Liran Zelkha has posted comments on this change.

Change subject: core: Add JPA Java infrastructure
......................................................................


Patch Set 20:

(3 comments)

http://gerrit.ovirt.org/#/c/33835/20//COMMIT_MSG
Commit Message:

Line 3: AuthorDate: 2014-10-06 11:30:27 +0300
Line 4: Commit:     lzel...@redhat.com <lzel...@redhat.com>
Line 5: CommitDate: 2014-12-02 14:47:39 +0200
Line 6: 
Line 7: core: Add JPA Java infrastructure
> i would appreciate if titles of commits will be a bit different from patch 
They are - one if infra and one is Java
Line 8: 
Line 9: Create classes to assist in JPA development
Line 10: 
Line 11: Change-Id: Ide82bf8cc647426e37dc42a113867c52699c3f0b


http://gerrit.ovirt.org/#/c/33835/20/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/HibernateFacade.java
File 
backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/HibernateFacade.java:

Line 27:                     }
Line 28:                 }
Line 29:             }
Line 30:             em = emf.createEntityManager();
Line 31:             tl.set(em);
> Could you elaborate on this ? 
It's a common pattern without injection. Since transactions are not shared - 
not a problem. See here for instance - 
http://opensourzesupport.wordpress.com/2012/10/30/entitymanager/
Line 32:         }
Line 33:         return em;
Line 34:     }
Line 35: 


Line 43: 
Line 44:     public void save(T entity) {
Line 45:         EntityManager em = getEntityManager();
Line 46: 
Line 47:         if (!em.getTransaction().isActive()) {
> When we use the BaseDAODbFacade, at this stage of saving data to the databa
That's what we're doing here.
Line 48:             em.getTransaction().begin();
Line 49:         }
Line 50:         em.merge(entity);
Line 51:         if (autoCommit) {


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ide82bf8cc647426e37dc42a113867c52699c3f0b
Gerrit-PatchSet: 20
Gerrit-Project: ovirt-engine
Gerrit-Branch: master
Gerrit-Owner: Liran Zelkha <lzel...@redhat.com>
Gerrit-Reviewer: Allon Mureinik <amure...@redhat.com>
Gerrit-Reviewer: Eli Mesika <emes...@redhat.com>
Gerrit-Reviewer: Liran Zelkha <lzel...@redhat.com>
Gerrit-Reviewer: Moti Asayag <masa...@redhat.com>
Gerrit-Reviewer: Oved Ourfali <oourf...@redhat.com>
Gerrit-Reviewer: Roy Golan <rgo...@redhat.com>
Gerrit-Reviewer: Yair Zaslavsky <yzasl...@redhat.com>
Gerrit-Reviewer: automat...@ovirt.org
Gerrit-Reviewer: oVirt Jenkins CI Server
Gerrit-HasComments: Yes
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