org.alfresco.jlan.server.filesys

Class DiskDeviceContext

java.lang.Object

org.alfresco.jlan.server.core.DeviceContext

org.alfresco.jlan.server.filesys.DiskDeviceContext

Direct Known Subclasses:

DBDeviceContext

public class DiskDeviceContext
extends DeviceContext

Disk Device Context Class

Author:

gkspencer

Constructor Summary

Constructors

Constructor and Description
DiskDeviceContext() Class constructor
DiskDeviceContext(String devName) Class constructor
DiskDeviceContext(String devName, String shareName) Class constructor

Method Summary

Methods

Modifier and Type	Method and Description
void	addNotifyRequest(NotifyRequest req) Add a request to the change notification list
void	CloseContext() Close the disk device context.
void	enableChangeHandler(boolean ena) Enable/disable the change notification handler for this device
NotifyChangeHandler	getChangeHandler() Return the change notification handler
int	getDeviceAttributes() Return the device attributes
SrvDiskInfo	getDiskInformation() Return the disk sizing information
int	getFilesystemAttributes() Return the filesystem attributes
String	getFilesystemType() Return the filesystem type, either FileSystem.TypeFAT or FileSystem.TypeNTFS.
LockManager	getLockManager() Return the lock manager, if enabled
OpLockManager	getOpLockManager() Return the oplock manager, if enabled
QuotaManager	getQuotaManager() Return the quota manager for the filesystem
FileStateCache	getStateCache() Return the file state cache
VolumeInfo	getVolumeInformation() Return the volume information
boolean	hasChangeHandler() Determine if the disk context has a change notification handler
boolean	hasDiskInformation() Determine if the disk sizing information is valid
boolean	hasFileServerNotifications() Determine if file server change notifications are enabled
boolean	hasQuotaManager() Check if there is a quota manager configured for this filesystem.
boolean	hasStateCache() Determine if the connection has a file state cache
boolean	hasVolumeInformation() Determine if the volume information is valid
boolean	isCaseless() Determine if the filesystem is case sensitive or not
void	removeNotifyRequest(NotifyRequest req) Remove a request from the notify change request list
boolean	requiresStateCache() Check if the filesystem requires a file state cache
void	setDeviceAttributes(int attrib) Set the device attributes
void	setDiskInformation(SrvDiskInfo disk) Set the disk information
void	setFileServerNotifications(boolean ena) Enable/disable file server change notifications
void	setFilesystemAttributes(int attrib) Set the filesystem attributes
void	setQuotaManager(QuotaManager quotaMgr) Set the quota manager for this filesystem
void	setRequiresStateCache(boolean reqStateCache) Set/clear the requires file state cache flag
void	setStateCache(FileStateCache stateCache) Set the file state cache
void	setVolumeInformation(VolumeInfo vol) Set the volume information
void	startFilesystem(DiskSharedDevice share) Context has been initialized and attached to a shared device, do any startup processing in this method.

Methods inherited from class org.alfresco.jlan.server.core.DeviceContext

getConfigurationParameters, getDeviceName, getShareName, hasConfigurationParameters, isAvailable, setAvailable, setConfigurationParameters, setDeviceName, setShareName, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DiskDeviceContext

public DiskDeviceContext()

Class constructor

DiskDeviceContext

public DiskDeviceContext(String devName)

Class constructor

Parameters:

devName - String

DiskDeviceContext

public DiskDeviceContext(String devName,
                 String shareName)

Class constructor

Parameters:

devName - String

shareName - String

Method Detail

hasVolumeInformation

public final boolean hasVolumeInformation()

Determine if the volume information is valid

Returns:

boolean

getVolumeInformation

public final VolumeInfo getVolumeInformation()

Return the volume information

Returns:

VolumeInfo

hasDiskInformation

public final boolean hasDiskInformation()

Determine if the disk sizing information is valid

Returns:

boolean

getDiskInformation

public final SrvDiskInfo getDiskInformation()

Return the disk sizing information

Returns:

SMBSrvDiskInfo

getFilesystemAttributes

public final int getFilesystemAttributes()

Return the filesystem attributes

Returns:

int

getDeviceAttributes

public final int getDeviceAttributes()

Return the device attributes

Returns:

int

getFilesystemType

public String getFilesystemType()

Return the filesystem type, either FileSystem.TypeFAT or FileSystem.TypeNTFS. Defaults to FileSystem.FAT but will be overridden if the filesystem driver implements the NTFSStreamsInterface.

Returns:

String

isCaseless

public final boolean isCaseless()

Determine if the filesystem is case sensitive or not

Returns:

boolean

requiresStateCache

public final boolean requiresStateCache()

Check if the filesystem requires a file state cache

Returns:

boolean

enableChangeHandler

public final void enableChangeHandler(boolean ena)

Enable/disable the change notification handler for this device

Parameters:

ena - boolean

CloseContext

public void CloseContext()

Close the disk device context. Release the file state cache resources.

Overrides:

CloseContext in class DeviceContext

hasChangeHandler

public final boolean hasChangeHandler()

Determine if the disk context has a change notification handler

Returns:

boolean

getChangeHandler

public final NotifyChangeHandler getChangeHandler()

Return the change notification handler

Returns:

NotifyChangeHandler

hasFileServerNotifications

public final boolean hasFileServerNotifications()

Determine if file server change notifications are enabled

Returns:

boolean

addNotifyRequest

public final void addNotifyRequest(NotifyRequest req)

Add a request to the change notification list

Parameters:

req - NotifyRequest

removeNotifyRequest

public final void removeNotifyRequest(NotifyRequest req)

Remove a request from the notify change request list

Parameters:

req - NotifyRequest

setVolumeInformation

public final void setVolumeInformation(VolumeInfo vol)

Set the volume information

Parameters:

vol - VolumeInfo

setDiskInformation

public final void setDiskInformation(SrvDiskInfo disk)

Set the disk information

Parameters:

disk - SMBSrvDiskInfo

hasQuotaManager

public final boolean hasQuotaManager()

Check if there is a quota manager configured for this filesystem.

Returns:

boolean

getQuotaManager

public final QuotaManager getQuotaManager()

Return the quota manager for the filesystem

Returns:

QuotaManager

setQuotaManager

public final void setQuotaManager(QuotaManager quotaMgr)

Set the quota manager for this filesystem

Parameters:

quotaMgr - QuotaManager

setFilesystemAttributes

public final void setFilesystemAttributes(int attrib)

Set the filesystem attributes

Parameters:

attrib - int

setDeviceAttributes

public final void setDeviceAttributes(int attrib)

Set the device attributes

Parameters:

attrib - int

setFileServerNotifications

public final void setFileServerNotifications(boolean ena)

Enable/disable file server change notifications

Parameters:

ena - boolean

startFilesystem

public void startFilesystem(DiskSharedDevice share)
                     throws DeviceContextException

Context has been initialized and attached to a shared device, do any startup processing in this method.

Parameters:

share - DiskSharedDevice

Throws:

DeviceContextException

hasStateCache

public final boolean hasStateCache()

Determine if the connection has a file state cache

Returns:

boolean

getStateCache

public final FileStateCache getStateCache()

Return the file state cache

Returns:

FileStateCache

setStateCache

public final void setStateCache(FileStateCache stateCache)

Set the file state cache

Parameters:

stateCache - FileStateCache

setRequiresStateCache

public final void setRequiresStateCache(boolean reqStateCache)

Set/clear the requires file state cache flag

Parameters:

reqStateCache - boolean

getLockManager

public LockManager getLockManager()

Return the lock manager, if enabled

Returns:

LockManager

getOpLockManager

public OpLockManager getOpLockManager()

Return the oplock manager, if enabled

Returns:

OpLockManager