net.sf.joafip.btreeplus.entity

Class AbstractElement

java.lang.Object

net.sf.joafip.btreeplus.entity.AbstractElement

All Implemented Interfaces:

IPageRecordable, IStateStored

Direct Known Subclasses:

AbstractNodePage, DataBlockPage, FreePage

@NotStorableClass
public abstract class AbstractElement
extends Object
implements IPageRecordable

Author:

luc peuvrier

Constructor Summary

Constructors

Constructor and Description
AbstractElement()

Method Summary

Methods

Modifier and Type	Method and Description
IPageRecord	getPageRecord()
long	getPositionInFile()
long	getPreviousRecordPositionInFile()
void	setPageRecord(IPageRecord pageRecord)
void	setValueIsChangedValueToSave()
void	setValueIsNotChanged()

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sf.joafip.btreeplus.entity.IPageRecordable

getByteSize, getInParentIndex, getNumberOfPage, getParentPage, getRecordType, setParentPage, updateByteSize

Constructor Detail

AbstractElement

public AbstractElement()

Method Detail

setPageRecord

public void setPageRecord(IPageRecord pageRecord)

Specified by:

setPageRecord in interface IPageRecordable

getPageRecord

public IPageRecord getPageRecord()

Specified by:

getPageRecord in interface IPageRecordable

setValueIsChangedValueToSave

public void setValueIsChangedValueToSave()
                                  throws HeapException

Specified by:

setValueIsChangedValueToSave in interface IStateStored

Throws:

HeapException

setValueIsNotChanged

public void setValueIsNotChanged()

Specified by:

setValueIsNotChanged in interface IStateStored

getPositionInFile

public long getPositionInFile()

getPreviousRecordPositionInFile

public long getPreviousRecordPositionInFile()
                                     throws HeapException

Throws:

HeapException