org.springframework.jdbc.support.lob
Class PassThroughBlob

java.lang.Object
  org.springframework.jdbc.support.lob.PassThroughBlob

All Implemented Interfaces:

java.sql.Blob

 class PassThroughBlob
extends java.lang.Object
implements java.sql.Blob

Simple JDBC Blob adapter that exposes a given byte array or binary stream. Optionally used by DefaultLobHandler.

Since:

2.5.3

Author:

Juergen Hoeller

Field Summary

private java.io.InputStream	binaryStream
private byte[]	content
private long	contentLength

Constructor Summary

PassThroughBlob(byte[] content)

PassThroughBlob(java.io.InputStream binaryStream, long contentLength)

Method Summary

void	free()
java.io.InputStream	getBinaryStream()
java.io.InputStream	getBinaryStream(long pos, long length)
byte[]	getBytes(long pos, int length)
long	length()
long	position(java.sql.Blob pattern, long start)
long	position(byte[] pattern, long start)
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)

Methods inherited from class java.lang.Object

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

Field Detail

content

private byte[] content

binaryStream

private java.io.InputStream binaryStream

contentLength

private long contentLength

Constructor Detail

PassThroughBlob

public PassThroughBlob(byte[] content)

PassThroughBlob

public PassThroughBlob(java.io.InputStream binaryStream,
                       long contentLength)

Method Detail

length

public long length()
            throws java.sql.SQLException

Specified by:

length in interface java.sql.Blob

Throws:

java.sql.SQLException

getBinaryStream

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

Specified by:

getBinaryStream 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

setBinaryStream

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

Specified by:

setBinaryStream in interface java.sql.Blob

Throws:

java.sql.SQLException

getBytes

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

Specified by:

getBytes in interface java.sql.Blob

Throws:

java.sql.SQLException

setBytes

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

Specified by:

setBytes in interface java.sql.Blob

Throws:

java.sql.SQLException

setBytes

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

Specified by:

setBytes in interface java.sql.Blob

Throws:

java.sql.SQLException

position

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

Specified by:

position in interface java.sql.Blob

Throws:

java.sql.SQLException

position

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

Specified by:

position in interface java.sql.Blob

Throws:

java.sql.SQLException

truncate

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

Specified by:

truncate in interface java.sql.Blob

Throws:

java.sql.SQLException

free

public void free()
          throws java.sql.SQLException

Specified by:

free in interface java.sql.Blob

Throws:

java.sql.SQLException