Package jnr.constants.platform

Class ConstantResolver<E extends Enum<E>>

java.lang.Object

jnr.constants.platform.ConstantResolver<E>

class ConstantResolver<E extends Enum<E>>
extends Object

Provides forward and reverse lookup utilities to cross-platform enums

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static final class	ConstantResolver.UnknownConstant

Field Summary

Fields

Modifier and Type	Field	Description
static final String	__UNKNOWN_CONSTANT__
private final boolean	bitmask
private Constant[]	cache
private int	cacheGuard
private ConstantSet	constants
private final Class<E>	enumType
private final Object	modLock
private final AtomicLong	nextUnknown
private final Map<Long,E>	reverseLookupMap
private E[]	valueCache

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ConstantResolver(Class<E> enumType)
private	ConstantResolver(Class<E> enumType, int firstUnknown, int lastUnknown, boolean bitmask)

Method Summary

Modifier and Type	Method	Description
(package private) final boolean	defined(E e)
(package private) final String	description(E e)
(package private) static <T extends Enum<T>> ConstantResolver<T>	getBitmaskResolver(Class<T> enumType)
private Constant	getConstant(E e)
private ConstantSet	getConstants()
(package private) static <T extends Enum<T>> ConstantResolver<T>	getResolver(Class<T> enumType)
(package private) static <T extends Enum<T>> ConstantResolver<T>	getResolver(Class<T> enumType, int first, int last)
(package private) final int	intValue(E e)
(package private) final long	longValue(E e)
private Constant	lookupAndCacheConstant(E e)
(package private) final E	valueOf(long value)

Methods inherited from class java.lang.Object

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

Field Details

__UNKNOWN_CONSTANT__

public static final String __UNKNOWN_CONSTANT__

See Also:

• Constant Field Values

modLock

private final Object modLock

enumType

private final Class<E extends Enum<E>> enumType

reverseLookupMap

private final Map<Long,E extends Enum<E>> reverseLookupMap

nextUnknown

private final AtomicLong nextUnknown

bitmask

private final boolean bitmask

cache

private Constant[] cache

valueCache

private volatile E extends Enum<E>[] valueCache

cacheGuard

private volatile int cacheGuard

constants

private volatile ConstantSet constants

Constructor Details

ConstantResolver

private ConstantResolver(Class<E> enumType)

ConstantResolver

private ConstantResolver(Class<E> enumType,
 int firstUnknown,
 int lastUnknown,
 boolean bitmask)

Method Details

getResolver

static <T extends Enum<T>> ConstantResolver<T> getResolver(Class<T> enumType)

getResolver

static <T extends Enum<T>> ConstantResolver<T> getResolver(Class<T> enumType,
 int first,
 int last)

getBitmaskResolver

static <T extends Enum<T>> ConstantResolver<T> getBitmaskResolver(Class<T> enumType)

getConstant

private Constant getConstant(E e)

lookupAndCacheConstant

private Constant lookupAndCacheConstant(E e)

intValue

final int intValue(E e)

longValue

final long longValue(E e)

description

final String description(E e)

defined

final boolean defined(E e)

valueOf

final E valueOf(long value)

getConstants

private ConstantSet getConstants()