io.requery.converter

Class EnumOrdinalConverter<E extends Enum>

java.lang.Object

io.requery.converter.EnumOrdinalConverter<E>

Type Parameters:

E - type of enum

All Implemented Interfaces:

Converter<E,Integer>

public class EnumOrdinalConverter<E extends Enum>
extends Object
implements Converter<E,Integer>

Converter which persists an Enum using its Enum.ordinal representation.

Constructor Summary

Constructors

Constructor and Description
EnumOrdinalConverter(Class<E> enumClass)

Method Summary

Modifier and Type	Method and Description
E	convertToMapped(Class<? extends E> type, Integer value) Convert the persisted type B to the mapped type A.
Integer	convertToPersisted(E value) Convert the mapped type A to the persisted type B.
Class<E>	getMappedType()
Integer	getPersistedSize()
Class<Integer>	getPersistedType()

Methods inherited from class java.lang.Object

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

Constructor Detail

EnumOrdinalConverter

public EnumOrdinalConverter(Class<E> enumClass)

Method Detail

getMappedType

public Class<E> getMappedType()

Specified by:

getMappedType in interface Converter<E extends Enum,Integer>

Returns:

the type to be converted.

getPersistedType

public Class<Integer> getPersistedType()

Specified by:

getPersistedType in interface Converter<E extends Enum,Integer>

Returns:

the persisted type.

getPersistedSize

public Integer getPersistedSize()

Specified by:

getPersistedSize in interface Converter<E extends Enum,Integer>

Returns:

size or length of the persisted type (optional) in bytes otherwise return null.

convertToPersisted

public Integer convertToPersisted(E value)

Description copied from interface: Converter

Convert the mapped type A to the persisted type B.

Specified by:

convertToPersisted in interface Converter<E extends Enum,Integer>

Parameters:

value - to convert

Returns:

converted value

convertToMapped

public E convertToMapped(Class<? extends E> type,
                         Integer value)

Description copied from interface: Converter

Convert the persisted type B to the mapped type A.

Specified by:

convertToMapped in interface Converter<E extends Enum,Integer>

Parameters:

type - the type to convert

value - value to convert

Returns:

converted value