br.com.arsmachina.dao.hibernate
Class BaseHibernateDAO<T,K extends Serializable>

java.lang.Object
  br.com.arsmachina.dao.hibernate.BaseHibernateDAO<T,K>

Type Parameters:

T - the entity class related to this DAO.

K - the type of the field that represents the entity class' primary key.

Direct Known Subclasses:

ReadableDAOImpl, WriteableDAOImpl

public class BaseHibernateDAO<T,K extends Serializable>
extends Object

Superclass of both ReadableDAOImpl and WriteableDAOImpl.

Author:

Thiago H. de Paula Figueiredo

Constructor Summary

BaseHibernateDAO(Class<T> clasz, org.hibernate.SessionFactory sessionFactory)
Constructor that takes a Class and a SessionFactory.

BaseHibernateDAO(org.hibernate.SessionFactory sessionFactory)
Constructor that takes a Class and a SessionFactory.

Method Summary

protected org.hibernate.metadata.ClassMetadata	getClassMetadata() Returns the ClassMetadata for the corresponding entity class.
protected Class<T>	getEntityClass() Returns the entity class handled by this DAO.
protected String	getPrimaryKeyPropertyName() Returns the name of the id property.
protected org.hibernate.classic.Session	getSession() Returns a Session.
protected org.hibernate.SessionFactory	getSessionFactory() Returns this DAO's SessionFactory.

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseHibernateDAO

public BaseHibernateDAO(org.hibernate.SessionFactory sessionFactory)

Constructor that takes a Class and a SessionFactory.

Parameters:

clasz - a Class.

sessionFactory - a SessionFactory. It cannot be null.

BaseHibernateDAO

public BaseHibernateDAO(Class<T> clasz,
                        org.hibernate.SessionFactory sessionFactory)

Constructor that takes a Class and a SessionFactory.

Parameters:

clasz - a Class.

sessionFactory - a SessionFactory. It cannot be null.

Method Detail

getEntityClass

protected final Class<T> getEntityClass()

Returns the entity class handled by this DAO.

Returns:

a Class.

getSession

protected org.hibernate.classic.Session getSession()

Returns a Session. This implementation returns SessionFactory.getCurrentSession() and can be overriden if needed.

Returns:

a Session.

getSessionFactory

protected final org.hibernate.SessionFactory getSessionFactory()

Returns this DAO's SessionFactory.

Returns:

a SessionFactory.

getClassMetadata

protected final org.hibernate.metadata.ClassMetadata getClassMetadata()

Returns the ClassMetadata for the corresponding entity class.

Returns:

a ClassMetadata.

getPrimaryKeyPropertyName

protected String getPrimaryKeyPropertyName()

Returns the name of the id property.

Returns:

a String.