org.spicefactory.pimento.metamodel.impl
Class TypeHierarchy

java.lang.Object
  org.spicefactory.pimento.metamodel.impl.MetamodelImpl
      org.spicefactory.pimento.metamodel.impl.TypeHierarchy

All Implemented Interfaces:

Externalizable, Metamodel

public class TypeHierarchy
extends MetamodelImpl

A type hierarchy represents the metamodel for a polymorphic association. In contrast to a regular metamodel instance it contains only the entity metamodel for entities that belong to a single type hierarchy.

Author:

Jens Halm

Constructor Summary

TypeHierarchy(Entity rootEntity)
Creates a new instance.

Method Summary

Entity	rootEntity() Returns the root entity of the type hierarchy.
void	writeExternal(DataOutput out) Saves the content of this object to the DataOutput instance.

Methods inherited from class org.spicefactory.pimento.metamodel.impl.MetamodelImpl

add, forClass, forHandle, getEntities, readExternal

Methods inherited from class java.lang.Object

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

Constructor Detail

TypeHierarchy

public TypeHierarchy(Entity rootEntity)

Creates a new instance.

Parameters:

rootEntity - the root entity of the type hierarchy

Method Detail

rootEntity

public Entity rootEntity()

Returns the root entity of the type hierarchy.

Returns:

the root entity of the type hierarchy

writeExternal

public void writeExternal(DataOutput out)

Description copied from interface: Externalizable

Saves the content of this object to the DataOutput instance.

Specified by:

writeExternal in interface Externalizable

Overrides:

writeExternal in class MetamodelImpl

Parameters:

out - the output to write to