apache.flink.runtime.checkpoint.channel.ChannelStateWriter channelStateWriter,
                                        long checkpointId)
                                 throws org.apache.flink.runtime.checkpoint.CheckpointException

Prepares to spill the in-flight input buffers as checkpoint snapshot.

抛出:

org.apache.flink.runtime.checkpoint.CheckpointException