org.opencms.jlan

类 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.

字段概要

从类继承的字段 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

构造器概要

构造器

构造器和说明
CmsJlanNetworkFile(CmsObjectWrapper cms, CmsResource resource, java.lang.String fullName) Creates a new network file instance.

方法概要

方法

限定符和类型	方法和说明
void	closeFile()
void	delete()
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)

从类继承的方法 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

从类继承的方法 java.lang.Object

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

构造器详细资料

CmsJlanNetworkFile

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

Creates a new network file instance.

参数:

cms - the CMS object wrapper to use

resource - the actual CMS resource

fullName - the raw repository path

方法详细资料

closeFile

public void closeFile()
               throws java.io.IOException

指定者:

closeFile 在类中 org.alfresco.jlan.server.filesys.NetworkFile

抛出:

java.io.IOException

另请参阅:

NetworkFile.closeFile()

delete

public void delete()
            throws java.io.IOException

抛出:

java.io.IOException

flushFile

public void flushFile()
               throws java.io.IOException

指定者:

flushFile 在类中 org.alfresco.jlan.server.filesys.NetworkFile

抛出:

java.io.IOException

另请参阅:

NetworkFile.flushFile()

getFileInfo

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

Gets the file information record.

返回:

the file information for this file

抛出:

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.

参数:

cmsNewPath - the new path

抛出:

CmsException - if something goes wrong

openFile

public void openFile(boolean arg0)

指定者:

openFile 在类中 org.alfresco.jlan.server.filesys.NetworkFile

另请参阅:

NetworkFile.openFile(boolean)

readFile

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

指定者:

readFile 在类中 org.alfresco.jlan.server.filesys.NetworkFile

抛出:

java.io.IOException

另请参阅:

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.

参数:

name - the name pattern

searchAttributes - the search attributes

返回:

the list of file objects which match the given parameters

抛出:

java.io.IOException - if something goes wrong

seekFile

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

指定者:

seekFile 在类中 org.alfresco.jlan.server.filesys.NetworkFile

抛出:

java.io.IOException

另请参阅:

NetworkFile.seekFile(long, int)

setFileInformation

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

Sets the file information.

参数:

info - the file information to set

truncateFile

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

指定者:

truncateFile 在类中 org.alfresco.jlan.server.filesys.NetworkFile

抛出:

java.io.IOException

另请参阅:

NetworkFile.truncateFile(long)

writeFile

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

指定者:

writeFile 在类中 org.alfresco.jlan.server.filesys.NetworkFile

抛出:

java.io.IOException

另请参阅:

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

ensureLock

protected void ensureLock()
                   throws CmsException

Make sure that this resource is locked.

抛出:

CmsException

getFile

protected CmsFile getFile()

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

返回:

the CmsFile instance

getFullChildPath

protected java.lang.String getFullChildPath(CmsResource child)

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

参数:

child - the child resource

返回:

the path of the child

load

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

Loads the file data from the VFS.

参数:

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

抛出:

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.

参数:

attributes - the search attributes

返回:

true if this file matches the search attributes given

updateFromResource

protected void updateFromResource()

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