com.bigdata.resources
Class PurgeResult

java.lang.Object
  com.bigdata.resources.PurgeResult

All Implemented Interfaces:

Params, Serializable

public class PurgeResult
extends Object
implements Serializable, Params

A class that captures the results of StoreManager.purgeOldResources().

Version:

$Id: PurgeResult.java 4523 2011-05-18 18:14:45Z thompsonbry $

Author:

Bryan Thompson

See Also:

Serialized Form

Field Summary

long	bytesAfterCount The #of bytes under management after the purge.
long	bytesBeforeCount The #of bytes under management before the purge.
long	choosenReleaseTime The chosen release time.
long	commitTimeToPreserve The earliest commit time that was preserved by the purge operation (you can still read on this commit point after the purge).
long	firstCommitTime The earliest commit time on any of the managed journals.
long	givenReleaseTime The release time as reported by the ITransactionService.
long	indexRetentionTime The earliest timestamp that MUST be retained for the read-historical indices in the cache and Long.MAX_VALUE if there are NO read-historical indices in the cache.
long	journalAfterCount The #of journals after the purge.
long	journalBeforeCount The #of journals before the purge.
long	lastCommitTime Last commit time on the live journal at the start of the operation.
long	resourcesInUseCount The #of resources (journals and index segments) that are dependencies for index views from the commitTimeToPreserve until the lastCommitTime.
long	segmentAfterCount The #of index segments after the purge.
long	segmentBeforeCount The #of index segments before the purge.

Constructor Summary

PurgeResult(long firstCommitTime, long lastCommitTime, long givenReleaseTime, long indexRetentionTime, long choosenReleaseTime, long commitTimeToPreserve, long resourcesInUseCount, long journalBeforeCount, long journalAfterCount, long segmentBeforeCount, long segmentAfterCount, long bytesBeforeCount, long bytesAfterCount, long elapsedScanCommitIndicesTime, long elapsedDeleteResourcesTime, long elapsedPurgeResourcesTime)

Method Summary

Map<String,Object>	getParams() Return the fields of interest as an set of (name,value) pairs.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

firstCommitTime

public final long firstCommitTime

The earliest commit time on any of the managed journals.

lastCommitTime

public final long lastCommitTime

Last commit time on the live journal at the start of the operation.

givenReleaseTime

public final long givenReleaseTime

The release time as reported by the ITransactionService.

indexRetentionTime

public final long indexRetentionTime

The earliest timestamp that MUST be retained for the read-historical indices in the cache and Long.MAX_VALUE if there are NO read-historical indices in the cache.

choosenReleaseTime

public final long choosenReleaseTime

The chosen release time.

commitTimeToPreserve

public final long commitTimeToPreserve

The earliest commit time that was preserved by the purge operation (you can still read on this commit point after the purge).

resourcesInUseCount

public final long resourcesInUseCount

The #of resources (journals and index segments) that are dependencies for index views from the commitTimeToPreserve until the lastCommitTime.

journalBeforeCount

public final long journalBeforeCount

The #of journals before the purge.

journalAfterCount

public final long journalAfterCount

The #of journals after the purge.

segmentBeforeCount

public final long segmentBeforeCount

The #of index segments before the purge.

segmentAfterCount

public final long segmentAfterCount

The #of index segments after the purge.

bytesBeforeCount

public final long bytesBeforeCount

The #of bytes under management before the purge.

bytesAfterCount

public final long bytesAfterCount

The #of bytes under management after the purge.

Constructor Detail

PurgeResult

public PurgeResult(long firstCommitTime,
                   long lastCommitTime,
                   long givenReleaseTime,
                   long indexRetentionTime,
                   long choosenReleaseTime,
                   long commitTimeToPreserve,
                   long resourcesInUseCount,
                   long journalBeforeCount,
                   long journalAfterCount,
                   long segmentBeforeCount,
                   long segmentAfterCount,
                   long bytesBeforeCount,
                   long bytesAfterCount,
                   long elapsedScanCommitIndicesTime,
                   long elapsedDeleteResourcesTime,
                   long elapsedPurgeResourcesTime)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

getParams

public Map<String,Object> getParams()

Description copied from interface: Params

Return the fields of interest as an set of (name,value) pairs.

Specified by:

getParams in interface Params