org.h2.value.lob

Class LobData

java.lang.Object

org.h2.value.lob.LobData

Direct Known Subclasses:

LobDataDatabase, LobDataFetchOnDemand, LobDataFile, LobDataInMemory

public abstract class LobData
extends java.lang.Object

LOB data.

Method Summary

Modifier and Type	Method and Description
DataHandler	getDataHandler()
abstract java.io.InputStream	getInputStream(long precision) Get stream to read LOB data from
int	getMemory() Get the memory used by this object.
boolean	isLinkedToTable()
void	remove(ValueLob value) Remove the underlying resource, if any.

Methods inherited from class java.lang.Object

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

Method Detail

getInputStream

public abstract java.io.InputStream getInputStream(long precision)

Get stream to read LOB data from

Parameters:

precision - octet length of the stream, or -1 if unknown

Returns:

stream to read LOB data from

getDataHandler

public DataHandler getDataHandler()

isLinkedToTable

public boolean isLinkedToTable()

remove

public void remove(ValueLob value)

Remove the underlying resource, if any. For values that are kept fully in memory this method has no effect.

Parameters:

value - to remove

getMemory

public int getMemory()

Get the memory used by this object.

Returns:

the memory used in bytes