Developing Model-to-Model Transformations - Eclipse Modeling Project: A Domain-Specific Language Toolkit - page 268

/**
* Recursively map each color model package to Java package,
* mapping each Archetype to its respective EJB type.
*/
mapping oocore::Package::toPackage() : java::JavaPackage {
name := self .name;
eClassifiers += self .contents[MomentInterval]. map toEntity();
eClassifiers += self .contents[MIDetail]. map toEntity();
eClassifiers += self .contents[Role]. map toStateful();
eClassifiers += self .contents[Party]. map toEntity();
eClassifiers += self .contents[Place]. map toEntity();
eClassifiers += self .contents[Thing]. map toEntity();
eClassifiers += self .contents[Description]. map toEntity();
eSubpackages += self .contents[Package]. map toPackage();

}

/**
* A mapping from an Archetype to a Java class that
* is interited by each of the EJB mapping classes.
*/
mapping dnc::Archetype::toClass() : java::JavaClass {
name := self .name;
fields += self .features[Attribute]. map toField( result );
methods += self .features[Operation]. map toMethod();

}

/**
* A mapping to add obligatory Serializable implements clause
* to each EJB class.
*/
mapping dnc::Archetype::toSerializableClass() : java::JavaClass {
implementsInterfaces += 'java.io.Serializable'. map toClass();

}

/**
* Map an Archetype to a @Stateful session bean, inheriting basic
* class and Serializable features.
*/
mapping dnc::Archetype::toStateful() : java::JavaClass
inherits dnc::Archetype::toClass
merges dnc::Archetype::toSerializableClass {

eAnnotations += toAnnotation('description', self .description, null );
eAnnotations += toAnnotation('annotation', '@Stateful', null );
classImport += 'javax.ejb.Stateful'. map toClass();

}

/**
* Map an Archetype to an @Entity bean, inheriting basic
* class and Serializable features.
*/
mapping dnc::Archetype::toEntity() : java::JavaClass
inherits dnc::Archetype::toClass
merges dnc::Archetype::toSerializableClass {