Module swim.db

Package swim.db

Class UTreeLeaf

java.lang.Object

swim.db.Page

swim.db.UTreePage

swim.db.UTreeLeaf

public final class UTreeLeaf
extends UTreePage

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	UTreeLeaf(UTreePageRef pageRef, long version, Value value)

Method Summary

Modifier and Type	Method	Description
int	arity()
void	buildDiff(Builder<Page,?> builder)
int	childCount()
UTreeLeaf	committed(int zone, long base, long version)
static UTreeLeaf	create(PageContext context, int stem, long version, int zone, long base, Value value)
static UTreeLeaf	create(PageContext context, int stem, long version, Value value)
Cursor<Value>	cursor()
int	diffSize()
static UTreeLeaf	empty(PageContext context, int stem, long version)
UTreeLeaf	evacuated(int post, long version)
static UTreeLeaf	fromValue(UTreePageRef pageRef, Value value)
Value	get()
UTreePage	getChild(int index)
UTreePageRef	getChildRef(int index)
boolean	isEmpty()
boolean	isLeaf()
UTreePage	loadTree(PageLoader pageLoader)
UTreePageRef	pageRef()
int	pageSize()
PageType	pageType()
void	soften(long version)
Value	toHeader()
String	toString()
Value	toValue()
long	treeSize()
UTreeLeaf	uncommitted(long version)
UTreePage	updated(Value newValue, long newVersion)
long	version()
void	writeDiff(Output<?> output)
void	writePage(Output<?> output)

Methods inherited from class swim.db.UTreePage

isUTreePage

Methods inherited from class swim.db.Page

base, fold, isBTreePage, isNode, isQTreePage, isSTreePage, pageContext, post, printTree, span, stem, toDebugString, zone

Methods inherited from class java.lang.Object

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

Constructor Details

UTreeLeaf

protected UTreeLeaf(UTreePageRef pageRef,
 long version,
 Value value)

Method Details

isLeaf

public boolean isLeaf()

Overrides:

isLeaf in class Page

pageRef

public UTreePageRef pageRef()

Specified by:

pageRef in class UTreePage

pageType

public PageType pageType()

Specified by:

pageType in class Page

version

public long version()

Specified by:

version in class Page

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in class Page

arity

public int arity()

Specified by:

arity in class Page

childCount

public int childCount()

Specified by:

childCount in class Page

getChildRef

public UTreePageRef getChildRef(int index)

Specified by:

getChildRef in class UTreePage

getChild

public UTreePage getChild(int index)

Specified by:

getChild in class UTreePage

get

public Value get()

Specified by:

get in class UTreePage

updated

public UTreePage updated(Value newValue,
 long newVersion)

Specified by:

updated in class UTreePage

pageSize

public int pageSize()

Overrides:

pageSize in class Page

diffSize

public int diffSize()

Overrides:

diffSize in class Page

treeSize

public long treeSize()

Overrides:

treeSize in class Page

toHeader

public Value toHeader()

Specified by:

toHeader in class Page

toValue

public Value toValue()

Specified by:

toValue in class Page

evacuated

public UTreeLeaf evacuated(int post,
 long version)

Specified by:

evacuated in class UTreePage

committed

public UTreeLeaf committed(int zone,
 long base,
 long version)

Specified by:

committed in class UTreePage

uncommitted

public UTreeLeaf uncommitted(long version)

Specified by:

uncommitted in class UTreePage

writePage

public void writePage(Output<?> output)

Specified by:

writePage in class Page

writeDiff

public void writeDiff(Output<?> output)

Specified by:

writeDiff in class Page

buildDiff

public void buildDiff(Builder<Page,?> builder)

Specified by:

buildDiff in class Page

loadTree

public UTreePage loadTree(PageLoader pageLoader)

Specified by:

loadTree in class UTreePage

soften

public void soften(long version)

Specified by:

soften in class Page

cursor

public Cursor<Value> cursor()

Specified by:

cursor in class UTreePage

toString

public String toString()

Overrides:

toString in class Object

create

public static UTreeLeaf create(PageContext context,
 int stem,
 long version,
 int zone,
 long base,
 Value value)

create

public static UTreeLeaf create(PageContext context,
 int stem,
 long version,
 Value value)

empty

public static UTreeLeaf empty(PageContext context,
 int stem,
 long version)

fromValue

public static UTreeLeaf fromValue(UTreePageRef pageRef,
 Value value)