jdbm.btree

Class BTree.EmptyBrowser

java.lang.Object

jdbm.helper.TupleBrowser

jdbm.btree.BTree.EmptyBrowser

Enclosing class:

BTree

static class BTree.EmptyBrowser
extends TupleBrowser

PRIVATE INNER CLASS Browser returning no element.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static TupleBrowser	INSTANCE

Constructor Summary

Constructors

Constructor and Description
BTree.EmptyBrowser()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	getNext(Tuple tuple) Get the next tuple.
boolean	getPrevious(Tuple tuple) Get the previous tuple.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

static TupleBrowser INSTANCE

Constructor Detail

BTree.EmptyBrowser

BTree.EmptyBrowser()

Method Detail

getNext

public boolean getNext(Tuple tuple)

Description copied from class: TupleBrowser

Get the next tuple.

Specified by:

getNext in class TupleBrowser

Parameters:

tuple - Tuple into which values are copied.

Returns:

True if values have been copied in tuple, or false if there is no next tuple.

getPrevious

public boolean getPrevious(Tuple tuple)

Description copied from class: TupleBrowser

Get the previous tuple.

Specified by:

getPrevious in class TupleBrowser

Parameters:

tuple - Tuple into which values are copied.

Returns:

True if values have been copied in tuple, or false if there is no previous tuple.