net.sf.joafip.store.service.garbage.recordmgr

Class ToGarbageRecordManager

java.lang.Object

net.sf.joafip.store.service.garbage.recordmgr.ToGarbageRecordManager

@NotStorableClass
public class ToGarbageRecordManager
extends Object

manage to garbage record in file

Author:

luc peuvrier

Constructor Summary

Constructors

Constructor and Description
ToGarbageRecordManager(StoreHeader storeHeader, HeapRecordableManager heapRecordableManager, HelperBinaryConversion helperBinaryConversion)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	addToGarbage(DataRecordIdentifier dataRecordIdentifier) add a data record identifier to garbage to the list ( sorted red black tree )
boolean	containsToGarbage(DataRecordIdentifier dataRecordIdentifier)
void	getAllDataRecordIdentifiers(Set<DataRecordIdentifier> setToUpdate)
int	getNumberOfToGarbage() get number of to garbage in the list
List<DataRecordIdentifierRBTNode>	getToGarbage() for test purpose only
boolean	isEmpty()
DataRecordIdentifier	pollFirstToGarbage() Retrieves and removes the first to garbage record identifier
boolean	removeToGarbage(DataRecordIdentifier dataRecordIdentifier) remove a data record identifier of to garbage from the list if exist.

Methods inherited from class java.lang.Object

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

Constructor Detail

ToGarbageRecordManager

public ToGarbageRecordManager(StoreHeader storeHeader,
                      HeapRecordableManager heapRecordableManager,
                      HelperBinaryConversion helperBinaryConversion)

Method Detail

addToGarbage

public boolean addToGarbage(DataRecordIdentifier dataRecordIdentifier)
                     throws GarbageException

add a data record identifier to garbage to the list ( sorted red black tree )

Parameters:

dataRecordIdentifier - data record identifier of to garbage

Throws:

GarbageException

removeToGarbage

public boolean removeToGarbage(DataRecordIdentifier dataRecordIdentifier)
                        throws GarbageException

remove a data record identifier of to garbage from the list if exist.

Parameters:

dataRecordIdentifier - data record identifier for to garbage to remove if exist

Returns:

true if removed

Throws:

GarbageException

pollFirstToGarbage

public DataRecordIdentifier pollFirstToGarbage()
                                        throws GarbageException

Retrieves and removes the first to garbage record identifier

Returns:

the first to garbage record identifier, null if none ( empty to garbage tree)

Throws:

GarbageException

getNumberOfToGarbage

public int getNumberOfToGarbage()
                         throws GarbageException

get number of to garbage in the list

Returns:

number of to garbage

Throws:

GarbageException

isEmpty

public boolean isEmpty()
                throws GarbageException

Returns:

true if to garbage list is empty

Throws:

GarbageException

containsToGarbage

public boolean containsToGarbage(DataRecordIdentifier dataRecordIdentifier)
                          throws GarbageException

Parameters:

dataRecordIdentifier -

Returns:

Throws:

GarbageException

getToGarbage

@Fortest
public List<DataRecordIdentifierRBTNode> getToGarbage()
                                               throws GarbageException

for test purpose only

Returns:

list of to garbage

Throws:

GarbageException

getAllDataRecordIdentifiers

public void getAllDataRecordIdentifiers(Set<DataRecordIdentifier> setToUpdate)
                                 throws GarbageException

Throws:

GarbageException