org.hibernate.tuple

Interface Instantiator

All Superinterfaces:
Serializable
Known Implementing Classes:
Dom4jInstantiator, DynamicMapInstantiator, PojoInstantiator

public interface Instantiator
extends Serializable

Contract for implementors responsible for instantiating entity/component instances.
Author:
Steve Ebersole

Method Summary

Object
instantiate()
Perform the requested instantiation.
Object
instantiate(Serializable id)
Perform the requested entity instantiation.
boolean
isInstance(Object object)
Performs check to see if the given object is an instance of the entity or component which this Instantiator instantiates.

Method Details

instantiate

public Object instantiate()
Perform the requested instantiation.
Returns:
The instantiated data structure.

instantiate

public Object instantiate(Serializable id)
Perform the requested entity instantiation.

This form is never called for component instantiation, only entity instantiation.

Parameters:
id - The id of the entity to be instantiated.
Returns:
An appropriately instantiated entity.

isInstance

public boolean isInstance(Object object)
Performs check to see if the given object is an instance of the entity or component which this Instantiator instantiates.
Parameters:
object - The object to be checked.
Returns:
True is the object does respresent an instance of the underlying entity/component.