Module org.apache.jena.tdb

Package org.apache.jena.tdb1.transaction

Class JournalControl

java.lang.Object

org.apache.jena.tdb1.transaction.JournalControl

public class JournalControl
extends Object

Constructor Summary

Constructors

Constructor	Description
JournalControl()

Method Summary

Modifier and Type	Method	Description
static void	print(String filename)	Dump a journal - debug support function - opens the journal specially - inconsistent views possible
static void	print(Journal journal)
static boolean	recoverFromJournal(StorageConfig sConf, Journal jrnl)	Recovery from a journal.
static void	recovery(DatasetGraphTDB dsg)	Recover a base storage DatasetGraph
static void	replay(Journal journal, DatasetGraphTDB dsg)	Replay a journal onto a dataset
static void	replay(Transaction transaction)

Methods inherited from class java.lang.Object

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

Constructor Details

JournalControl

public JournalControl()

Method Details

print

public static void print(String filename)

Dump a journal - debug support function - opens the journal specially - inconsistent views possible

print

public static void print(Journal journal)

recovery

public static void recovery(DatasetGraphTDB dsg)

Recover a base storage DatasetGraph

recoverFromJournal

public static boolean recoverFromJournal(StorageConfig sConf,
 Journal jrnl)

Recovery from a journal. Find if there is a commit record; if so, replay the journal to that point. Try to see if there is another commit record ... Return true if a recovery was attempted; return false if we decided no work needed.

replay

public static void replay(Transaction transaction)

replay

public static void replay(Journal journal,
 DatasetGraphTDB dsg)

Replay a journal onto a dataset