org.alfresco.jlan.server.filesys.db

Class DBQuotaManager

java.lang.Object

org.alfresco.jlan.server.filesys.db.DBQuotaManager

All Implemented Interfaces:

QuotaManager

public class DBQuotaManager
extends java.lang.Object
implements QuotaManager

JDBC Quota Manager Class

Filesystem quota management implementation that uses the JDBC database.

Constructor Summary

Constructors

Constructor and Description
DBQuotaManager(DBDeviceContext ctx, boolean dbg) Class constructor

Method Summary

Methods

Modifier and Type	Method and Description
long	allocateSpace(SrvSession sess, TreeConnection tree, NetworkFile file, long alloc) Allocate space from the filesystem free space.
long	getAvailableFreeSpace() Return the available free space in bytes
long	getUserFreeSpace(SrvSession sess, TreeConnection tree) Return the free space available to the specified user/session
boolean	hasDebug() Determine if debug output is enabled
void	releaseSpace(SrvSession sess, TreeConnection tree, int fid, java.lang.String path, long alloc) Release space back to the filesystem.
void	setDebug(boolean dbg) Enable/disable debug output
void	startManager(DiskInterface disk, DiskDeviceContext ctx) Start the quota manager
void	stopManager(DiskInterface disk, DiskDeviceContext ctx) Stop the quota manager

Methods inherited from class java.lang.Object

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

Constructor Detail

DBQuotaManager

public DBQuotaManager(DBDeviceContext ctx,
              boolean dbg)

Class constructor

Parameters:

ctx - DBDeviceContext

dbg - boolean

Method Detail

allocateSpace

public long allocateSpace(SrvSession sess,
                 TreeConnection tree,
                 NetworkFile file,
                 long alloc)
                   throws java.io.IOException

Allocate space from the filesystem free space.

Specified by:

allocateSpace in interface QuotaManager

Parameters:

sess - SrvSession

tree - TreeConnection

file - NetworkFile

alloc - long

Returns:

long

Throws:

java.io.IOException

releaseSpace

public void releaseSpace(SrvSession sess,
                TreeConnection tree,
                int fid,
                java.lang.String path,
                long alloc)
                  throws java.io.IOException

Release space back to the filesystem.

Specified by:

releaseSpace in interface QuotaManager

Parameters:

sess - SrvSession

tree - TreeConnection

fid - int

path - String

alloc - long

Throws:

java.io.IOException

startManager

public void startManager(DiskInterface disk,
                DiskDeviceContext ctx)
                  throws QuotaManagerException

Start the quota manager

Specified by:

startManager in interface QuotaManager

Parameters:

disk - DiskInterface

ctx - DiskDeviceContext

Throws:

QuotaManagerException

stopManager

public void stopManager(DiskInterface disk,
               DiskDeviceContext ctx)
                 throws QuotaManagerException

Stop the quota manager

Specified by:

stopManager in interface QuotaManager

Parameters:

disk - DiskInterface

ctx - DiskDeviceContext

Throws:

QuotaManagerException

getAvailableFreeSpace

public long getAvailableFreeSpace()

Return the available free space in bytes

Specified by:

getAvailableFreeSpace in interface QuotaManager

Returns:

long

getUserFreeSpace

public long getUserFreeSpace(SrvSession sess,
                    TreeConnection tree)

Return the free space available to the specified user/session

Specified by:

getUserFreeSpace in interface QuotaManager

Parameters:

sess - SrvSession

tree - TreeConnection

Returns:

long

hasDebug

public boolean hasDebug()

Determine if debug output is enabled

Returns:

boolean

setDebug

public void setDebug(boolean dbg)

Enable/disable debug output

Parameters:

dbg - boolean