org.apache.cassandra.db.compaction

Class LeveledCompactionTask

java.lang.Object

org.apache.cassandra.utils.WrappedRunnable

org.apache.cassandra.io.util.DiskAwareRunnable

org.apache.cassandra.db.compaction.AbstractCompactionTask

org.apache.cassandra.db.compaction.CompactionTask

org.apache.cassandra.db.compaction.LeveledCompactionTask

All Implemented Interfaces:

java.lang.Runnable

public class LeveledCompactionTask
extends CompactionTask

Field Summary

Fields inherited from class org.apache.cassandra.db.compaction.CompactionTask

gcBefore, logger, totalBytesCompacted

Fields inherited from class org.apache.cassandra.db.compaction.AbstractCompactionTask

cfs, compactionType, isUserDefined, sstables

Constructor Summary

Constructors

Constructor and Description
LeveledCompactionTask(ColumnFamilyStore cfs, java.util.Collection<SSTableReader> sstables, int level, int gcBefore, int sstableSizeInMB)

Method Summary

Methods

Modifier and Type	Method and Description
protected int	getLevel()
protected boolean	newSSTableSegmentThresholdReached(SSTableWriter writer)
protected boolean	partialCompactionsAcceptable()

Methods inherited from class org.apache.cassandra.db.compaction.CompactionTask

addToTotalBytesCompacted, executeInternal, getExpectedWriteSize, getMaxDataAge, reduceScopeForLimitedSpace, runWith

Methods inherited from class org.apache.cassandra.db.compaction.AbstractCompactionTask

execute, getDirectories, setCompactionType, setUserDefined, toString

Methods inherited from class org.apache.cassandra.io.util.DiskAwareRunnable

runMayThrow

Methods inherited from class org.apache.cassandra.utils.WrappedRunnable

run

Methods inherited from class java.lang.Object

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

Constructor Detail

LeveledCompactionTask

public LeveledCompactionTask(ColumnFamilyStore cfs,
                     java.util.Collection<SSTableReader> sstables,
                     int level,
                     int gcBefore,
                     int sstableSizeInMB)

Method Detail

newSSTableSegmentThresholdReached

protected boolean newSSTableSegmentThresholdReached(SSTableWriter writer)

Overrides:

newSSTableSegmentThresholdReached in class CompactionTask

partialCompactionsAcceptable

protected boolean partialCompactionsAcceptable()

Overrides:

partialCompactionsAcceptable in class CompactionTask

getLevel

protected int getLevel()

Overrides:

getLevel in class CompactionTask