Package de.unirostock.sems.cbarchive.web

Class QuotaManager

java.lang.Object

de.unirostock.sems.cbarchive.web.QuotaManager

public class QuotaManager
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	QuotaManager.Worker

Field Summary

Fields

Modifier and Type	Field	Description
protected StatisticData	stats
protected Date	statsTimestamp
protected long	totalSize
protected long	workerExecutionTime
protected Thread	workerThread
protected Map<String,Long>	workspaceCache
protected WorkspaceManager	workspaceManager

Method Summary

Modifier and Type	Method	Description
void	forceAsyncScan(boolean storeSettingsAfterwards)	Starts an async scan of all workspaces, also deletes workspaces which are too old
static QuotaManager	getInstance()	Returns the Singleton instance
StatisticData	getStats()	Gets the statistics on the page.
long	getTotalSize()	Retuns the total size in bytes from all workspaces or 0L if it fails.
StatisticData	getUserStats(UserManager user)	Gets the user stats.
long	getWorkspaceSize(Workspace workspace)	Returns the size in bytes of all archives together in the workspace or 0L if it fails.
long	updateWorkspace(Workspace workspace)	Updates the size of the workspace
long	updateWorkspace(String workspaceId)	Updates the size of the workspace or removes the result from the cache, if the workspace is not available anymore

Methods inherited from class java.lang.Object

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

Field Detail

workspaceCache

protected Map<String,Long> workspaceCache

workspaceManager

protected WorkspaceManager workspaceManager

totalSize

protected long totalSize

workerThread

protected Thread workerThread

workerExecutionTime

protected long workerExecutionTime

stats

protected StatisticData stats

statsTimestamp

protected Date statsTimestamp

Method Detail

getInstance

public static QuotaManager getInstance()

Returns the Singleton instance

Returns:

the QuotaManager

getTotalSize

public long getTotalSize()

Retuns the total size in bytes from all workspaces or 0L if it fails.

Returns:

the total size

forceAsyncScan

public void forceAsyncScan(boolean storeSettingsAfterwards)

Starts an async scan of all workspaces, also deletes workspaces which are too old

Parameters:

storeSettingsAfterwards - if set to true, the main properties will be stored after the scan

getWorkspaceSize

public long getWorkspaceSize(Workspace workspace)

Returns the size in bytes of all archives together in the workspace or 0L if it fails.

Parameters:

workspace - the workspace

Returns:

the size in bytes of all archives in the workspace

updateWorkspace

public long updateWorkspace(String workspaceId)

Updates the size of the workspace or removes the result from the cache, if the workspace is not available anymore

Parameters:

workspaceId - id of the workspace

Returns:

the new size of the workspace

getStats

public StatisticData getStats()

Gets the statistics on the page.

Returns:

the stats

getUserStats

public StatisticData getUserStats(UserManager user)

Gets the user stats.

Parameters:

user - the user

Returns:

the user stats

updateWorkspace

public long updateWorkspace(Workspace workspace)

Updates the size of the workspace

Parameters:

workspace - the workspace

Returns:

updated size of the workspace