org.ocap.storage
Interface LogicalStorageVolume

public interface LogicalStorageVolume

This interface represents a logical volume on a storage device. Each StorageProxy corresponding to a storage device may contain LogicalStorageVolumes. A logical volume is a construct for organizing files on a disk and corresponds to a directory subtree that is treated as a whole for some purposes.

Method Summary

ExtendedFileAccessPermissions	getFileAccessPermissions() Gets the file access permissions of the logical volume.
String	getPath() Gets the absolute path of the volume.
StorageProxy	getStorageProxy() Gets the StorageProxy the volume is a part of.
void	setFileAccessPermissions(ExtendedFileAccessPermissions fap) Sets the file access permissions of the volume.

Method Detail

getPath

String getPath()

Gets the absolute path of the volume. This path must be unique across all LogicalStorageVolume instances regardless of the StorageProxy they are contained within.

Returns:

Absolute directory path of the volume.

getStorageProxy

StorageProxy getStorageProxy()

Gets the StorageProxy the volume is a part of.

Returns:

Containing storage proxy.

getFileAccessPermissions

ExtendedFileAccessPermissions getFileAccessPermissions()

Gets the file access permissions of the logical volume.

Returns:

File access permissions of the volume.

setFileAccessPermissions

void setFileAccessPermissions(ExtendedFileAccessPermissions fap)

Sets the file access permissions of the volume.

Parameters:

fap - New file access permissions.

Throws:

SecurityException - if the caller is not the owner of the volume or does not have MonitorAppPermission("storage").