org.apache.directory.mavibot.btree

Class PageReclaimer

java.lang.Object

org.apache.directory.mavibot.btree.PageReclaimer

public class PageReclaimer
extends java.lang.Object

A class used for reclaiming the copied pages.

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	LOG The LoggerFactory used by this class
private RecordManager	rm the record manager
private boolean	running a flag to detect the running state

Constructor Summary

Constructors

Constructor and Description
PageReclaimer(RecordManager rm) Creates a new instance of PageReclaimer.

Method Summary

Modifier and Type	Method and Description
private java.util.List<RevisionOffset>	getRevisions(java.lang.String name) gets a list of all the copied pages of a given B-Tree.
(package private) void	reclaim() relcaims the copied pages

Methods inherited from class java.lang.Object

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

Field Detail

rm

private RecordManager rm

the record manager

LOG

protected static final org.slf4j.Logger LOG

The LoggerFactory used by this class

running

private boolean running

a flag to detect the running state

Constructor Detail

PageReclaimer

public PageReclaimer(RecordManager rm)

Creates a new instance of PageReclaimer.

Parameters:

rm - the record manager

Method Detail

reclaim

void reclaim()

relcaims the copied pages

getRevisions

private java.util.List<RevisionOffset> getRevisions(java.lang.String name)
                                             throws java.lang.Exception

gets a list of all the copied pages of a given B-Tree.

Parameters:

name - the name of the B-Tree

Returns:

list of RevisionOffset

Throws:

java.lang.Exception