org.apache.flink.table.runtime.io

Class BinaryRowChannelInputViewIterator

java.lang.Object

org.apache.flink.table.runtime.io.BinaryRowChannelInputViewIterator

All Implemented Interfaces:

org.apache.flink.util.MutableObjectIterator<org.apache.flink.table.data.binary.BinaryRowData>

Direct Known Subclasses:

LongHashPartitionChannelReaderInputViewIterator

public class BinaryRowChannelInputViewIterator
extends Object
implements org.apache.flink.util.MutableObjectIterator<org.apache.flink.table.data.binary.BinaryRowData>

A simple iterator over the input read though an I/O channel. Use BinaryRowDataSerializer.deserializeFromPages(org.apache.flink.runtime.memory.AbstractPagedInputView).

Field Summary

Fields

Modifier and Type	Field and Description
protected List<org.apache.flink.core.memory.MemorySegment>	freeMemTarget
protected org.apache.flink.runtime.io.disk.iomanager.ChannelReaderInputView	inView
protected BinaryRowDataSerializer	serializer

Constructor Summary

Constructors

Constructor and Description
BinaryRowChannelInputViewIterator(org.apache.flink.runtime.io.disk.iomanager.ChannelReaderInputView inView, BinaryRowDataSerializer serializer)
BinaryRowChannelInputViewIterator(org.apache.flink.runtime.io.disk.iomanager.ChannelReaderInputView inView, List<org.apache.flink.core.memory.MemorySegment> freeMemTarget, BinaryRowDataSerializer serializer)

Method Summary

Modifier and Type	Method and Description
org.apache.flink.table.data.binary.BinaryRowData	next()
org.apache.flink.table.data.binary.BinaryRowData	next(org.apache.flink.table.data.binary.BinaryRowData reuse)

Methods inherited from class java.lang.Object

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

Field Detail

inView

protected final org.apache.flink.runtime.io.disk.iomanager.ChannelReaderInputView inView

serializer

protected final BinaryRowDataSerializer serializer

freeMemTarget

protected final List<org.apache.flink.core.memory.MemorySegment> freeMemTarget

Constructor Detail

BinaryRowChannelInputViewIterator

public BinaryRowChannelInputViewIterator(org.apache.flink.runtime.io.disk.iomanager.ChannelReaderInputView inView,
                                         BinaryRowDataSerializer serializer)

BinaryRowChannelInputViewIterator

public BinaryRowChannelInputViewIterator(org.apache.flink.runtime.io.disk.iomanager.ChannelReaderInputView inView,
                                         List<org.apache.flink.core.memory.MemorySegment> freeMemTarget,
                                         BinaryRowDataSerializer serializer)

Method Detail

next

public org.apache.flink.table.data.binary.BinaryRowData next(org.apache.flink.table.data.binary.BinaryRowData reuse)
                                                      throws IOException

Specified by:

next in interface org.apache.flink.util.MutableObjectIterator<org.apache.flink.table.data.binary.BinaryRowData>

Throws:

IOException

next

public org.apache.flink.table.data.binary.BinaryRowData next()
                                                      throws IOException

Specified by:

next in interface org.apache.flink.util.MutableObjectIterator<org.apache.flink.table.data.binary.BinaryRowData>

Throws:

IOException