ru.curs.celesta.dbutils

Class BLOB

java.lang.Object

ru.curs.celesta.dbutils.BLOB

All Implemented Interfaces:

Cloneable

public final class BLOB
extends Object
implements Cloneable

Class for working with BLOB fields.

Constructor Summary

Constructors

Constructor and Description
BLOB() Empty (NULL) BLOB.

Method Summary

Modifier and Type	Method and Description
BLOB	clone() Returns a BLOB clone pointing at the same data page.
InputStream	getInStream() Returns a stream for data reading.
OutputStream	getOutStream() Returns a stream for data writing, at the same time dropping off current data from BLOB.
boolean	isModified() Whether BLOB data has been changed.
boolean	isNull() Whether current field accepts a value of NULL.
void	setNull() Resets BLOB to NULL.
int	size() Returns data size.

Methods inherited from class java.lang.Object

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

Constructor Detail

BLOB

public BLOB()

Empty (NULL) BLOB.

Method Detail

clone

public BLOB clone()

Returns a BLOB clone pointing at the same data page.

Overrides:

clone in class Object

Returns:

isModified

public boolean isModified()

Whether BLOB data has been changed.

Returns:

getInStream

public InputStream getInStream()

Returns a stream for data reading.

Returns:

getOutStream

public OutputStream getOutStream()

Returns a stream for data writing, at the same time dropping off current data from BLOB.

Returns:

isNull

public boolean isNull()

Whether current field accepts a value of NULL.

Returns:

setNull

public void setNull()

Resets BLOB to NULL.

size

public int size()

Returns data size.

Returns: