org.turro.jpa.DaoFactory Class Reference

Inheritance diagram for org.turro.jpa.DaoFactory:

Collaboration diagram for org.turro.jpa.DaoFactory:

Public Member Functions
EntityManager	createEntityManager (String pu, String conf)
synchronized EntityManager	createCachedEntityManager (String pu, String conf)
EntityManagerFactory	getEmf ()
void	close ()
void	closeElephant ()

Detailed Description

Author

Lluis Turró Cutiller lluis.nosp@m.@tur.nosp@m.ro.or.nosp@m.g

Definition at line 43 of file DaoFactory.java.

Member Function Documentation

close()

void org.turro.jpa.DaoFactory.close

(

)

Definition at line 145 of file DaoFactory.java.

                      {
    if(emf != null) emf.close();
  }

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closeElephant()

void org.turro.jpa.DaoFactory.closeElephant

(

)

Implements org.turro.action.IElephantCloseable.

Definition at line 150 of file DaoFactory.java.

                              {
    close();
    cachedEMs.values().forEach((em) -> {
      em.close();
    });
  }

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createCachedEntityManager()

synchronized EntityManager org.turro.jpa.DaoFactory.createCachedEntityManager	(	String	pu,
		String	conf
	)

Definition at line 64 of file DaoFactory.java.

                                                                                      {
    EntityManager cachedEM = cachedEMs.get(pu);
    Long lastAccess = lastAccessEMs.get(pu);
    Long time = new Date().getTime();
    if(lastAccess == null) lastAccess = time;
    EntityManagerFactory factory = getFactory(pu, conf);
    if(factory != null) {
      if(cachedEM == null || !(cachedEM.isOpen())) {
        cachedEM = factory.createEntityManager();
      } else if(time > lastAccess + CLEAR_CACHE) {
        cachedEM.clear();
      } else if(time > lastAccess + CLOSE_CACHE) {
        try {
          cachedEM.close();
        } finally {
          cachedEM = factory.createEntityManager();
        }
      }
      lastAccessEMs.put(pu, time);
      cachedEMs.put(pu, cachedEM);
      return cachedEM;
    }
    return null;
  }

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createEntityManager()

EntityManager org.turro.jpa.DaoFactory.createEntityManager	(	String	pu,
		String	conf
	)

Definition at line 54 of file DaoFactory.java.

                                                                   {
    EntityManagerFactory factory = getFactory(pu, conf);
    if(factory != null) {
      return factory.createEntityManager();
    }
    return null;
  }

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getEmf()

EntityManagerFactory org.turro.jpa.DaoFactory.getEmf

(

)

Definition at line 89 of file DaoFactory.java.

                                       {
    return emf;
  }

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The documentation for this class was generated from the following file:

• DaoFactory.java