LobDataFetchOnDemand

java.lang.Object
- org.h2.value.lob.LobData
- - org.h2.value.lob.LobDataFetchOnDemand

```
public final class LobDataFetchOnDemand
extends LobData
```
A implementation of the LOB data used on the client side of a remote H2 connection. Fetches the underlying on data from the server.

Constructor Summary

Constructors
Constructor Description

LobDataFetchOnDemand(DataHandler handler, int tableId, long lobId, byte[] hmac)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`DataHandler`	`getDataHandler()`
`java.io.InputStream`	`getInputStream(long precision)`	Get stream to read LOB data from
`long`	`getLobId()`
`int`	`getTableId()`	Get the current table id of this lob.
`boolean`	`isLinkedToTable()`	Check if this value is linked to a specific table.
`java.lang.String`	`toString()`

Methods inherited from class org.h2.value.lob.LobData
getMemory, remove

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - LobDataFetchOnDemand
```
public LobDataFetchOnDemand(DataHandler handler,
                            int tableId,
                            long lobId,
                            byte[] hmac)
```
- Method Detail
  - isLinkedToTable
```
public boolean isLinkedToTable()
```
    Check if this value is linked to a specific table. For values that are kept fully in memory, this method returns false.
    
    Overrides:
    
    isLinkedToTable in class LobData
    
    Returns:
    
    true if it is
  - getTableId
```
public int getTableId()
```
    Get the current table id of this lob.
    
    Returns:
    
    the table id
  - getLobId
```
public long getLobId()
```
  - getInputStream
```
public java.io.InputStream getInputStream(long precision)
```
    Description copied from class: LobData
    
    Get stream to read LOB data from
    
    Specified by:
    
    getInputStream in class LobData
    
    Parameters:
    
    precision - octet length of the stream, or -1 if unknown
    
    Returns:
    
    stream to read LOB data from
  - getDataHandler
```
public DataHandler getDataHandler()
```
    Overrides:
    
    getDataHandler in class LobData
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object