org.teiid.common.buffer

Class FileStore

java.lang.Object

org.teiid.common.buffer.FileStore

All Implemented Interfaces:

AutoCleanupUtil.Removable

Direct Known Subclasses:

FileStorageManager.DiskStore, SplittableStorageManager.SplittableFileStore

public abstract class FileStore
extends Object
implements AutoCleanupUtil.Removable

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	FileStore.FileStoreOutputStream A customized buffered stream with an exposed buffer

Constructor Summary

Constructors

Constructor and Description
FileStore()

Method Summary

Modifier and Type	Method and Description
InputStream	createInputStream(long start)
ExtensibleBufferedInputStream	createInputStream(long start, long length)
OutputStream	createOutputStream()
FileStore.FileStoreOutputStream	createOutputStream(int maxMemorySize)
abstract long	getLength()
int	read(long fileOffset, byte[] b, int offSet, int length)
void	readFully(long fileOffset, byte[] b, int offSet, int length)
protected abstract int	readWrite(long fileOffset, byte[] b, int offSet, int length, boolean write)
void	remove()
protected abstract void	removeDirect()
abstract void	setLength(long length)
void	write(byte[] bytes, int offset, int length)
void	write(long start, byte[] bytes, int offset, int length)

Methods inherited from class java.lang.Object

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

Constructor Detail

FileStore

public FileStore()

Method Detail

getLength

public abstract long getLength()

setLength

public abstract void setLength(long length)
                        throws IOException

Throws:

IOException

read

public int read(long fileOffset,
                byte[] b,
                int offSet,
                int length)
         throws IOException

Throws:

IOException

readWrite

protected abstract int readWrite(long fileOffset,
                                 byte[] b,
                                 int offSet,
                                 int length,
                                 boolean write)
                          throws IOException

Throws:

IOException

readFully

public void readFully(long fileOffset,
                      byte[] b,
                      int offSet,
                      int length)
               throws IOException

Throws:

IOException

write

public void write(byte[] bytes,
                  int offset,
                  int length)
           throws IOException

Throws:

IOException

write

public void write(long start,
                  byte[] bytes,
                  int offset,
                  int length)
           throws IOException

Throws:

IOException

remove

public void remove()

Specified by:

remove in interface AutoCleanupUtil.Removable

removeDirect

protected abstract void removeDirect()

createInputStream

public ExtensibleBufferedInputStream createInputStream(long start,
                                                       long length)

createInputStream

public InputStream createInputStream(long start)

createOutputStream

public OutputStream createOutputStream()

createOutputStream

public FileStore.FileStoreOutputStream createOutputStream(int maxMemorySize)