org.alfresco.filesys.repo

Class BufferedContentDiskDriver

java.lang.Object

org.alfresco.filesys.repo.BufferedContentDiskDriver

All Implemented Interfaces:

ExtendedDiskInterface, DeviceInterface, DiskInterface, DiskSizeInterface, IOCtlInterface, FileLockingInterface, OpLockInterface, NodeServicePolicies.OnDeleteNodePolicy, NodeServicePolicies.OnMoveNodePolicy, ClassPolicy, Policy

public class BufferedContentDiskDriver
extends Object
implements ExtendedDiskInterface, DiskInterface, DiskSizeInterface, IOCtlInterface, OpLockInterface, FileLockingInterface, NodeServicePolicies.OnDeleteNodePolicy, NodeServicePolicies.OnMoveNodePolicy

Alfresco Content Disk Driver Cache

Decorates ContentDiskDriver with a performance cache of some frequently used results. In particular for getFileInformation and fileExists

Nested Class Summary

Nested classes/interfaces inherited from interface org.alfresco.repo.policy.Policy

Policy.Arg

Field Summary

Fields inherited from interface org.alfresco.repo.node.NodeServicePolicies.OnDeleteNodePolicy

QNAME

Fields inherited from interface org.alfresco.repo.node.NodeServicePolicies.OnMoveNodePolicy

QNAME

Fields inherited from interface org.alfresco.repo.policy.Policy

NAMESPACE

Constructor Summary

Constructors

Constructor and Description
BufferedContentDiskDriver()

Method Summary

Methods

Modifier and Type	Method and Description
void	closeFile(SrvSession sess, TreeConnection tree, NetworkFile param)
DeviceContext	createContext(String shareName, org.springframework.extensions.config.ConfigElement args)
void	createDirectory(SrvSession sess, TreeConnection tree, FileOpenParams params)
NetworkFile	createFile(SrvSession sess, TreeConnection tree, FileOpenParams params)
void	deleteDirectory(SrvSession sess, TreeConnection tree, String dir)
void	deleteFile(SrvSession sess, TreeConnection tree, String name)
int	fileExists(SrvSession sess, TreeConnection tree, String path)
void	flushFile(SrvSession sess, TreeConnection tree, NetworkFile file)
void	getDiskInformation(DiskDeviceContext ctx, SrvDiskInfo diskDev)
ExtendedDiskInterface	getDiskInterface()
DiskSizeInterface	getDiskSizeInterface()
FileInfo	getFileInformation(SrvSession sess, TreeConnection tree, String path)
FileLockingInterface	getFileLockingInterface()
IOCtlInterface	getIoctlInterface()
LockManager	getLockManager(SrvSession sess, TreeConnection tree)
OpLockInterface	getOpLockInterface()
OpLockManager	getOpLockManager(SrvSession sess, TreeConnection tree)
PolicyComponent	getPolicyComponent()
void	init()
boolean	isOpLocksEnabled(SrvSession sess, TreeConnection tree)
boolean	isReadOnly(SrvSession sess, DeviceContext ctx)
void	onDeleteNode(org.alfresco.service.cmr.repository.ChildAssociationRef oldChildAssocRef, boolean isArchived) Called after a node is deleted.
void	onMoveNode(org.alfresco.service.cmr.repository.ChildAssociationRef oldChildAssocRef, org.alfresco.service.cmr.repository.ChildAssociationRef newChildAssocRef) Called when a node has been moved.
NetworkFile	openFile(SrvSession sess, TreeConnection tree, FileOpenParams params)
DataBuffer	processIOControl(SrvSession sess, TreeConnection tree, int ctrlCode, int fid, DataBuffer dataBuf, boolean isFSCtrl, int filter)
int	readFile(SrvSession sess, TreeConnection tree, NetworkFile file, byte[] buf, int bufPos, int siz, long filePos)
void	registerContext(DeviceContext ctx) Register an independently created device context object for this instance of the shared device.
void	renameFile(SrvSession sess, TreeConnection tree, String oldName, String newName)
long	seekFile(SrvSession sess, TreeConnection tree, NetworkFile file, long pos, int typ)
void	setDiskInterface(ExtendedDiskInterface diskInterface)
void	setDiskSizeInterface(DiskSizeInterface diskSizeInterface)
void	setFileInfoCache(org.alfresco.repo.cache.SimpleCache<Serializable,FileInfo> cache) Set the cache that maintains node ID-NodeRef cross referencing data
void	setFileInformation(SrvSession sess, TreeConnection tree, String name, FileInfo info)
void	setFileLockingInterface(FileLockingInterface fileLockingInterface)
void	setIoctlInterface(IOCtlInterface iocltlInterface)
void	setOpLockInterface(OpLockInterface opLockInterface)
void	setPolicyComponent(PolicyComponent policyComponent)
SearchContext	startSearch(SrvSession sess, TreeConnection tree, String searchPath, int attrib)
void	treeClosed(SrvSession sess, TreeConnection tree)
void	treeOpened(SrvSession sess, TreeConnection tree)
void	truncateFile(SrvSession sess, TreeConnection tree, NetworkFile file, long siz)
int	writeFile(SrvSession sess, TreeConnection tree, NetworkFile file, byte[] buf, int bufoff, int siz, long fileoff)

Methods inherited from class java.lang.Object

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

Constructor Detail

BufferedContentDiskDriver

public BufferedContentDiskDriver()

Method Detail

init

public void init()

setFileInfoCache

public void setFileInfoCache(org.alfresco.repo.cache.SimpleCache<Serializable,FileInfo> cache)

Set the cache that maintains node ID-NodeRef cross referencing data

Parameters:

cache - the cache

getFileInformation

public FileInfo getFileInformation(SrvSession sess,
                          TreeConnection tree,
                          String path)
                            throws IOException

Specified by:

getFileInformation in interface DiskInterface

Throws:

IOException

fileExists

public int fileExists(SrvSession sess,
             TreeConnection tree,
             String path)

Specified by:

fileExists in interface DiskInterface

createContext

public DeviceContext createContext(String shareName,
                          org.springframework.extensions.config.ConfigElement args)
                            throws DeviceContextException

Specified by:

createContext in interface DeviceInterface

Throws:

DeviceContextException

treeOpened

public void treeOpened(SrvSession sess,
              TreeConnection tree)

Specified by:

treeOpened in interface DeviceInterface

treeClosed

public void treeClosed(SrvSession sess,
              TreeConnection tree)

Specified by:

treeClosed in interface DeviceInterface

processIOControl

public DataBuffer processIOControl(SrvSession sess,
                          TreeConnection tree,
                          int ctrlCode,
                          int fid,
                          DataBuffer dataBuf,
                          boolean isFSCtrl,
                          int filter)
                            throws IOControlNotImplementedException,
                                   SMBException

Specified by:

processIOControl in interface IOCtlInterface

Throws:

IOControlNotImplementedException

SMBException

getDiskInformation

public void getDiskInformation(DiskDeviceContext ctx,
                      SrvDiskInfo diskDev)
                        throws IOException

Specified by:

getDiskInformation in interface DiskSizeInterface

Throws:

IOException

closeFile

public void closeFile(SrvSession sess,
             TreeConnection tree,
             NetworkFile param)
               throws IOException

Specified by:

closeFile in interface DiskInterface

Throws:

IOException

createDirectory

public void createDirectory(SrvSession sess,
                   TreeConnection tree,
                   FileOpenParams params)
                     throws IOException

Specified by:

createDirectory in interface DiskInterface

Throws:

IOException

createFile

public NetworkFile createFile(SrvSession sess,
                     TreeConnection tree,
                     FileOpenParams params)
                       throws IOException

Specified by:

createFile in interface DiskInterface

Throws:

IOException

deleteDirectory

public void deleteDirectory(SrvSession sess,
                   TreeConnection tree,
                   String dir)
                     throws IOException

Specified by:

deleteDirectory in interface DiskInterface

Throws:

IOException

deleteFile

public void deleteFile(SrvSession sess,
              TreeConnection tree,
              String name)
                throws IOException

Specified by:

deleteFile in interface DiskInterface

Throws:

IOException

flushFile

public void flushFile(SrvSession sess,
             TreeConnection tree,
             NetworkFile file)
               throws IOException

Specified by:

flushFile in interface DiskInterface

Throws:

IOException

isReadOnly

public boolean isReadOnly(SrvSession sess,
                 DeviceContext ctx)
                   throws IOException

Specified by:

isReadOnly in interface DiskInterface

Throws:

IOException

openFile

public NetworkFile openFile(SrvSession sess,
                   TreeConnection tree,
                   FileOpenParams params)
                     throws IOException

Specified by:

openFile in interface DiskInterface

Throws:

IOException

readFile

public int readFile(SrvSession sess,
           TreeConnection tree,
           NetworkFile file,
           byte[] buf,
           int bufPos,
           int siz,
           long filePos)
             throws IOException

Specified by:

readFile in interface DiskInterface

Throws:

IOException

renameFile

public void renameFile(SrvSession sess,
              TreeConnection tree,
              String oldName,
              String newName)
                throws IOException

Specified by:

renameFile in interface DiskInterface

Throws:

IOException

seekFile

public long seekFile(SrvSession sess,
            TreeConnection tree,
            NetworkFile file,
            long pos,
            int typ)
              throws IOException

Specified by:

seekFile in interface DiskInterface

Throws:

IOException

setFileInformation

public void setFileInformation(SrvSession sess,
                      TreeConnection tree,
                      String name,
                      FileInfo info)
                        throws IOException

Specified by:

setFileInformation in interface DiskInterface

Throws:

IOException

startSearch

public SearchContext startSearch(SrvSession sess,
                        TreeConnection tree,
                        String searchPath,
                        int attrib)
                          throws FileNotFoundException

Specified by:

startSearch in interface DiskInterface

Throws:

FileNotFoundException

truncateFile

public void truncateFile(SrvSession sess,
                TreeConnection tree,
                NetworkFile file,
                long siz)
                  throws IOException

Specified by:

truncateFile in interface DiskInterface

Throws:

IOException

writeFile

public int writeFile(SrvSession sess,
            TreeConnection tree,
            NetworkFile file,
            byte[] buf,
            int bufoff,
            int siz,
            long fileoff)
              throws IOException

Specified by:

writeFile in interface DiskInterface

Throws:

IOException

registerContext

public void registerContext(DeviceContext ctx)
                     throws DeviceContextException

Description copied from interface: ExtendedDiskInterface

Register an independently created device context object for this instance of the shared device. Useful, e.g. when context singleton configuration managed by a container.

Specified by:

registerContext in interface ExtendedDiskInterface

Throws:

DeviceContextException

setDiskInterface

public void setDiskInterface(ExtendedDiskInterface diskInterface)

getDiskInterface

public ExtendedDiskInterface getDiskInterface()

setDiskSizeInterface

public void setDiskSizeInterface(DiskSizeInterface diskSizeInterface)

getDiskSizeInterface

public DiskSizeInterface getDiskSizeInterface()

setIoctlInterface

public void setIoctlInterface(IOCtlInterface iocltlInterface)

getIoctlInterface

public IOCtlInterface getIoctlInterface()

onMoveNode

public void onMoveNode(org.alfresco.service.cmr.repository.ChildAssociationRef oldChildAssocRef,
              org.alfresco.service.cmr.repository.ChildAssociationRef newChildAssocRef)

Description copied from interface: NodeServicePolicies.OnMoveNodePolicy

Called when a node has been moved.

Specified by:

onMoveNode in interface NodeServicePolicies.OnMoveNodePolicy

Parameters:

oldChildAssocRef - the child association reference prior to the move

newChildAssocRef - the child association reference after the move

onDeleteNode

public void onDeleteNode(org.alfresco.service.cmr.repository.ChildAssociationRef oldChildAssocRef,
                boolean isArchived)

Description copied from interface: NodeServicePolicies.OnDeleteNodePolicy

Called after a node is deleted. The reference given is for an association which has been deleted and cannot be used to retrieve node or associaton information from any of the services.

Specified by:

onDeleteNode in interface NodeServicePolicies.OnDeleteNodePolicy

Parameters:

oldChildAssocRef - the primary parent-child association of the deleted node

isArchived - indicates whether the node has been archived rather than purged

setPolicyComponent

public void setPolicyComponent(PolicyComponent policyComponent)

getPolicyComponent

public PolicyComponent getPolicyComponent()

setOpLockInterface

public void setOpLockInterface(OpLockInterface opLockInterface)

getOpLockInterface

public OpLockInterface getOpLockInterface()

getOpLockManager

public OpLockManager getOpLockManager(SrvSession sess,
                             TreeConnection tree)

Specified by:

getOpLockManager in interface OpLockInterface

isOpLocksEnabled

public boolean isOpLocksEnabled(SrvSession sess,
                       TreeConnection tree)

Specified by:

isOpLocksEnabled in interface OpLockInterface

getLockManager

public LockManager getLockManager(SrvSession sess,
                         TreeConnection tree)

Specified by:

getLockManager in interface FileLockingInterface

setFileLockingInterface

public void setFileLockingInterface(FileLockingInterface fileLockingInterface)

getFileLockingInterface

public FileLockingInterface getFileLockingInterface()