Package org.alfresco.filesys.repo

Class OpenOfficeContentNetworkFile

java.lang.Object

org.alfresco.jlan.server.filesys.NetworkFile

org.alfresco.filesys.alfresco.AlfrescoNetworkFile

org.alfresco.filesys.repo.NodeRefNetworkFile

org.alfresco.filesys.repo.ContentNetworkFile

org.alfresco.filesys.repo.OpenOfficeContentNetworkFile

All Implemented Interfaces:

NetworkFileLegacyReferenceCount, org.alfresco.jlan.server.filesys.cache.NetworkFileStateInterface

public class OpenOfficeContentNetworkFile
extends ContentNetworkFile

OpenOffice Content Network File Class

Provides special handling for OpenOffice file saves that open the file, truncate, close, then open the file again to write the data, as this causes multiple versions to be generated when the file is versionable.

Author:

gkspencer

Field Summary

Fields inherited from class org.alfresco.filesys.repo.NodeRefNetworkFile

m_nodeRef, m_pid

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

Modifier	Constructor	Description
protected	OpenOfficeContentNetworkFile(NodeService nodeService, ContentService contentService, MimetypeService mimetypeService, NodeRef nodeRef, String name)	Class constructor

Method Summary

Modifier and Type	Method	Description
void	closeFile()	Close the file
int	getDelayedCloseCount()	Return the delayed close count
void	incrementDelayedCloseCount()	Increment the delayed close count
int	readFile(byte[] buffer, int length, int position, long fileOffset)	Read from the file.
boolean	truncatedToZeroLength()	Check if the last file operation was a truncate to zero length
void	truncateFile(long size)	Truncate or extend the file to the specified length
void	writeFile(byte[] buffer, int length, int position, long fileOffset)	Write a block of data to the file.

Methods inherited from class org.alfresco.filesys.repo.ContentNetworkFile

createFile, flushFile, hasContent, isModified, openContent, openFile, seekFile, toString

Methods inherited from class org.alfresco.filesys.repo.NodeRefNetworkFile

decrementLagacyOpenCount, decrementOpenCount, getLegacyOpenCount, getNodeRef, getOpenCount, getProcessId, incrementLegacyOpenCount, incrementOpenCount, setNodeRef, setProcessId

Methods inherited from class org.alfresco.filesys.alfresco.AlfrescoNetworkFile

allowsOpenCloseViaNetworkFile, getFileState, setFileState

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

addLock, 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, wasCreated

Methods inherited from class java.lang.Object

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

Constructor Detail

OpenOfficeContentNetworkFile

protected OpenOfficeContentNetworkFile(NodeService nodeService,
                                       ContentService contentService,
                                       MimetypeService mimetypeService,
                                       NodeRef nodeRef,
                                       String name)

Class constructor

Parameters:

nodeService - NodeService

contentService - ContentService

mimetypeService - MimetypeService

nodeRef - NodeRef

name - String

Method Detail

getDelayedCloseCount

public final int getDelayedCloseCount()

Return the delayed close count

Returns:

int

incrementDelayedCloseCount

public final void incrementDelayedCloseCount()

Increment the delayed close count

truncatedToZeroLength

public final boolean truncatedToZeroLength()

Check if the last file operation was a truncate to zero length

Returns:

boolean

readFile

public int readFile(byte[] buffer,
                    int length,
                    int position,
                    long fileOffset)
             throws IOException

Read from the file.

Overrides:

readFile in class ContentNetworkFile

Parameters:

buffer - byte[]

length - int

position - int

fileOffset - long

Returns:

Length of data read.

Throws:

IOException

writeFile

public void writeFile(byte[] buffer,
                      int length,
                      int position,
                      long fileOffset)
               throws IOException

Write a block of data to the file.

Overrides:

writeFile in class ContentNetworkFile

Parameters:

buffer - byte[]

length - int

position - int

fileOffset - long

Throws:

IOException

truncateFile

public void truncateFile(long size)
                  throws IOException

Truncate or extend the file to the specified length

Overrides:

truncateFile in class ContentNetworkFile

Parameters:

size - long

Throws:

IOException

closeFile

public void closeFile()
               throws IOException

Close the file

Overrides:

closeFile in class ContentNetworkFile

Throws:

IOException