org.apache.flink.runtime.io.network.api

Interface Reader<T extends IOReadableWritable>

Type Parameters:

T - The type of the record that can be emitted with this record writer

All Superinterfaces:

ReaderBase

All Known Implementing Classes:

RecordReader, UnionRecordReader

public interface Reader<T extends IOReadableWritable>
extends ReaderBase

A reader interface to read records from an input.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	hasNext()
T	next()

Methods inherited from interface org.apache.flink.runtime.io.network.api.ReaderBase

hasReachedEndOfSuperstep, isInputClosed, publishEvent, setIterative, startNextSuperstep, subscribeToEvent, unsubscribeFromEvent

Method Detail

hasNext

boolean hasNext()
                throws IOException,
                       InterruptedException

Throws:

IOException

InterruptedException

next

T next()
                                  throws IOException,
                                         InterruptedException

Throws:

IOException

InterruptedException