org.xcmis.search.lucene.index
Class FileSystemTransactionLog

java.lang.Object
  org.xcmis.search.lucene.index.FileSystemTransactionLog

All Implemented Interfaces:

TransactionLog

public class FileSystemTransactionLog
extends Object
implements TransactionLog

Created by The eXo Platform SAS.

Version:

$Id: FileSystemTransactionLog.java 2 2010-02-04 17:21:49Z andrew00x $

Author:

Sergey Kabashnyuk

Field Summary

static int

LOG_DIR_COUNT

Constructor Summary

FileSystemTransactionLog(File srcFile, FSIndexTransactionService storage)
Constructor for recovery case.

FileSystemTransactionLog(Set<String> addedDocumentsUuids, Set<String> removedDocumentsUuids, FSIndexTransactionService storage)
Constructor for ordinary case.

Method Summary

Set<String>	getAddedList() Returns set of added uuid.
Set<String>	getRemovedList() Returns set of removed uuid.
void	load() Load transaction from storage.
void	log() Log transaction to storage.
void	removeLog() Remove logged transaction from storage.

Methods inherited from class java.lang.Object

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

Field Detail

LOG_DIR_COUNT

public static final int LOG_DIR_COUNT

See Also:

Constant Field Values

Constructor Detail

FileSystemTransactionLog

public FileSystemTransactionLog(File srcFile,
                                FSIndexTransactionService storage)
                         throws TransactionLogException

Constructor for recovery case.

Parameters:

srcFile - - source file.

storage - - transaction storage.

Throws:

TransactionLogException

FileSystemTransactionLog

public FileSystemTransactionLog(Set<String> addedDocumentsUuids,
                                Set<String> removedDocumentsUuids,
                                FSIndexTransactionService storage)

Constructor for ordinary case.

Parameters:

indexTransaction - - IndexTransaction

storage - - transaction storage.

rootDir - - Root directory file.

Method Detail

getAddedList

public Set<String> getAddedList()
                         throws TransactionLogException

Returns set of added uuid.

Specified by:

getAddedList in interface TransactionLog

Returns:

Set of added uuid.

Throws:

TransactionLogException

getRemovedList

public Set<String> getRemovedList()
                           throws TransactionLogException

Returns set of removed uuid.

Specified by:

getRemovedList in interface TransactionLog

Returns:

Set of removed uuid.

Throws:

TransactionLogException

load

public void load()
          throws TransactionLogException

Load transaction from storage.

Specified by:

load in interface TransactionLog

Throws:

TransactionLogException - - on load transaction log exception.

log

public void log()
         throws TransactionLogException

Log transaction to storage.

Specified by:

log in interface TransactionLog

Throws:

TransactionLogException - - on log transaction log exception.

removeLog

public void removeLog()
               throws TransactionLogException

Remove logged transaction from storage.

Specified by:

removeLog in interface TransactionLog

Throws:

TransactionLogException - - on remove transaction log exception.