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

Class PythonDualInputStreamer<IN1,IN2,OUT>

java.lang.Object

org.apache.flink.python.api.streaming.data.PythonStreamer<PythonDualInputSender<IN1,IN2>,OUT>

org.apache.flink.python.api.streaming.data.PythonDualInputStreamer<IN1,IN2,OUT>

Type Parameters:

IN1 - first input type

IN2 - second input type

OUT - output type

All Implemented Interfaces:

Serializable

public class PythonDualInputStreamer<IN1,IN2,OUT>
extends PythonStreamer<PythonDualInputSender<IN1,IN2>,OUT>

This class is a PythonStreamer for operations with two 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
PythonDualInputStreamer(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	streamBufferWithGroups(Iterator<IN1> iterator1, Iterator<IN2> iterator2, org.apache.flink.util.Collector<OUT> c) Sends all values contained in both iterators 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

PythonDualInputStreamer

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

Method Detail

streamBufferWithGroups

public final void streamBufferWithGroups(Iterator<IN1> iterator1,
                                         Iterator<IN2> iterator2,
                                         org.apache.flink.util.Collector<OUT> c)

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

Parameters:

iterator1 - first input stream

iterator2 - second input stream

c - collector