org.apache.flink.runtime.io.disk

Class SimpleCollectingOutputView

java.lang.Object

org.apache.flink.runtime.memory.AbstractPagedOutputView

org.apache.flink.runtime.io.disk.SimpleCollectingOutputView

All Implemented Interfaces:

DataOutput, org.apache.flink.core.memory.DataOutputView

public class SimpleCollectingOutputView
extends AbstractPagedOutputView

The list with the full segments contains at any point all completely full segments, plus the segment that is currently filled.

Field Summary

Fields inherited from class org.apache.flink.runtime.memory.AbstractPagedOutputView

headerLength, segmentSize

Constructor Summary

Constructors

Constructor and Description
SimpleCollectingOutputView(List<org.apache.flink.core.memory.MemorySegment> fullSegmentTarget, org.apache.flink.core.memory.MemorySegmentSource memSource, int segmentSize)

Method Summary

Modifier and Type	Method and Description
long	getCurrentOffset()
protected org.apache.flink.core.memory.MemorySegment	nextSegment(org.apache.flink.core.memory.MemorySegment current, int positionInCurrent) This method must return a segment.
void	reset()

Methods inherited from class org.apache.flink.runtime.memory.AbstractPagedOutputView

advance, clear, getCurrentPositionInSegment, getCurrentSegment, getSegmentSize, seekOutput, skipBytesToWrite, write, write, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleCollectingOutputView

public SimpleCollectingOutputView(List<org.apache.flink.core.memory.MemorySegment> fullSegmentTarget,
                                  org.apache.flink.core.memory.MemorySegmentSource memSource,
                                  int segmentSize)

Method Detail

reset

public void reset()

nextSegment

protected org.apache.flink.core.memory.MemorySegment nextSegment(org.apache.flink.core.memory.MemorySegment current,
                                                                 int positionInCurrent)
                                                          throws EOFException

Description copied from class: AbstractPagedOutputView

This method must return a segment. If no more segments are available, it must throw an EOFException.

Specified by:

nextSegment in class AbstractPagedOutputView

Parameters:

current - The current memory segment

positionInCurrent - The position in the segment, one after the last valid byte.

Returns:

The next memory segment.

Throws:

EOFException

getCurrentOffset

public long getCurrentOffset()