com.googlecode.objectify.impl.translate

Class ValueTranslatorFactory<P,D>

java.lang.Object

com.googlecode.objectify.impl.translate.ValueTranslatorFactory<P,D>

All Implemented Interfaces:

TranslatorFactory<P,D>

Direct Known Subclasses:

BigDecimalLongTranslatorFactory, BigMoneyStringTranslatorFactory, ByteArrayTranslatorFactory, DateTimeZoneTranslatorFactory, EnumTranslatorFactory, KeyTranslatorFactory, MoneyStringTranslatorFactory, ReadableInstantTranslatorFactory, ReadablePartialTranslatorFactory, RefTranslatorFactory, SqlDateTranslatorFactory, StringTranslatorFactory, TextTranslatorFactory, TimeZoneTranslatorFactory, URLTranslatorFactory

public abstract class ValueTranslatorFactory<P,D>
extends Object
implements TranslatorFactory<P,D>

Provides a little boilerplate for translators that work on simple atomic types.

Author:

Jeff Schnitzer

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ValueTranslatorFactory(Class<? extends P> pojoType)

Method Summary

Modifier and Type	Method and Description
Translator<P,D>	create(TypeKey<P> tk, CreateContext ctx, Path path) Create a translator for a type.
protected abstract ValueTranslator<P,D>	createValueTranslator(TypeKey<P> tk, CreateContext ctx, Path path) Create a translator, knowing that we have the appropriate type.

Methods inherited from class java.lang.Object

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

Constructor Detail

ValueTranslatorFactory

protected ValueTranslatorFactory(Class<? extends P> pojoType)

Method Detail

create

public final Translator<P,D> create(TypeKey<P> tk,
                                    CreateContext ctx,
                                    Path path)

Description copied from interface: TranslatorFactory

Create a translator for a type.

Specified by:

create in interface TranslatorFactory<P,D>

Parameters:

tk - defines the type which is to be translated

path - is where this type was discovered, important for logging and exceptions

Returns:

null if this factory does not know how to deal with that situation.

createValueTranslator

protected abstract ValueTranslator<P,D> createValueTranslator(TypeKey<P> tk,
                                                              CreateContext ctx,
                                                              Path path)

Create a translator, knowing that we have the appropriate type. You don't need to check for type matching.

Parameters:

tk - type is guaranteed to erase to something assignable to Class