com.nhncorp.neptune.changelog.previous
Class FileChangeLogManager

java.lang.Object
  com.nhncorp.neptune.changelog.previous.FileChangeLogManager

public class FileChangeLogManager
extends java.lang.Object

Field Summary

static java.lang.String	CHANGE_LOG_FILE_NAME
static java.lang.String	CHANGE_LOG_OLD_FILE_NAME
static org.apache.commons.logging.Log	LOG

Constructor Summary

FileChangeLogManager(NConfiguration conf, java.lang.String tabletName, java.lang.String hostName)

Method Summary

java.lang.String	addChangeLog(java.lang.String txId, int seq, ChangeLog changeLog)
void	close()
void	close(boolean writable)
void	delete()
boolean	deleteOldFile()
ChangeLogStatus	getChangeLogStatus()
ChangeLog	nextChangeLog() ChangeLog 파일로 부터 ChangeLog 레코드를 읽는다.
boolean	rollingLogFile(java.lang.String tabletName)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static final org.apache.commons.logging.Log LOG

CHANGE_LOG_FILE_NAME

public static final java.lang.String CHANGE_LOG_FILE_NAME

See Also:

Constant Field Values

CHANGE_LOG_OLD_FILE_NAME

public static final java.lang.String CHANGE_LOG_OLD_FILE_NAME

See Also:

Constant Field Values

Constructor Detail

FileChangeLogManager

public FileChangeLogManager(NConfiguration conf,
                            java.lang.String tabletName,
                            java.lang.String hostName)

Method Detail

addChangeLog

public java.lang.String addChangeLog(java.lang.String txId,
                                     int seq,
                                     ChangeLog changeLog)

close

public void close(boolean writable)

close

public void close()

delete

public void delete()
            throws java.io.IOException

Throws:

java.io.IOException

getChangeLogStatus

public ChangeLogStatus getChangeLogStatus()
                                   throws java.io.IOException

Throws:

java.io.IOException

nextChangeLog

public ChangeLog nextChangeLog()
                        throws java.io.IOException

ChangeLog 파일로 부터 ChangeLog 레코드를 읽는다.

Parameters:

tabletName -

Returns:

Throws:

java.io.IOException

rollingLogFile

public boolean rollingLogFile(java.lang.String tabletName)

deleteOldFile

public boolean deleteOldFile()