com.orientechnologies.orient.core.storage.fs

Interface OFile

All Superinterfaces:

OClosableItem

All Known Implementing Classes:

AsyncFile

public interface OFile
extends OClosableItem

Field Summary

Fields

Modifier and Type	Field and Description
static int	HEADER_SIZE

Method Summary

Modifier and Type	Method and Description
long	allocateSpace(int size)
void	close()
void	create()
void	delete()
boolean	exists()
long	getFileSize()
String	getName()
boolean	isOpen()
void	open()
void	read(long offset, ByteBuffer buffer, boolean throwOnEof)
void	renameTo(Path newFile)
void	replaceContentWith(Path newContentFile)
void	shrink(long size)
void	synch()
String	toString()
IOResult	write(List<ORawPair<Long,ByteBuffer>> buffers)
void	write(long offset, ByteBuffer buffer)

Field Detail

HEADER_SIZE

static final int HEADER_SIZE

See Also:

Constant Field Values

Method Detail

allocateSpace

long allocateSpace(int size)
            throws IOException

Throws:

IOException

shrink

void shrink(long size)
     throws IOException

Throws:

IOException

getFileSize

long getFileSize()

read

void read(long offset,
          ByteBuffer buffer,
          boolean throwOnEof)
   throws IOException

Throws:

IOException

write

void write(long offset,
           ByteBuffer buffer)
    throws IOException

Throws:

IOException

write

IOResult write(List<ORawPair<Long,ByteBuffer>> buffers)
        throws IOException

Throws:

IOException

synch

void synch()

create

void create()
     throws IOException

Throws:

IOException

open

void open()

Specified by:

open in interface OClosableItem

close

void close()

Specified by:

close in interface OClosableItem

delete

void delete()
     throws IOException,
            InterruptedException

Throws:

IOException

InterruptedException

isOpen

boolean isOpen()

Specified by:

isOpen in interface OClosableItem

exists

boolean exists()

getName

String getName()

renameTo

void renameTo(Path newFile)
       throws IOException,
              InterruptedException

Throws:

IOException

InterruptedException

replaceContentWith

void replaceContentWith(Path newContentFile)
                 throws IOException,
                        InterruptedException

Throws:

IOException

InterruptedException

toString

String toString()

Overrides:

toString in class Object