org.erights.e.elib.tables
Class EmptyTwine

java.lang.Object
  |
  +--org.erights.e.elib.tables.EList
        |
        +--org.erights.e.elib.tables.ConstList
              |
              +--org.erights.e.elib.tables.Twine
                    |
                    +--org.erights.e.elib.tables.EmptyTwine

All Implemented Interfaces:

DeepPassByCopy, EPrintable, Guard, Iteratable, Marker, PassByConstruction, Persistent, Selfless, Serializable, SlotGuard, ValueGuard

public class EmptyTwine

extends Twine

Untamed: The canonical empty Twine.

The EmptyTwine is always bare.

Author:

Mark S. Miller

See Also:

Serialized Form

Field Summary

(package private) static long	serialVersionUID
static Twine	THE_ONE Enabled: The canonical instance
private static Object[]	TheSpreadUncall

Fields inherited from class org.erights.e.elib.tables.Twine

Fields inherited from class org.erights.e.elib.tables.ConstList

EmptyList

Fields inherited from interface org.erights.e.elib.serial.DeepPassByCopy

HONORARY, HONORED_NAMES

Fields inherited from interface org.erights.e.elib.serial.Persistent

HONORARY, HONORED_NAMES

Constructor Summary

private

EmptyTwine()

Method Summary

Object[]	__optUncall() Enabled: Bare Twine is atomic (representable by a literal expression), and therefore, even though it's transparent, returns null.
void	__printOn(TextWriter out) Enabled:
String	bare() Enabled:
char	charAt(int index) Enabled:
SourceSpan	getOptSpan() Enabled:
ConstList	getParts() Enabled:
Object[]	getSpreadUncall() Enabled: '__makeTwine fromString("")'
(package private) Twine	infectOneToOne(String str)
boolean	isBare() Enabled:
ConstList	run(int start, int bound) Enabled:
int	size() Enabled:

Methods inherited from class org.erights.e.elib.tables.Twine

add, asFrom, asFrom, canonical, compareTo, compareToIgnoreCase, endsWith, equalsIgnoreCase, fromChars, fromParts, fromString, fromString, get, getBytes, getBytes, getPartAt, getSourceMap, GetTwineMaker, indexOf, indexOf, infect, infect, lastIndexOf, lastIndexOf, lastStartOf, multiply, quote, replaceAll, rjoin, run, split, startOf, startsWith, startsWith, toLowerCase, toString, toUpperCase, trim, valueType

Methods inherited from class org.erights.e.elib.tables.ConstList

accepts, and, butNot, coerce, coerce, compareTo, fromArray, fromArray, get, GetMaker, getName, makeSlot, makeSlot, match, not, or, readOnly, snapshot, xor

Methods inherited from class org.erights.e.elib.tables.EList

asKeys, asMap, asSet, contains, diverge, diverge, getArray, getArray, getArray, includes, indexOf1, indexOf1, iterate, last, lastIndexOf1, lastIndexOf1, lastStartOf, printOn, sort, sort, startOf, with, with

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

static final long serialVersionUID

THE_ONE

public static final Twine THE_ONE

Enabled: The canonical instance

TheSpreadUncall

private static final Object[] TheSpreadUncall

Constructor Detail

EmptyTwine

private EmptyTwine()

Method Detail

getSpreadUncall

public Object[] getSpreadUncall()

Enabled: '__makeTwine fromString("")'

__optUncall

public Object[] __optUncall()

Enabled: Bare Twine is atomic (representable by a literal expression), and therefore, even though it's transparent, returns null.

Overrides:

__optUncall in class ConstList

charAt

public char charAt(int index)
            throws IndexOutOfBoundsException

Enabled:

Specified by:

charAt in class Twine

IndexOutOfBoundsException

See Also:

String.charAt(int)

size

public int size()

Enabled:

Specified by:

size in class EList

bare

public String bare()

Enabled:

Specified by:

bare in class Twine

isBare

public boolean isBare()

Enabled:

Specified by:

isBare in class Twine

run

public ConstList run(int start,
                     int bound)

Enabled:

Specified by:

run in class Twine

getParts

public ConstList getParts()

Enabled:

Specified by:

getParts in class Twine

getOptSpan

public SourceSpan getOptSpan()

Enabled:

Specified by:

getOptSpan in class Twine

infectOneToOne

Twine infectOneToOne(String str)

Specified by:

infectOneToOne in class Twine

__printOn

public void __printOn(TextWriter out)
               throws IOException

Enabled:

Specified by:

__printOn in interface EPrintable

Overrides:

__printOn in class ConstList

IOException