org.apache.flink.python.api.streaming.data

Class PythonSingleInputStreamer<IN,OUT>

java.lang.Object

org.apache.flink.python.api.streaming.data.PythonStreamer<PythonSingleInputSender<IN>,OUT>

org.apache.flink.python.api.streaming.data.PythonSingleInputStreamer<IN,OUT>

Type Parameters:

IN - input type

OUT - output type

All Implemented Interfaces:

Serializable

public class PythonSingleInputStreamer<IN,OUT>
extends PythonStreamer<PythonSingleInputSender<IN>,OUT>

This class is a PythonStreamer for operations with one input stream.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.python.api.streaming.data.PythonStreamer

errorPrinter, function, in, LOG, msg, out, outPrinter, port, receiver, sender, server, SIGNAL_BUFFER_REQUEST, SIGNAL_BUFFER_REQUEST_G0, SIGNAL_BUFFER_REQUEST_G1, SIGNAL_ERROR, SIGNAL_FINISHED, SIGNAL_LAST, socket

Constructor Summary

Constructors

Constructor and Description
PythonSingleInputStreamer(org.apache.flink.api.common.functions.AbstractRichFunction function, org.apache.flink.configuration.Configuration config, int envID, int setID, boolean usesByteArray)

Method Summary

Modifier and Type	Method and Description
void	streamBufferWithoutGroups(Iterator<IN> iterator, org.apache.flink.util.Collector<OUT> c) Sends all values contained in the iterator to the external process and collects all results.

Methods inherited from class org.apache.flink.python.api.streaming.data.PythonStreamer

close, destroyProcess, open, sendBroadCastVariables, sendReadConfirmation, sendWriteNotification

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PythonSingleInputStreamer

public PythonSingleInputStreamer(org.apache.flink.api.common.functions.AbstractRichFunction function,
                                 org.apache.flink.configuration.Configuration config,
                                 int envID,
                                 int setID,
                                 boolean usesByteArray)

Method Detail

streamBufferWithoutGroups

public final void streamBufferWithoutGroups(Iterator<IN> iterator,
                                            org.apache.flink.util.Collector<OUT> c)

Sends all values contained in the iterator to the external process and collects all results.

Parameters:

iterator - input stream

c - collector