com.googlecode.objectify.impl.translate

Class PropertyValueNodeTranslator<T>

java.lang.Object

com.googlecode.objectify.impl.translate.AbstractTranslator<T>

com.googlecode.objectify.impl.translate.PropertyValueNodeTranslator<T>

All Implemented Interfaces:

Translator<T>

Direct Known Subclasses:

ValueTranslator

public abstract class PropertyValueNodeTranslator<T>
extends AbstractTranslator<T>

Helper which expects a property value in the data structure and throws an exception if one is not found. Also handles null checking.

Author:

Jeff Schnitzer

Constructor Summary

Constructors

Constructor and Description
PropertyValueNodeTranslator()

Method Summary

Methods

Modifier and Type	Method and Description
T	loadAbstract(Node node, LoadContext ctx) Implement loading
protected abstract T	loadPropertyValue(Node node, LoadContext ctx) Implement this knowing that we have a proper property value node with a non-null value
Node	saveAbstract(T pojo, Path path, boolean index, SaveContext ctx) Implement saving
protected abstract Node	savePropertyValue(T pojo, Path path, boolean index, SaveContext ctx) Implement this, returning a property value node.

Methods inherited from class com.googlecode.objectify.impl.translate.AbstractTranslator

load, save

Methods inherited from class java.lang.Object

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

Constructor Detail

PropertyValueNodeTranslator

public PropertyValueNodeTranslator()

Method Detail

loadAbstract

public final T loadAbstract(Node node,
             LoadContext ctx)

Description copied from class: AbstractTranslator

Implement loading

Specified by:

loadAbstract in class AbstractTranslator<T>

saveAbstract

public final Node saveAbstract(T pojo,
                Path path,
                boolean index,
                SaveContext ctx)

Description copied from class: AbstractTranslator

Implement saving

Specified by:

saveAbstract in class AbstractTranslator<T>

loadPropertyValue

protected abstract T loadPropertyValue(Node node,
                  LoadContext ctx)

Implement this knowing that we have a proper property value node with a non-null value

Parameters:

node - will have a property value and will never be null

savePropertyValue

protected abstract Node savePropertyValue(T pojo,
                     Path path,
                     boolean index,
                     SaveContext ctx)

Implement this, returning a property value node.

Parameters:

pojo - will never be null