Package org.apache.flink.runtime.io.disk

Class ChannelReaderInputViewIterator<E>

java.lang.Object

org.apache.flink.runtime.io.disk.ChannelReaderInputViewIterator<E>

All Implemented Interfaces:

org.apache.flink.util.MutableObjectIterator<E>

public class ChannelReaderInputViewIterator<E>
extends Object
implements org.apache.flink.util.MutableObjectIterator<E>

A simple iterator over the input read though an I/O channel.

Constructor Summary

Constructors

Constructor	Description
ChannelReaderInputViewIterator(AbstractChannelReaderInputView inView, List<org.apache.flink.core.memory.MemorySegment> freeMemTarget, org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors)
ChannelReaderInputViewIterator(BlockChannelReader<org.apache.flink.core.memory.MemorySegment> reader, LinkedBlockingQueue<org.apache.flink.core.memory.MemorySegment> returnQueue, List<org.apache.flink.core.memory.MemorySegment> segments, List<org.apache.flink.core.memory.MemorySegment> freeMemTarget, org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors, int numBlocks)
ChannelReaderInputViewIterator(IOManager ioAccess, FileIOChannel.ID channel, LinkedBlockingQueue<org.apache.flink.core.memory.MemorySegment> returnQueue, List<org.apache.flink.core.memory.MemorySegment> segments, List<org.apache.flink.core.memory.MemorySegment> freeMemTarget, org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors, int numBlocks)
ChannelReaderInputViewIterator(IOManager ioAccess, FileIOChannel.ID channel, List<org.apache.flink.core.memory.MemorySegment> segments, List<org.apache.flink.core.memory.MemorySegment> freeMemTarget, org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors, int numBlocks)

Method Summary

Modifier and Type	Method	Description
E	next()
E	next(E reuse)

Methods inherited from class java.lang.Object

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

Constructor Detail

ChannelReaderInputViewIterator

public ChannelReaderInputViewIterator(IOManager ioAccess,
                                      FileIOChannel.ID channel,
                                      List<org.apache.flink.core.memory.MemorySegment> segments,
                                      List<org.apache.flink.core.memory.MemorySegment> freeMemTarget,
                                      org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors,
                                      int numBlocks)
                               throws IOException

Throws:

IOException

ChannelReaderInputViewIterator

public ChannelReaderInputViewIterator(IOManager ioAccess,
                                      FileIOChannel.ID channel,
                                      LinkedBlockingQueue<org.apache.flink.core.memory.MemorySegment> returnQueue,
                                      List<org.apache.flink.core.memory.MemorySegment> segments,
                                      List<org.apache.flink.core.memory.MemorySegment> freeMemTarget,
                                      org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors,
                                      int numBlocks)
                               throws IOException

Throws:

IOException

ChannelReaderInputViewIterator

public ChannelReaderInputViewIterator(BlockChannelReader<org.apache.flink.core.memory.MemorySegment> reader,
                                      LinkedBlockingQueue<org.apache.flink.core.memory.MemorySegment> returnQueue,
                                      List<org.apache.flink.core.memory.MemorySegment> segments,
                                      List<org.apache.flink.core.memory.MemorySegment> freeMemTarget,
                                      org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors,
                                      int numBlocks)
                               throws IOException

Throws:

IOException

ChannelReaderInputViewIterator

public ChannelReaderInputViewIterator(AbstractChannelReaderInputView inView,
                                      List<org.apache.flink.core.memory.MemorySegment> freeMemTarget,
                                      org.apache.flink.api.common.typeutils.TypeSerializer<E> accessors)

Method Detail

next

public E next(E reuse)
       throws IOException

Specified by:

next in interface org.apache.flink.util.MutableObjectIterator<E>

Throws:

IOException

next

public E next()
       throws IOException

Specified by:

next in interface org.apache.flink.util.MutableObjectIterator<E>

Throws:

IOException