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Java Source Code / Java Documentation » Search Engine » Jofti » com.jofti.store

Source Cross Reference

Class Diagram

Java Document (Java Doc)

java.lang .Object

com.jofti.store .FileStore

FileStore
class FileStore (Code)

Field Summary
FileChannel	channel FileChannel associated with this FileStore. The FileChannel is private to guarantee that all calls to the channel methods come through this FileStore.
File	file
protected int	fileId
String	fileMode
FileLock	lock FileLock acquired when file is opened.
boolean	newFile
long	nextPosition FileChannel.position() of last read or write. May be used to report the file position when IOException occurs.
Object	recordLock
long	writes

Constructor Summary
	FileStore(File file, int id)

Method Summary
FileStore	close() Close the channel associated with this FileStore.
void	force(boolean forceMetadata)
FileStore	open(String fileMode) open the file and get the associated nio FileChannel for the file.
void	write(BlockBuffer lb) Helper provides access to the FileChannel.write() method for the FileChannel associated with this FileStore.

Field Detail

channel
FileChannel channel(Code)
	FileChannel associated with this FileStore. The FileChannel is private to guarantee that all calls to the channel methods come through this FileStore.

file
File file(Code)

fileId
protected int fileId(Code)

fileMode
String fileMode(Code)
	See Also: java.io.RandomAccessFile.RandomAccessFile(java.lang.Stringjava.lang.String)

lock
FileLock lock(Code)
	FileLock acquired when file is opened.

newFile
boolean newFile(Code)
	indicates the file was created during the call to open() See Also: FileStore.open(String filemode)

nextPosition
long nextPosition(Code)
	FileChannel.position() of last read or write. May be used to report the file position when IOException occurs.

recordLock
Object recordLock(Code)

writes
long writes(Code)

Constructor Detail

FileStore
FileStore(File file, int id)(Code)
	construct an instance of FileStore for a given file name Parameters: file - filename

Method Detail

close
FileStore close() throws IOException(Code)
	Close the channel associated with this FileStore. Also releases the lock that is held on the file. this FileStore throws: IOException -

force
void force(boolean forceMetadata) throws IOException(Code)
	Parameters: forceMetadata - as defined by FileChannel.force() throws: IOException - See Also: FileChannel.force(boolean)

open
FileStore open(String fileMode) throws JoftiException, FileNotFoundException(Code)
	open the file and get the associated nio FileChannel for the file. If the file does not exist, then the newFile member is set true. Parameters: fileMode - value passed to RandomAccessFile constructor. throws: FileNotFoundException - if the parent directory structure does not exist. See Also: java.io.RandomAccessFile.RandomAccessFile(java.lang.Stringjava.lang.String)

write
void write(BlockBuffer lb) throws IOException(Code)
	Helper provides access to the FileChannel.write() method for the FileChannel associated with this FileStore. Parameters: lb - Reference to a LogBuffer object that is to be written. throws: IOException -

Methods inherited from java.lang.Object

native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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