Package com.j_spaces.jdbc.driver

Class Blob

java.lang.Object

com.j_spaces.jdbc.driver.ObjectWithUID

com.j_spaces.jdbc.driver.Blob

All Implemented Interfaces:

Serializable, Comparable, Blob

public class Blob
extends ObjectWithUID
implements Blob, Comparable

The java.sql.Blob implementation

Author:

Michael Mitrani, 2Train4, 2004

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected byte[]	blob
protected Connection	conn

Fields inherited from class com.j_spaces.jdbc.driver.ObjectWithUID

entryUID, objectIndex

Constructor Summary

Constructors

Constructor	Description
Blob(byte[] blob)
Blob(byte[] blob, Connection conn)

Method Summary

Modifier and Type	Method	Description
int	compareTo(Object other)
boolean	equals(Object ob)
void	free()
OutputStream	getBinaryOutputStream()
InputStream	getBinaryStream()
InputStream	getBinaryStream(long pos, long length)
byte[]	getBytes(long pos, int length)
int	hashCode()
long	length()
long	position(byte[] pattern, long start)
long	position(Blob pattern, long start)
OutputStream	setBinaryStream(long pos)
int	setBytes(long pos, byte[] bytes)
int	setBytes(long pos, byte[] bytes, int offset, int len)
void	setConnection(Connection conn)
String	toString()
void	truncate(long len)

Methods inherited from class com.j_spaces.jdbc.driver.ObjectWithUID

getEntryUID, getObjectIndex, setEntryUID, setObjectIndex

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

blob

protected byte[] blob

conn

protected transient Connection conn

Constructor Details

Blob

public Blob(byte[] blob,
 Connection conn)
     throws SQLException

Throws:

SQLException

Blob

public Blob(byte[] blob)

Method Details

length

public long length()
            throws SQLException

Specified by:

length in interface Blob

Throws:

SQLException

truncate

public void truncate(long len)
              throws SQLException

Specified by:

truncate in interface Blob

Throws:

SQLException

getBytes

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

Specified by:

getBytes in interface Blob

Throws:

SQLException

setBytes

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

Specified by:

setBytes in interface Blob

Throws:

SQLException

setBytes

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

Specified by:

setBytes in interface Blob

Throws:

SQLException

position

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

Specified by:

position in interface Blob

Throws:

SQLException

getBinaryStream

public InputStream getBinaryStream()
                            throws SQLException

Specified by:

getBinaryStream in interface Blob

Throws:

SQLException

getBinaryOutputStream

public OutputStream getBinaryOutputStream()
                                   throws SQLException

Throws:

SQLException

setBinaryStream

public OutputStream setBinaryStream(long pos)
                             throws SQLException

Specified by:

setBinaryStream in interface Blob

Throws:

SQLException

position

public long position(Blob pattern,
 long start)
              throws SQLException

Specified by:

position in interface Blob

Throws:

SQLException

equals

public boolean equals(Object ob)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

compareTo

public int compareTo(Object other)
              throws ClassCastException

Specified by:

compareTo in interface Comparable

Throws:

ClassCastException

toString

public String toString()

Overrides:

toString in class Object

setConnection

public void setConnection(Connection conn)

free

public void free()
          throws SQLException

Specified by:

free in interface Blob

Throws:

SQLException

getBinaryStream

public InputStream getBinaryStream(long pos,
 long length)
                            throws SQLException

Specified by:

getBinaryStream in interface Blob

Throws:

SQLException