org.apache.hadoop.hbase.regionserver

Class MemStoreMergerSegmentsIterator

java.lang.Object

org.apache.hadoop.hbase.regionserver.MemStoreSegmentsIterator

org.apache.hadoop.hbase.regionserver.MemStoreMergerSegmentsIterator

All Implemented Interfaces:

Iterator<Cell>

@InterfaceAudience.Private
public class MemStoreMergerSegmentsIterator
extends MemStoreSegmentsIterator

The MemStoreMergerSegmentsIterator extends MemStoreSegmentsIterator and performs the scan for simple merge operation meaning it is NOT based on SQM

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	closed
private KeyValueHeap	heap
(package private) List<KeyValueScanner>	scanners

Fields inherited from class org.apache.hadoop.hbase.regionserver.MemStoreSegmentsIterator

scannerContext

Constructor Summary

Constructors

Constructor and Description
MemStoreMergerSegmentsIterator(List<ImmutableSegment> segments, CellComparator comparator, int compactionKVMax)

Method Summary

Modifier and Type	Method and Description
void	close()
boolean	hasNext()
Cell	next()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

heap

private KeyValueHeap heap

scanners

List<KeyValueScanner> scanners

closed

private boolean closed

Constructor Detail

MemStoreMergerSegmentsIterator

public MemStoreMergerSegmentsIterator(List<ImmutableSegment> segments,
                                      CellComparator comparator,
                                      int compactionKVMax)
                               throws IOException

Throws:

IOException

Method Detail

hasNext

public boolean hasNext()

next

public Cell next()

close

public void close()

Specified by:

close in class MemStoreSegmentsIterator

remove

public void remove()