com.caucho.db.sql
Class BlobImpl

java.lang.Object
  com.caucho.db.sql.BlobImpl

All Implemented Interfaces:

java.sql.Blob

public class BlobImpl
extends java.lang.Object
implements java.sql.Blob

The JDBC blob implementation.

Method Summary

void	free()
java.io.InputStream	getBinaryStream() Returns the blob as a stream.
java.io.InputStream	getBinaryStream(long pos, long length)
byte[]	getBytes(long pos, int length) Returns a subset of the bytes.
long	length() Returns the length of the blob
long	position(java.sql.Blob pattern, long start) Returns the position in the blob where the pattern starts.
long	position(byte[] pattern, long start) Returns the position in the blob where the pattern starts.
java.io.OutputStream	setBinaryStream(long pos) Returns a stream to write to the blob.
int	setBytes(long pos, byte[] bytes) Sets a subset of bytes.
int	setBytes(long pos, byte[] bytes, int offset, int length) Sets a subset of bytes.
java.lang.String	toString()
void	truncate(long length) Truncates the blob

Methods inherited from class java.lang.Object

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

Method Detail

getBinaryStream

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

Returns the blob as a stream.

Specified by:

getBinaryStream in interface java.sql.Blob

Throws:

java.sql.SQLException

getBytes

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

Returns a subset of the bytes.

Specified by:

getBytes in interface java.sql.Blob

Throws:

java.sql.SQLException

length

public long length()
            throws java.sql.SQLException

Returns the length of the blob

Specified by:

length in interface java.sql.Blob

Throws:

java.sql.SQLException

position

public long position(java.sql.Blob pattern,
                     long start)
              throws java.sql.SQLException

Returns the position in the blob where the pattern starts.

Specified by:

position in interface java.sql.Blob

Throws:

java.sql.SQLException

position

public long position(byte[] pattern,
                     long start)
              throws java.sql.SQLException

Returns the position in the blob where the pattern starts.

Specified by:

position in interface java.sql.Blob

Throws:

java.sql.SQLException

setBinaryStream

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

Returns a stream to write to the blob.

Specified by:

setBinaryStream in interface java.sql.Blob

Throws:

java.sql.SQLException

setBytes

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

Sets a subset of bytes.

Specified by:

setBytes in interface java.sql.Blob

Throws:

java.sql.SQLException

setBytes

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

Sets a subset of bytes.

Specified by:

setBytes in interface java.sql.Blob

Throws:

java.sql.SQLException

truncate

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

Truncates the blob

Specified by:

truncate in interface java.sql.Blob

Throws:

java.sql.SQLException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

free

public void free()
          throws java.sql.SQLException

Specified by:

free in interface java.sql.Blob

Throws:

java.sql.SQLException

getBinaryStream

public java.io.InputStream getBinaryStream(long pos,
                                           long length)
                                    throws java.sql.SQLException

Specified by:

getBinaryStream in interface java.sql.Blob

Throws:

java.sql.SQLException