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java.lang.Objectorg.h2.store.LobStorageMap
public class LobStorageMap
This class stores LOB objects in the database, in maps. This is the back-end i.e. the server side of the LOB storage.
| Constructor Summary | |
|---|---|
LobStorageMap(Database database)
|
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| Method Summary | |
|---|---|
ValueLobDb |
copyLob(ValueLobDb old,
int tableId,
long length)
Copy a lob. |
Value |
createBlob(java.io.InputStream in,
long maxLength)
Create a BLOB object. |
Value |
createClob(java.io.Reader reader,
long maxLength)
Create a CLOB object. |
java.io.InputStream |
getInputStream(ValueLobDb lob,
byte[] hmac,
long byteCount)
Get the input stream for the given lob. |
void |
init()
Initialize the lob storage. |
void |
removeAllForTable(int tableId)
Remove all LOBs for this table. |
void |
removeLob(ValueLobDb lob)
Delete a LOB (from the database, if it is stored there). |
void |
setTable(ValueLobDb lob,
int tableId)
Set the table reference of this lob. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public LobStorageMap(Database database)
| Method Detail |
|---|
public void init()
LobStorageInterface
init in interface LobStorageInterface
public Value createBlob(java.io.InputStream in,
long maxLength)
LobStorageInterface
createBlob in interface LobStorageInterfacein - the input streammaxLength - the maximum length (-1 if not known)
public Value createClob(java.io.Reader reader,
long maxLength)
LobStorageInterface
createClob in interface LobStorageInterfacereader - the readermaxLength - the maximum length (-1 if not known)
public ValueLobDb copyLob(ValueLobDb old,
int tableId,
long length)
LobStorageInterface
copyLob in interface LobStorageInterfaceold - the old lobtableId - the new table idlength - the length
public java.io.InputStream getInputStream(ValueLobDb lob,
byte[] hmac,
long byteCount)
throws java.io.IOException
LobStorageInterface
getInputStream in interface LobStorageInterfacelob - the lob idhmac - the message authentication code (for remote input streams)byteCount - the number of bytes to read, or -1 if not known
java.io.IOException
public void setTable(ValueLobDb lob,
int tableId)
LobStorageInterface
setTable in interface LobStorageInterfacelob - the lobtableId - the tablepublic void removeAllForTable(int tableId)
LobStorageInterface
removeAllForTable in interface LobStorageInterfacetableId - the table idpublic void removeLob(ValueLobDb lob)
LobStorageInterface
removeLob in interface LobStorageInterfacelob - the lob
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