Package org.alfresco.repo.content.caching.cleanup

Class CachedContentCleaner

java.lang.Object

java.lang.Thread

org.alfresco.repo.content.caching.cleanup.CachedContentCleaner

All Implemented Interfaces:

Runnable, FileHandler, org.springframework.beans.factory.Aware, org.springframework.context.ApplicationEventPublisherAware

public class CachedContentCleaner
extends Thread
implements FileHandler, org.springframework.context.ApplicationEventPublisherAware

Cleans up redundant cache files from the cached content file store. Once references to cache files are no longer in the in-memory cache, the binary content files can be removed.

Author:

Matt Ward

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor	Description
CachedContentCleaner()

Method Summary

Modifier and Type	Method	Description
void	execute()
void	execute(String reasonMessage)
void	executeAggressive(String reason, long targetReductionBytes)
File	getCacheRoot()	Returns the cacheRoot that this cleaner is responsible for.
long	getDurationMillis()
long	getDurationSeconds()
long	getNumFilesDeleted()
long	getNumFilesMarked()
long	getNumFilesSeen()
long	getSizeFilesDeleted()
double	getSizeFilesDeletedMB()
Date	getTimeFinished()
Date	getTimeStarted()
void	handle(File cachedContentFile)
void	init()	This method MUST be called after the cleaner has been fully constructed to notify interested parties that the cleaner exists and to start the actual cleaner thread.
boolean	isRunning()
void	run()
void	setApplicationEventPublisher(org.springframework.context.ApplicationEventPublisher eventPublisher)
void	setCache(ContentCacheImpl cache)
void	setMaxDeleteWatchCount(Integer maxDeleteWatchCount)	Sets the maxDeleteWatchCount value.
void	setMinFileAgeMillis(long minFileAgeMillis)	Sets the minimum age of a cache file before it will be considered for deletion.
void	setUsageTracker(UsageTracker usageTracker)

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, onSpinWait, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Constructor Details

CachedContentCleaner

public CachedContentCleaner()

Method Details

init

public void init()

This method MUST be called after the cleaner has been fully constructed to notify interested parties that the cleaner exists and to start the actual cleaner thread.

run

public void run()

Specified by:

run in interface Runnable

Overrides:

run in class Thread

execute

public void execute()

executeAggressive

public void executeAggressive(String reason,
 long targetReductionBytes)

execute

public void execute(String reasonMessage)

handle

public void handle(File cachedContentFile)

Specified by:

handle in interface FileHandler

setCache

public void setCache(ContentCacheImpl cache)

setMinFileAgeMillis

public void setMinFileAgeMillis(long minFileAgeMillis)

Sets the minimum age of a cache file before it will be considered for deletion.

Parameters:

minFileAgeMillis - long

See Also:

• oldEnoughForCleanup(File)

setMaxDeleteWatchCount

public void setMaxDeleteWatchCount(Integer maxDeleteWatchCount)

Sets the maxDeleteWatchCount value.

Parameters:

maxDeleteWatchCount - Integer

See Also:

• markOrDelete(File, CacheFileProps)

setUsageTracker

public void setUsageTracker(UsageTracker usageTracker)

Parameters:

usageTracker - the usageTracker to set

isRunning

public boolean isRunning()

getNumFilesSeen

public long getNumFilesSeen()

getNumFilesDeleted

public long getNumFilesDeleted()

getSizeFilesDeleted

public long getSizeFilesDeleted()

getSizeFilesDeletedMB

public double getSizeFilesDeletedMB()

getNumFilesMarked

public long getNumFilesMarked()

getTimeStarted

public Date getTimeStarted()

getTimeFinished

public Date getTimeFinished()

getDurationSeconds

public long getDurationSeconds()

getDurationMillis

public long getDurationMillis()

setApplicationEventPublisher

public void setApplicationEventPublisher(org.springframework.context.ApplicationEventPublisher eventPublisher)

Specified by:

setApplicationEventPublisher in interface org.springframework.context.ApplicationEventPublisherAware

getCacheRoot

public File getCacheRoot()

Returns the cacheRoot that this cleaner is responsible for.

Returns:

File