org.h2.mvstore

类 CursorPos<K,V>

java.lang.Object

org.h2.mvstore.CursorPos<K,V>

public final class CursorPos<K,V>
extends Object

A position in a cursor. Instance represents a node in the linked list, which traces path from a specific (target) key within a leaf node all the way up to te root (bottom up path).

字段概要

字段

限定符和类型	字段和说明
int	index Index of the key (within page above) used to go down to a lower level in case of intermediate nodes, or index of the target key for leaf a node.
Page<K,V>	page The page at the current level.
CursorPos<K,V>	parent Next node in the linked list, representing the position within parent level, or null, if we are at the root level already.

构造器概要

构造器

构造器和说明
CursorPos(Page<K,V> page, int index, CursorPos<K,V> parent)

方法概要

限定符和类型	方法和说明
String	toString()

从类继承的方法 java.lang.Object

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

字段详细资料

page

public Page<K,V> page

The page at the current level.

index

public int index

Index of the key (within page above) used to go down to a lower level in case of intermediate nodes, or index of the target key for leaf a node. In a later case, it could be negative, if the key is not present.

parent

public CursorPos<K,V> parent

Next node in the linked list, representing the position within parent level, or null, if we are at the root level already.

构造器详细资料

CursorPos

public CursorPos(Page<K,V> page,
                 int index,
                 CursorPos<K,V> parent)

方法详细资料

toString

public String toString()

覆盖:

toString 在类中 Object