org.objectweb.jorm.runtime.mapper.rdb
Class RdbBlob

java.lang.Object
  |
  +--java.io.OutputStream
        |
        +--org.objectweb.jorm.runtime.mapper.rdb.RdbBlob

All Implemented Interfaces:

java.sql.Blob

public class RdbBlob

extends java.io.OutputStream

implements java.sql.Blob

Author:

P. D?chamboux

Field Summary

protected java.util.ArrayList	bufferList This arrayList contains buffers.
protected int	bufferSize The size of the buffer stored in the buffer list
static int	DEFAULT_BUFFER_SIZE
protected long	size The total length

Constructor Summary

RdbBlob(java.io.Serializable serobj)
This constructor calculates the size of the serialized object.

RdbBlob(java.io.Serializable serobj, int buffersize)
This constructor calculates the size of the serialized object.

Method Summary

void	close() do nothing
void	flush() do nothing
java.io.InputStream	getBinaryStream()
byte[]	getBytes(long pos, int length)
long	length()
long	position(java.sql.Blob blob, long l)
long	position(byte[] bytes, long l)
java.io.OutputStream	setBinaryStream(long pos)
int	setBytes(long pos, byte[] bytes)
int	setBytes(long pos, byte[] bytes, int offset, int len)
void	truncate(long len)
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_BUFFER_SIZE

public static final int DEFAULT_BUFFER_SIZE

bufferSize

protected int bufferSize

The size of the buffer stored in the buffer list

bufferList

protected java.util.ArrayList bufferList

This arrayList contains buffers. A buffer is a byte[] which the size is bufferSize.

size

protected long size

The total length

Constructor Detail

RdbBlob

public RdbBlob(java.io.Serializable serobj)
        throws java.io.IOException

This constructor calculates the size of the serialized object.

RdbBlob

public RdbBlob(java.io.Serializable serobj,
               int buffersize)
        throws java.io.IOException

This constructor calculates the size of the serialized object.

Method Detail

length

public long length()
            throws java.sql.SQLException

Specified by:

length in interface java.sql.Blob

getBytes

public byte[] getBytes(long pos,
                       int length)
                throws java.sql.SQLException

Specified by:

getBytes in interface java.sql.Blob

getBinaryStream

public java.io.InputStream getBinaryStream()
                                    throws java.sql.SQLException

Specified by:

getBinaryStream in interface java.sql.Blob

position

public long position(byte[] bytes,
                     long l)
              throws java.sql.SQLException

Specified by:

position in interface java.sql.Blob

position

public long position(java.sql.Blob blob,
                     long l)
              throws java.sql.SQLException

Specified by:

position in interface java.sql.Blob

setBinaryStream

public java.io.OutputStream setBinaryStream(long pos)
                                     throws java.sql.SQLException

setBytes

public int setBytes(long pos,
                    byte[] bytes)
             throws java.sql.SQLException

setBytes

public int setBytes(long pos,
                    byte[] bytes,
                    int offset,
                    int len)
             throws java.sql.SQLException

truncate

public void truncate(long len)
              throws java.sql.SQLException

close

public void close()

do nothing

Overrides:

close in class java.io.OutputStream

flush

public void flush()

do nothing

Overrides:

flush in class java.io.OutputStream

write

public void write(byte[] b)

Overrides:

write in class java.io.OutputStream

write

public void write(byte[] b,
                  int off,
                  int len)

Overrides:

write in class java.io.OutputStream

write

public void write(int b)

Overrides:

write in class java.io.OutputStream