org.apache.directory.mavibot.btree

Class PageHolder<K,V>

java.lang.Object

org.apache.directory.mavibot.btree.PageHolder<K,V>

Type Parameters:

K - The type of the BTree key

V - The type of the BTree value

Direct Known Subclasses:

PersistedPageHolder

class PageHolder<K,V>
extends java.lang.Object

A Page holder. It stores the page and provide a way to access it.

Field Summary

Fields

Modifier and Type	Field and Description
protected BTree<K,V>	btree The BTree
private Page<K,V>	page The stored page

Constructor Summary

Constructors

Constructor and Description
PageHolder(BTree<K,V> btree, Page<K,V> page) Create a new holder storing an offset and a SoftReference containing the element.

Method Summary

Modifier and Type	Method and Description
(package private) Page<K,V>	getValue()

Methods inherited from class java.lang.Object

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

Field Detail

btree

protected BTree<K,V> btree

The BTree

page

private Page<K,V> page

The stored page

Constructor Detail

PageHolder

PageHolder(BTree<K,V> btree,
           Page<K,V> page)

Create a new holder storing an offset and a SoftReference containing the element.

Parameters:

btree - The associated BTree

page - The element to store into a SoftReference

Method Detail

getValue

Page<K,V> getValue()

Returns:

the stored page