Class EnumMapper

java.lang.Object

jnr.ffi.util.EnumMapper

public final class EnumMapper
extends Object

Provides mapping from Enum values to native integers and vice-versa

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	EnumMapper.IntegerEnum
private static final class	EnumMapper.StaticDataHolder

Field Summary

Fields

Modifier and Type	Field	Description
private final Class<? extends Enum>	enumClass
private final int[]	intValues
private final Map<Number,Enum>	reverseLookupMap

Constructor Summary

Constructors

Modifier	Constructor	Description
private	EnumMapper(Class<? extends Enum> enumClass)

Method Summary

Modifier and Type	Method	Description
private static EnumMapper	addMapper(Class<? extends Enum> enumClass)
private Enum	badValue(int value)
static EnumMapper	getInstance(Class<? extends Enum> enumClass)
private static Method	getNumberValueMethod(Class c, Class numberClass)
final Integer	integerValue(Enum value)
final int	intValue(Enum value)
private static Number	reflectedNumberValue(Enum e, Method m)
private Enum	reverseLookup(int value)
Enum	valueOf(int value)

Methods inherited from class Object

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

Field Details

enumClass

private final Class<? extends Enum> enumClass

intValues

private final int[] intValues

reverseLookupMap

private final Map<Number,Enum> reverseLookupMap

Constructor Details

EnumMapper

private EnumMapper(Class<? extends Enum> enumClass)

Method Details

getInstance

public static EnumMapper getInstance(Class<? extends Enum> enumClass)

addMapper

private static EnumMapper addMapper(Class<? extends Enum> enumClass)

getNumberValueMethod

private static Method getNumberValueMethod(Class c,
 Class numberClass)

reflectedNumberValue

private static Number reflectedNumberValue(Enum e,
 Method m)

integerValue

public final Integer integerValue(Enum value)

intValue

public final int intValue(Enum value)

valueOf

public Enum valueOf(int value)

reverseLookup

private Enum reverseLookup(int value)

badValue

private Enum badValue(int value)