Package org.opencms.jlan

Class CmsJlanDiskInterface

java.lang.Object

org.opencms.jlan.CmsJlanDiskInterface

All Implemented Interfaces:

org.alfresco.jlan.server.core.DeviceInterface, org.alfresco.jlan.server.filesys.DiskInterface

public class CmsJlanDiskInterface
extends java.lang.Object
implements org.alfresco.jlan.server.filesys.DiskInterface

OpenCms implementation of the JLAN DiskInterface interface.

This class, together with the CmsJlanNetworkFile class, contains the main repository access functionality.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	NO_FILESIZE_REQUIRED	Attribute to control whether we need the filesize or not when reading a resource.
static CmsResourceFilter	STANDARD_FILTER	The standard resource filter used for reading resources.

Constructor Summary

Constructors

Constructor	Description
CmsJlanDiskInterface()

Method Summary

Modifier and Type	Method	Description
void	closeFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.NetworkFile file)
static java.io.IOException	convertCmsException(CmsException e)	Tries to convert a CmsException to the matching exception type from JLAN.
org.alfresco.jlan.server.core.DeviceContext	createContext(java.lang.String shareName, org.springframework.extensions.config.ConfigElement args)
void	createDirectory(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.FileOpenParams params)
org.alfresco.jlan.server.filesys.NetworkFile	createFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.FileOpenParams params)
void	deleteDirectory(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String path)
void	deleteFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String path)
int	fileExists(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String path)
void	flushFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.NetworkFile file)
protected CmsObjectWrapper	getCms(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection)	Creates a CmsObjectWrapper for the current session.
protected static java.lang.String	getCmsPath(java.lang.String path)	Converts a CIFS path to an OpenCms path by converting backslashes to slashes and translating special characters in the file name.
protected CmsJlanNetworkFile	getFileForPath(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String path)	Helper method to get a network file object given a path.
protected CmsJlanNetworkFile	getFileForPath(CmsObjectWrapper cms, org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String path)	Helper method to get a network file object given a path.
org.alfresco.jlan.server.filesys.FileInfo	getFileInformation(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String path)
protected org.alfresco.jlan.server.filesys.NetworkFile	internalCreateFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.FileOpenParams params, java.lang.String typeName)	Internal method for creating a new file.
boolean	isReadOnly(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.core.DeviceContext context)
org.alfresco.jlan.server.filesys.NetworkFile	openFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.FileOpenParams params)
int	readFile(org.alfresco.jlan.server.SrvSession sess, org.alfresco.jlan.server.filesys.TreeConnection tree, org.alfresco.jlan.server.filesys.NetworkFile file, byte[] buf, int bufPos, int siz, long filePos)
void	renameFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String oldName, java.lang.String newName)
long	seekFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.NetworkFile file, long pos, int seekMode)
void	setFileInformation(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String path, org.alfresco.jlan.server.filesys.FileInfo info)
org.alfresco.jlan.server.filesys.SearchContext	startSearch(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, java.lang.String searchPath, int searchAttributes)
protected java.lang.String	translateName(java.lang.String path)	Translates the last path segment of a path using the configured OpenCms file translations.
void	treeClosed(org.alfresco.jlan.server.SrvSession sess, org.alfresco.jlan.server.filesys.TreeConnection tree)
void	treeOpened(org.alfresco.jlan.server.SrvSession arg0, org.alfresco.jlan.server.filesys.TreeConnection arg1)
void	truncateFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.NetworkFile file, long size)
int	writeFile(org.alfresco.jlan.server.SrvSession session, org.alfresco.jlan.server.filesys.TreeConnection connection, org.alfresco.jlan.server.filesys.NetworkFile file, byte[] data, int bufferOffset, int length, long fileOffset)

Methods inherited from class java.lang.Object

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

Field Detail

NO_FILESIZE_REQUIRED

public static final java.lang.String NO_FILESIZE_REQUIRED

Attribute to control whether we need the filesize or not when reading a resource.

See Also:

Constant Field Values

STANDARD_FILTER

public static final CmsResourceFilter STANDARD_FILTER

The standard resource filter used for reading resources.

Constructor Detail

CmsJlanDiskInterface

public CmsJlanDiskInterface()

Method Detail

convertCmsException

public static java.io.IOException convertCmsException(CmsException e)

Tries to convert a CmsException to the matching exception type from JLAN.

Parameters:

e - the exception to convert

Returns:

the converted exception

getCmsPath

protected static java.lang.String getCmsPath(java.lang.String path)

Converts a CIFS path to an OpenCms path by converting backslashes to slashes and translating special characters in the file name.

Parameters:

path - the path to transform

Returns:

the OpenCms path for the given path

closeFile

public void closeFile(org.alfresco.jlan.server.SrvSession session,
                      org.alfresco.jlan.server.filesys.TreeConnection connection,
                      org.alfresco.jlan.server.filesys.NetworkFile file)
               throws java.io.IOException

Specified by:

closeFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.closeFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.NetworkFile)

createContext

public org.alfresco.jlan.server.core.DeviceContext createContext(java.lang.String shareName,
                                                                 org.springframework.extensions.config.ConfigElement args)

Specified by:

createContext in interface org.alfresco.jlan.server.core.DeviceInterface

See Also:

DeviceInterface.createContext(java.lang.String, org.springframework.extensions.config.ConfigElement)

createDirectory

public void createDirectory(org.alfresco.jlan.server.SrvSession session,
                            org.alfresco.jlan.server.filesys.TreeConnection connection,
                            org.alfresco.jlan.server.filesys.FileOpenParams params)
                     throws java.io.IOException

Specified by:

createDirectory in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.createDirectory(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.FileOpenParams)

createFile

public org.alfresco.jlan.server.filesys.NetworkFile createFile(org.alfresco.jlan.server.SrvSession session,
                                                               org.alfresco.jlan.server.filesys.TreeConnection connection,
                                                               org.alfresco.jlan.server.filesys.FileOpenParams params)
                                                        throws java.io.IOException

Specified by:

createFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.createFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.FileOpenParams)

deleteDirectory

public void deleteDirectory(org.alfresco.jlan.server.SrvSession session,
                            org.alfresco.jlan.server.filesys.TreeConnection connection,
                            java.lang.String path)
                     throws java.io.IOException

Specified by:

deleteDirectory in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.deleteDirectory(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, java.lang.String)

deleteFile

public void deleteFile(org.alfresco.jlan.server.SrvSession session,
                       org.alfresco.jlan.server.filesys.TreeConnection connection,
                       java.lang.String path)
                throws java.io.IOException

Specified by:

deleteFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.deleteFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, java.lang.String)

fileExists

public int fileExists(org.alfresco.jlan.server.SrvSession session,
                      org.alfresco.jlan.server.filesys.TreeConnection connection,
                      java.lang.String path)

Specified by:

fileExists in interface org.alfresco.jlan.server.filesys.DiskInterface

See Also:

DiskInterface.fileExists(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, java.lang.String)

flushFile

public void flushFile(org.alfresco.jlan.server.SrvSession session,
                      org.alfresco.jlan.server.filesys.TreeConnection connection,
                      org.alfresco.jlan.server.filesys.NetworkFile file)
               throws java.io.IOException

Specified by:

flushFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.flushFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.NetworkFile)

getFileInformation

public org.alfresco.jlan.server.filesys.FileInfo getFileInformation(org.alfresco.jlan.server.SrvSession session,
                                                                    org.alfresco.jlan.server.filesys.TreeConnection connection,
                                                                    java.lang.String path)
                                                             throws java.io.IOException

Specified by:

getFileInformation in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.getFileInformation(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, java.lang.String)

isReadOnly

public boolean isReadOnly(org.alfresco.jlan.server.SrvSession session,
                          org.alfresco.jlan.server.core.DeviceContext context)

Specified by:

isReadOnly in interface org.alfresco.jlan.server.filesys.DiskInterface

See Also:

DiskInterface.isReadOnly(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.core.DeviceContext)

openFile

public org.alfresco.jlan.server.filesys.NetworkFile openFile(org.alfresco.jlan.server.SrvSession session,
                                                             org.alfresco.jlan.server.filesys.TreeConnection connection,
                                                             org.alfresco.jlan.server.filesys.FileOpenParams params)
                                                      throws java.io.IOException

Specified by:

openFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.openFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.FileOpenParams)

readFile

public int readFile(org.alfresco.jlan.server.SrvSession sess,
                    org.alfresco.jlan.server.filesys.TreeConnection tree,
                    org.alfresco.jlan.server.filesys.NetworkFile file,
                    byte[] buf,
                    int bufPos,
                    int siz,
                    long filePos)
             throws java.io.IOException

Specified by:

readFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.readFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.NetworkFile, byte[], int, int, long)

renameFile

public void renameFile(org.alfresco.jlan.server.SrvSession session,
                       org.alfresco.jlan.server.filesys.TreeConnection connection,
                       java.lang.String oldName,
                       java.lang.String newName)
                throws java.io.IOException

Specified by:

renameFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.renameFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, java.lang.String, java.lang.String)

seekFile

public long seekFile(org.alfresco.jlan.server.SrvSession session,
                     org.alfresco.jlan.server.filesys.TreeConnection connection,
                     org.alfresco.jlan.server.filesys.NetworkFile file,
                     long pos,
                     int seekMode)
              throws java.io.IOException

Specified by:

seekFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.seekFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.NetworkFile, long, int)

setFileInformation

public void setFileInformation(org.alfresco.jlan.server.SrvSession session,
                               org.alfresco.jlan.server.filesys.TreeConnection connection,
                               java.lang.String path,
                               org.alfresco.jlan.server.filesys.FileInfo info)
                        throws java.io.IOException

Specified by:

setFileInformation in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.setFileInformation(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, java.lang.String, org.alfresco.jlan.server.filesys.FileInfo)

startSearch

public org.alfresco.jlan.server.filesys.SearchContext startSearch(org.alfresco.jlan.server.SrvSession session,
                                                                  org.alfresco.jlan.server.filesys.TreeConnection connection,
                                                                  java.lang.String searchPath,
                                                                  int searchAttributes)

Specified by:

startSearch in interface org.alfresco.jlan.server.filesys.DiskInterface

See Also:

DiskInterface.startSearch(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, java.lang.String, int)

treeClosed

public void treeClosed(org.alfresco.jlan.server.SrvSession sess,
                       org.alfresco.jlan.server.filesys.TreeConnection tree)

Specified by:

treeClosed in interface org.alfresco.jlan.server.core.DeviceInterface

See Also:

DeviceInterface.treeClosed(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection)

treeOpened

public void treeOpened(org.alfresco.jlan.server.SrvSession arg0,
                       org.alfresco.jlan.server.filesys.TreeConnection arg1)

Specified by:

treeOpened in interface org.alfresco.jlan.server.core.DeviceInterface

See Also:

DeviceInterface.treeOpened(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection)

truncateFile

public void truncateFile(org.alfresco.jlan.server.SrvSession session,
                         org.alfresco.jlan.server.filesys.TreeConnection connection,
                         org.alfresco.jlan.server.filesys.NetworkFile file,
                         long size)
                  throws java.io.IOException

Specified by:

truncateFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.truncateFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.NetworkFile, long)

writeFile

public int writeFile(org.alfresco.jlan.server.SrvSession session,
                     org.alfresco.jlan.server.filesys.TreeConnection connection,
                     org.alfresco.jlan.server.filesys.NetworkFile file,
                     byte[] data,
                     int bufferOffset,
                     int length,
                     long fileOffset)
              throws java.io.IOException

Specified by:

writeFile in interface org.alfresco.jlan.server.filesys.DiskInterface

Throws:

java.io.IOException

See Also:

DiskInterface.writeFile(org.alfresco.jlan.server.SrvSession, org.alfresco.jlan.server.filesys.TreeConnection, org.alfresco.jlan.server.filesys.NetworkFile, byte[], int, int, long)

getCms

protected CmsObjectWrapper getCms(org.alfresco.jlan.server.SrvSession session,
                                  org.alfresco.jlan.server.filesys.TreeConnection connection)
                           throws CmsException

Creates a CmsObjectWrapper for the current session.

Parameters:

session - the current session

connection - the tree connection

Returns:

the correctly configured CmsObjectWrapper for this session

Throws:

CmsException - if something goes wrong

getFileForPath

protected CmsJlanNetworkFile getFileForPath(CmsObjectWrapper cms,
                                            org.alfresco.jlan.server.SrvSession session,
                                            org.alfresco.jlan.server.filesys.TreeConnection connection,
                                            java.lang.String path)
                                     throws CmsException

Helper method to get a network file object given a path.

Parameters:

cms - the CMS context wrapper

session - the current session

connection - the current connection

path - the file path

Returns:

the network file object for the given path

Throws:

CmsException - if something goes wrong

getFileForPath

protected CmsJlanNetworkFile getFileForPath(org.alfresco.jlan.server.SrvSession session,
                                            org.alfresco.jlan.server.filesys.TreeConnection connection,
                                            java.lang.String path)
                                     throws CmsException

Helper method to get a network file object given a path.

Parameters:

session - the current session

connection - the current connection

path - the file path

Returns:

the network file object for the given path

Throws:

CmsException - if something goes wrong

internalCreateFile

protected org.alfresco.jlan.server.filesys.NetworkFile internalCreateFile(org.alfresco.jlan.server.SrvSession session,
                                                                          org.alfresco.jlan.server.filesys.TreeConnection connection,
                                                                          org.alfresco.jlan.server.filesys.FileOpenParams params,
                                                                          java.lang.String typeName)
                                                                   throws java.io.IOException

Internal method for creating a new file.

Parameters:

session - the session

connection - the tree connection

params - the parameters for opening the file

typeName - the name of the resource type for the new file

Returns:

a NetworkFile instance representing the newly created file

Throws:

java.io.IOException - if something goes wrong

translateName

protected java.lang.String translateName(java.lang.String path)

Translates the last path segment of a path using the configured OpenCms file translations.

Parameters:

path - the path for which the last segment should be translated

Returns:

the path with the translated last segment