act.db

Interface Model<ID_TYPE,MODEL_TYPE extends Model>

All Superinterfaces:

SimpleBean

All Known Subinterfaces:

AdaptiveRecord<ID_TYPE,MODEL_TYPE>

All Known Implementing Classes:

ModelBase, TimeTrackingModelBase

public interface Model<ID_TYPE,MODEL_TYPE extends Model>
extends SimpleBean

Nested Class Summary

Nested classes/interfaces inherited from interface act.util.SimpleBean

SimpleBean.ByteCodeEnhancer, SimpleBean.ByteCodeScanner, SimpleBean.MetaInfo, SimpleBean.MetaInfoManager

Method Summary

Modifier and Type	Method and Description
ID_TYPE	_id() Returns the ID (key) of this entity
MODEL_TYPE	_id(ID_TYPE id) Set the ID(key) to this entity.
boolean	_isNew() Returns true if the entity is just created in memory or been loaded from data storage

Method Detail

_id

ID_TYPE _id()

Returns the ID (key) of this entity

Returns:

the id

_id

MODEL_TYPE _id(ID_TYPE id)

Set the ID(key) to this entity. This method assume the entity is at empty state, i.e. there is no ID already assigned to this entity before calling this method. Otherwise the IllegalStateException will be thrown out

Parameters:

id - the ID to be set to this entity

Returns:

this entity itself

Throws:

IllegalStateException - if ID has already set on this entity

_isNew

boolean _isNew()

Returns true if the entity is just created in memory or been loaded from data storage