org.objectweb.jotm.impl.core.log
Class LogWriterImpl

java.lang.Object
  |
  +--org.objectweb.jotm.impl.core.log.LogWriterImpl

All Implemented Interfaces:

LogWriter

public class LogWriterImpl

extends java.lang.Object

implements LogWriter

This is the Log Writer implementation. It uses for each transaction a single file.

Constructor Summary

LogWriterImpl()

Method Summary

void	close() Close log writer.
void	logAbort(BasicTransaction tx)
void	logAborted(BasicTransaction tx)
void	logAddDependency(TransactionDependency dep)
void	logBegin(BasicTransaction tx)
void	logCommit(BasicTransaction tx)
void	logCommitted(BasicTransaction tx)
void	logPrepare(BasicTransaction tx)
void	logPrepared(BasicTransaction tx, int vote)
void	logRemoveDependency(TransactionDependency dep)
void	logTMStart()
void	logTMStop()
void	open() Open log writer.
void	write(BasicTransaction tx, java.lang.String str)

Methods inherited from class java.lang.Object

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

Constructor Detail

LogWriterImpl

public LogWriterImpl()

Method Detail

open

public void open()
          throws LogFailureException

Description copied from interface: LogWriter

Open log writer. This method initializes the log, e.g., establishes a connection to database, creates a log files, etc.

Specified by:

open in interface LogWriter

Throws:

LogFailureException - an initialization failure has occured

close

public void close()
           throws LogFailureException

Description copied from interface: LogWriter

Close log writer. This method closes the log, closes all connections, temporary files, etc.

Specified by:

close in interface LogWriter

Throws:

LogFailureException - a failure has occured

logTMStart

public void logTMStart()
                throws LogFailureException

Specified by:

logTMStart in interface LogWriter

LogFailureException

logTMStop

public void logTMStop()
               throws LogFailureException

Specified by:

logTMStop in interface LogWriter

LogFailureException

logBegin

public void logBegin(BasicTransaction tx)
              throws LogFailureException

Specified by:

logBegin in interface LogWriter

LogFailureException

logCommit

public void logCommit(BasicTransaction tx)
               throws LogFailureException

Specified by:

logCommit in interface LogWriter

LogFailureException

logCommitted

public void logCommitted(BasicTransaction tx)
                  throws LogFailureException

Specified by:

logCommitted in interface LogWriter

LogFailureException

logAbort

public void logAbort(BasicTransaction tx)
              throws LogFailureException

Specified by:

logAbort in interface LogWriter

LogFailureException

logAborted

public void logAborted(BasicTransaction tx)
                throws LogFailureException

Specified by:

logAborted in interface LogWriter

LogFailureException

logPrepare

public void logPrepare(BasicTransaction tx)
                throws LogFailureException

Specified by:

logPrepare in interface LogWriter

LogFailureException

logPrepared

public void logPrepared(BasicTransaction tx,
                        int vote)
                 throws LogFailureException

Specified by:

logPrepared in interface LogWriter

LogFailureException

logAddDependency

public void logAddDependency(TransactionDependency dep)
                      throws LogFailureException

Specified by:

logAddDependency in interface LogWriter

LogFailureException

logRemoveDependency

public void logRemoveDependency(TransactionDependency dep)
                         throws LogFailureException

Specified by:

logRemoveDependency in interface LogWriter

LogFailureException

write

public void write(BasicTransaction tx,
                  java.lang.String str)
           throws LogFailureException

LogFailureException