Package org.apache.druid.server.compaction

Class DataSourceCompactibleSegmentIterator

java.lang.Object

org.apache.druid.server.compaction.DataSourceCompactibleSegmentIterator

All Implemented Interfaces:

Iterator<CompactionCandidate>, CompactionSegmentIterator

public class DataSourceCompactibleSegmentIterator
extends Object
implements CompactionSegmentIterator

Iterator over compactible segments of a datasource in order of specified priority.

Constructor Summary

Constructors

Constructor	Description
DataSourceCompactibleSegmentIterator(DataSourceCompactionConfig config, SegmentTimeline timeline, List<org.joda.time.Interval> skipIntervals, CompactionCandidateSearchPolicy searchPolicy, CompactionStatusTracker statusTracker)

Method Summary

Modifier and Type	Method	Description
List<CompactionCandidate>	getCompactedSegments()	List of candidate segments that are already compacted and do not need to be compacted again.
List<CompactionCandidate>	getSkippedSegments()	List of candidate segments that have been skipped for compaction as they cannot be compacted due to some reason.
boolean	hasNext()
CompactionCandidate	next()

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, remove

Constructor Details

DataSourceCompactibleSegmentIterator

public DataSourceCompactibleSegmentIterator(DataSourceCompactionConfig config,
 SegmentTimeline timeline,
 List<org.joda.time.Interval> skipIntervals,
 CompactionCandidateSearchPolicy searchPolicy,
 CompactionStatusTracker statusTracker)

Method Details

getCompactedSegments

public List<CompactionCandidate> getCompactedSegments()

Description copied from interface: CompactionSegmentIterator

List of candidate segments that are already compacted and do not need to be compacted again. None of these segments are returned by Iterator.next().

Specified by:

getCompactedSegments in interface CompactionSegmentIterator

getSkippedSegments

public List<CompactionCandidate> getSkippedSegments()

Description copied from interface: CompactionSegmentIterator

List of candidate segments that have been skipped for compaction as they cannot be compacted due to some reason. None of these segments are returned by Iterator.next().

Specified by:

getSkippedSegments in interface CompactionSegmentIterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<CompactionCandidate>

next

public CompactionCandidate next()

Specified by:

next in interface Iterator<CompactionCandidate>