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java.lang.Objectorg.exist.storage.journal.AbstractLoggable
org.exist.storage.dom.UpdateHeaderLoggable
Constructor Summary | |
UpdateHeaderLoggable(DBBroker broker,
long transactId)
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|
UpdateHeaderLoggable(Txn transaction,
long prevPage,
long pageNum,
long nextPage,
long oldPrev,
long oldNext)
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Method Summary | |
java.lang.String |
dump()
Default implementation returns the current LSN plus the class name of the Loggable instance. |
int |
getLogSize()
Returns the size of the work load of this entry. |
void |
read(java.nio.ByteBuffer in)
Read the entry. |
void |
redo()
Redo the underlying operation. |
void |
undo()
Undo, i.e. |
void |
write(java.nio.ByteBuffer out)
Write this entry to the specified ByteBuffer. |
Methods inherited from class org.exist.storage.journal.AbstractLoggable |
clear, getLogType, getLsn, getTransactionId, setLsn |
Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public UpdateHeaderLoggable(Txn transaction, long prevPage, long pageNum, long nextPage, long oldPrev, long oldNext)
transaction
- prevPage
- pageNum
- nextPage
- oldPrev
- oldNext
- public UpdateHeaderLoggable(DBBroker broker, long transactId)
Method Detail |
public void write(java.nio.ByteBuffer out)
Loggable
out
- public void read(java.nio.ByteBuffer in)
Loggable
in
- public int getLogSize()
Loggable
public void redo() throws LogException
Loggable
RecoveryManager
.
redo
in interface Loggable
redo
in class AbstractLoggable
LogException
public void undo() throws LogException
Loggable
RecoveryManager
.
undo
in interface Loggable
undo
in class AbstractLoggable
LogException
public java.lang.String dump()
AbstractLoggable
dump
in interface Loggable
dump
in class AbstractLoggable
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