Module swim.db

Package swim.db

Class Page

java.lang.Object

swim.db.Page

Direct Known Subclasses:

BTreePage, QTreePage, STreePage, UTreePage

public abstract class Page
extends Object

Method Summary

Modifier and Type	Method	Description
abstract int	arity()
long	base()
abstract void	buildDiff(swim.util.Builder<Page,?> builder)
abstract int	childCount()
abstract Page	committed(int zone, long base, long version)
abstract swim.util.Cursor<? extends Object>	cursor()
int	diffSize()
abstract Page	evacuated(int zone, long version)
swim.structure.Value	fold()
abstract Page	getChild(int index)
abstract PageRef	getChildRef(int index)
boolean	isBTreePage()
abstract boolean	isEmpty()
boolean	isLeaf()
boolean	isNode()
boolean	isQTreePage()
boolean	isSTreePage()
boolean	isUTreePage()
abstract Page	loadTree(PageLoader pageLoader)
PageContext	pageContext()
abstract PageRef	pageRef()
int	pageSize()
abstract PageType	pageType()
int	post()
void	printTree()
abstract void	soften(long version)
long	span()
int	stem()
String	toDebugString()
abstract swim.structure.Value	toHeader()
abstract swim.structure.Value	toValue()
long	treeSize()
abstract Page	uncommitted(long version)
abstract long	version()
abstract void	writeDiff(swim.codec.Output<?> output)
abstract void	writePage(swim.codec.Output<?> output)
int	zone()

Methods inherited from class java.lang.Object

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

Method Details

isBTreePage

public boolean isBTreePage()

isQTreePage

public boolean isQTreePage()

isSTreePage

public boolean isSTreePage()

isUTreePage

public boolean isUTreePage()

isNode

public boolean isNode()

isLeaf

public boolean isLeaf()

pageRef

public abstract PageRef pageRef()

pageContext

public PageContext pageContext()

pageType

public abstract PageType pageType()

version

public abstract long version()

stem

public int stem()

post

public int post()

zone

public int zone()

base

public long base()

span

public long span()

fold

public swim.structure.Value fold()

isEmpty

public abstract boolean isEmpty()

arity

public abstract int arity()

childCount

public abstract int childCount()

getChildRef

public abstract PageRef getChildRef(int index)

getChild

public abstract Page getChild(int index)

pageSize

public int pageSize()

diffSize

public int diffSize()

treeSize

public long treeSize()

toHeader

public abstract swim.structure.Value toHeader()

toValue

public abstract swim.structure.Value toValue()

evacuated

public abstract Page evacuated(int zone,
 long version)

committed

public abstract Page committed(int zone,
 long base,
 long version)

uncommitted

public abstract Page uncommitted(long version)

writePage

public abstract void writePage(swim.codec.Output<?> output)

writeDiff

public abstract void writeDiff(swim.codec.Output<?> output)

buildDiff

public abstract void buildDiff(swim.util.Builder<Page,?> builder)

loadTree

public abstract Page loadTree(PageLoader pageLoader)

soften

public abstract void soften(long version)

cursor

public abstract swim.util.Cursor<? extends Object> cursor()

printTree

public void printTree()

toDebugString

public String toDebugString()