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Instantiator (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档

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org.hibernate.tuple
Interface Instantiator

All Superinterfaces:

Serializable

All Known Implementing Classes:

Dom4jInstantiator, DynamicMapInstantiator, PojoInstantiator

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public interface Instantiator

extends Serializable

Contract for implementors responsible for instantiating entity/component instances.

Author:

Steve Ebersole

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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 Detail

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.

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instantiate

public Object instantiate()

Perform the requested instantiation.

Returns:

The instantiated data structure.

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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.

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