org.opencms.jlan

Class CmsJlanNetworkFile

java.lang.Object

org.alfresco.jlan.server.filesys.NetworkFile

org.opencms.jlan.CmsJlanNetworkFile

public class CmsJlanNetworkFile
extends org.alfresco.jlan.server.filesys.NetworkFile

This class represents a file for use by the JLAN server component. It currently just wraps an OpenCms resource.

Field Summary

Fields inherited from class org.alfresco.jlan.server.filesys.NetworkFile

ATTRIBUTESONLY, Created, DelayedClose, DelayedWriteError, DeleteOnClose, IOPending, m_accessDate, m_allowedAccess, m_attrib, m_closed, m_createDate, m_dirId, m_fid, m_fileSize, m_fullName, m_grantedAccess, m_modifyDate, m_name, m_streamId, m_streamName, m_uniqueId, m_writeCount, READONLY, READWRITE, WRITEONLY

Constructor Summary

Constructors

Constructor and Description
CmsJlanNetworkFile(CmsObjectWrapper cms, CmsResource resource, java.lang.String fullName) Creates a new network file instance.

Method Summary

Methods

Modifier and Type	Method and Description
void	closeFile()
void	delete() Deletes the file.
protected void	ensureLock() Make sure that this resource is locked.
void	flushFile()
protected CmsFile	getFile() Gets the CmsFile instance for this file, or null if the file contents haven'T been loaded already.
org.alfresco.jlan.server.filesys.FileInfo	getFileInfo() Gets the file information record.
protected java.lang.String	getFullChildPath(CmsResource child) Adds the name of a child resource to this file's path.
protected void	load(boolean needContent) Loads the file data from the VFS.
protected boolean	matchesSearchAttributes(int attributes) Checks if this file matches the given search attributes.
void	moveTo(java.lang.String cmsNewPath) Moves this file to a different path.
void	openFile(boolean arg0)
int	readFile(byte[] buffer, int length, int bufferOffset, long fileOffset)
java.util.List<CmsJlanNetworkFile>	search(java.lang.String name, int searchAttributes) Collects all files matching the given name pattern and search attributes.
long	seekFile(long pos, int typ)
void	setFileInformation(org.alfresco.jlan.server.filesys.FileInfo info) Sets the file information.
void	truncateFile(long size)
protected void	updateFromResource() Copies state information from the internal CmsResource object to this object.
void	writeFile(byte[] data, int len, int pos, long offset)

Methods inherited from class org.alfresco.jlan.server.filesys.NetworkFile

addLock, allowsOpenCloseViaNetworkFile, close, getAccessDate, getAccessToken, getAllowedAccess, getCreationDate, getDirectoryId, getFileAttributes, getFileId, getFileSize, getFileSizeInt, getFullName, getFullNameStream, getGrantedAccess, getGrantedAccessAsString, getLockAt, getLockList, getModifyDate, getName, getOpLock, getProtocolId, getStreamId, getStreamName, getUniqueId, getWriteCount, hasAccessDate, hasAccessToken, hasCreationDate, hasDelayedClose, hasDelayedWriteError, hasDeleteOnClose, hasIOPending, hasLocks, hasModifyDate, hasNTAttribute, hasOpLock, incrementWriteCount, isArchived, isClosed, isDirectory, isForce, isHidden, isReadOnly, isStream, isSystem, numberOfLocks, removeAllLocks, removeLock, setAccessDate, setAccessToken, setAllowedAccess, setAttributes, setClosed, setCreationDate, setDelayedClose, setDelayedWriteError, setDeleteOnClose, setDirectoryId, setFileId, setFileSize, setFileSize, setForce, setFullName, setGrantedAccess, setIOPending, setModifyDate, setName, setOpLock, setProtocolId, setStatusFlag, setStreamId, setStreamName, setUniqueId, setUniqueId, setUniqueId, toString, wasCreated

Methods inherited from class java.lang.Object

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

Constructor Detail

CmsJlanNetworkFile

public CmsJlanNetworkFile(CmsObjectWrapper cms,
                  CmsResource resource,
                  java.lang.String fullName)

Creates a new network file instance.

Parameters:

cms - the CMS object wrapper to use

resource - the actual CMS resource

fullName - the raw repository path

Method Detail

closeFile

public void closeFile()
               throws java.io.IOException

Specified by:

closeFile in class org.alfresco.jlan.server.filesys.NetworkFile

Throws:

java.io.IOException

See Also:

NetworkFile.closeFile()

delete

public void delete()
            throws java.io.IOException

Deletes the file.

Throws:

java.io.IOException - if something goes wrong

flushFile

public void flushFile()
               throws java.io.IOException

Specified by:

flushFile in class org.alfresco.jlan.server.filesys.NetworkFile

Throws:

java.io.IOException

See Also:

NetworkFile.flushFile()

getFileInfo

public org.alfresco.jlan.server.filesys.FileInfo getFileInfo()
                                                      throws java.io.IOException

Gets the file information record.

Returns:

the file information for this file

Throws:

java.io.IOException - if reading the file information fails

moveTo

public void moveTo(java.lang.String cmsNewPath)
            throws CmsException

Moves this file to a different path.

Parameters:

cmsNewPath - the new path

Throws:

CmsException - if something goes wrong

openFile

public void openFile(boolean arg0)

Specified by:

openFile in class org.alfresco.jlan.server.filesys.NetworkFile

See Also:

NetworkFile.openFile(boolean)

readFile

public int readFile(byte[] buffer,
           int length,
           int bufferOffset,
           long fileOffset)
             throws java.io.IOException

Specified by:

readFile in class org.alfresco.jlan.server.filesys.NetworkFile

Throws:

java.io.IOException

See Also:

NetworkFile.readFile(byte[], int, int, long)

search

public java.util.List<CmsJlanNetworkFile> search(java.lang.String name,
                                        int searchAttributes)
                                          throws java.io.IOException

Collects all files matching the given name pattern and search attributes.

Parameters:

name - the name pattern

searchAttributes - the search attributes

Returns:

the list of file objects which match the given parameters

Throws:

java.io.IOException - if something goes wrong

seekFile

public long seekFile(long pos,
            int typ)
              throws java.io.IOException

Specified by:

seekFile in class org.alfresco.jlan.server.filesys.NetworkFile

Throws:

java.io.IOException

See Also:

NetworkFile.seekFile(long, int)

setFileInformation

public void setFileInformation(org.alfresco.jlan.server.filesys.FileInfo info)

Sets the file information.

Parameters:

info - the file information to set

truncateFile

public void truncateFile(long size)
                  throws java.io.IOException

Specified by:

truncateFile in class org.alfresco.jlan.server.filesys.NetworkFile

Throws:

java.io.IOException

See Also:

NetworkFile.truncateFile(long)

writeFile

public void writeFile(byte[] data,
             int len,
             int pos,
             long offset)
               throws java.io.IOException

Specified by:

writeFile in class org.alfresco.jlan.server.filesys.NetworkFile

Throws:

java.io.IOException

See Also:

NetworkFile.writeFile(byte[], int, int, long)

ensureLock

protected void ensureLock()
                   throws CmsException

Make sure that this resource is locked.

Throws:

CmsException - if something goes wrong

getFile

protected CmsFile getFile()

Gets the CmsFile instance for this file, or null if the file contents haven'T been loaded already.

Returns:

the CmsFile instance

getFullChildPath

protected java.lang.String getFullChildPath(CmsResource child)

Adds the name of a child resource to this file's path.

Parameters:

child - the child resource

Returns:

the path of the child

load

protected void load(boolean needContent)
             throws java.io.IOException,
                    CmsException

Loads the file data from the VFS.

Parameters:

needContent - true if we need the file content to be loaded

Throws:

java.io.IOException - if an IO error happens

CmsException - if a CMS operation fails

matchesSearchAttributes

protected boolean matchesSearchAttributes(int attributes)

Checks if this file matches the given search attributes.

Parameters:

attributes - the search attributes

Returns:

true if this file matches the search attributes given

updateFromResource

protected void updateFromResource()

Copies state information from the internal CmsResource object to this object.