LobData

java.lang.Object

org.h2.value.lob.LobData

Direct Known Subclasses:: LobDataDatabase, LobDataFetchOnDemand, LobDataFile, LobDataInMemory

public abstract class LobData extends Object

LOB data.

Method Summary

Modifier and Type

Method

Description

DataHandler

getDataHandler()

abstract 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 Details
- getInputStream
  
  public abstract 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