Package org.exbin.auxiliary.paged_data.delta

Class FileDataSource

java.lang.Object

org.exbin.auxiliary.paged_data.delta.FileDataSource

@ParametersAreNonnullByDefault
public class FileDataSource
extends java.lang.Object

Data source for access to file resource locking it for exclusive access.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	FileDataSource.CacheClearListener
static class	FileDataSource.EditMode

Constructor Summary

Constructors

Constructor	Description
FileDataSource(java.io.File sourceFile)
FileDataSource(java.io.File sourceFile, FileDataSource.EditMode editMode)

Method Summary

Modifier and Type	Method	Description
void	addCacheClearListener(FileDataSource.CacheClearListener listener)
void	clearCache()	Clears cache windows.
void	close()
byte	getByte(long position)
java.io.File	getFile()
long	getFileLength()
void	removeCacheClearListener(FileDataSource.CacheClearListener listener)
void	setFileLength(long length)

Methods inherited from class java.lang.Object

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

Constructor Detail

FileDataSource

public FileDataSource(java.io.File sourceFile,
                      FileDataSource.EditMode editMode)
               throws java.io.FileNotFoundException,
                      java.io.IOException

Throws:

java.io.FileNotFoundException

java.io.IOException

FileDataSource

public FileDataSource(java.io.File sourceFile)
               throws java.io.FileNotFoundException,
                      java.io.IOException

Throws:

java.io.FileNotFoundException

java.io.IOException

Method Detail

getFileLength

public long getFileLength()
                   throws java.io.IOException

Throws:

java.io.IOException

setFileLength

public void setFileLength(long length)
                   throws java.io.IOException

Throws:

java.io.IOException

getFile

@Nonnull
public java.io.File getFile()

getByte

public byte getByte(long position)

clearCache

public void clearCache()

Clears cache windows.

close

public void close()

addCacheClearListener

public void addCacheClearListener(FileDataSource.CacheClearListener listener)

removeCacheClearListener

public void removeCacheClearListener(FileDataSource.CacheClearListener listener)