org.alfresco.filesys.repo
Class LinkMemoryNetworkFile

java.lang.Object
  extended by org.alfresco.jlan.server.filesys.NetworkFile
      extended by org.alfresco.filesys.alfresco.AlfrescoNetworkFile
          extended by org.alfresco.filesys.repo.NodeRefNetworkFile
              extended by org.alfresco.filesys.repo.LinkMemoryNetworkFile
All Implemented Interfaces:
org.alfresco.jlan.server.filesys.cache.NetworkFileStateInterface

public class LinkMemoryNetworkFile
extends NodeRefNetworkFile

Link Node In Memory Network File Class

In memory network file implementation that uses a memory buffer for the file data.


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
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
LinkMemoryNetworkFile(java.lang.String name, byte[] data, org.alfresco.jlan.server.filesys.FileInfo finfo, org.alfresco.service.cmr.repository.NodeRef nodeRef)
          Class constructor.
 
Method Summary
 void closeFile()
          Close the network file.
 long currentPosition()
          Return the current file position.
 void flushFile()
          Flush the file.
 org.alfresco.jlan.server.filesys.cache.FileState getFileState()
          Return a dummy file state for this file
 boolean isEndOfFile()
          Determine if the end of file has been reached.
 void openFile(boolean createFlag)
          Open the file.
 int readFile(byte[] buf, int len, int pos, long fileOff)
          Read from the file.
 long seekFile(long pos, int typ)
          Seek to the specified file position.
 void truncateFile(long siz)
          Truncate the file
 void writeFile(byte[] buf, int len, int pos)
          Write a block of data to the file.
 void writeFile(byte[] buf, int len, int pos, long offset)
          Write a block of data to the file.
 
Methods inherited from class org.alfresco.filesys.repo.NodeRefNetworkFile
decrementOpenCount, getNodeRef, getOpenCount, getProcessId, incrementOpenCount, setNodeRef, setProcessId
 
Methods inherited from class org.alfresco.filesys.alfresco.AlfrescoNetworkFile
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, isHidden, isReadOnly, isStream, isSystem, numberOfLocks, removeAllLocks, removeLock, setAccessDate, setAccessToken, setAllowedAccess, setAttributes, setClosed, setCreationDate, setDelayedClose, setDelayedWriteError, setDeleteOnClose, setDirectoryId, setFileId, setFileSize, setFileSize, 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

LinkMemoryNetworkFile

public LinkMemoryNetworkFile(java.lang.String name,
                             byte[] data,
                             org.alfresco.jlan.server.filesys.FileInfo finfo,
                             org.alfresco.service.cmr.repository.NodeRef nodeRef)
Class constructor.

Parameters:
name - String
localPath - String
finfo - FileInfo
nodeRef - NodeRef
Method Detail

closeFile

public void closeFile()
               throws java.io.IOException
Close the network file.

Specified by:
closeFile in class org.alfresco.jlan.server.filesys.NetworkFile
Throws:
java.io.IOException

currentPosition

public long currentPosition()
Return the current file position.

Returns:
long

flushFile

public void flushFile()
               throws java.io.IOException
Flush the file.

Specified by:
flushFile in class org.alfresco.jlan.server.filesys.NetworkFile
Throws:
java.io.IOException

isEndOfFile

public boolean isEndOfFile()
                    throws java.io.IOException
Determine if the end of file has been reached.

Returns:
boolean
Throws:
java.io.IOException

openFile

public void openFile(boolean createFlag)
              throws java.io.IOException
Open the file.

Specified by:
openFile in class org.alfresco.jlan.server.filesys.NetworkFile
Parameters:
createFlag - boolean
Throws:
java.io.IOException

readFile

public int readFile(byte[] buf,
                    int len,
                    int pos,
                    long fileOff)
             throws java.io.IOException
Read from the file.

Specified by:
readFile in class org.alfresco.jlan.server.filesys.NetworkFile
Parameters:
buf - byte[]
len - int
pos - int
fileOff - long
Returns:
Length of data read.
Throws:
java.io.IOException

seekFile

public long seekFile(long pos,
                     int typ)
              throws java.io.IOException
Seek to the specified file position.

Specified by:
seekFile in class org.alfresco.jlan.server.filesys.NetworkFile
Parameters:
pos - long
typ - int
Returns:
long
Throws:
java.io.IOException

truncateFile

public void truncateFile(long siz)
                  throws java.io.IOException
Truncate the file

Specified by:
truncateFile in class org.alfresco.jlan.server.filesys.NetworkFile
Parameters:
siz - long
Throws:
java.io.IOException

writeFile

public void writeFile(byte[] buf,
                      int len,
                      int pos)
               throws java.io.IOException
Write a block of data to the file.

Parameters:
buf - byte[]
len - int
Throws:
java.io.IOException

writeFile

public void writeFile(byte[] buf,
                      int len,
                      int pos,
                      long offset)
               throws java.io.IOException
Write a block of data to the file.

Specified by:
writeFile in class org.alfresco.jlan.server.filesys.NetworkFile
Parameters:
buf - byte[]
len - int
pos - int
offset - long
Throws:
java.io.IOException

getFileState

public org.alfresco.jlan.server.filesys.cache.FileState getFileState()
Return a dummy file state for this file

Specified by:
getFileState in interface org.alfresco.jlan.server.filesys.cache.NetworkFileStateInterface
Overrides:
getFileState in class AlfrescoNetworkFile
Returns:
FileState


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