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<img id="email-avatar" src="https://hibernate.onjira.com/secure/useravatar?ownerId=brmeyer&avatarId=11140" alt="" height="48" width="48" border="0" align="left" style="padding:0;margin: 0 16px 16px 0;" />
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<a class="user-hover" rel="brmeyer" id="email_brmeyer" href="https://hibernate.onjira.com/secure/ViewProfile.jspa?name=brmeyer" style="color:#6c797f;">Brett Meyer</a>
updated <img src="https://hibernate.onjira.com/images/icons/newfeature.gif" height="16" width="16" border="0" align="absmiddle" alt="New Feature"> <a style='color:#6c797f;text-decoration:none;' href='https://hibernate.onjira.com/browse/HHH-7527'>HHH-7527</a>
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<a style='color:#6c797f;text-decoration:none;' href='https://hibernate.onjira.com/browse/HHH-7527'><strong>OSGi hibernate-orm</strong></a>
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<strong style="font-weight:normal;color:#505050;">Change By:</strong>
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<a class="user-hover" rel="brmeyer" id="email_brmeyer" href="https://hibernate.onjira.com/secure/ViewProfile.jspa?name=brmeyer" style="color:#6c797f;">Brett Meyer</a>
(30/Jan/13 2:00 PM)
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<strong style="font-weight:normal;color:#505050;">Description:</strong>
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<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">Martin Neimeier contacted the Hibernate team on the hibernate-dev mailing list offering to help work on this and starting a discussion on it. His initial email:<br>{quote}<br>because I need clean OSGI bundles for Hibernate and especially Envers</span>
<span class="diffaddedchars" style="background-color:#ddfade;">This task</span>
<span class="diffcontext">,</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> I am working on some patches for the 4.1 branch of hibernate-orm to enable generation of OSGI compatible jar files.<br><br>During the work I have found the following problems,</span>
<span class="diffcontext"> and</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> need some help and/or feedback. The problems are:<br><br></span>
<span class="diffaddedchars" style="background-color:#ddfade;"> sub</span>
<span class="diffcontext">-</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> The package org.hibernate.engine.spi is exported by two jar files</span>
<span class="diffaddedchars" style="background-color:#ddfade;">tasks</span>
<span class="diffcontext">,</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> hibernate-core and hibernate-entitymanager, which is not possible</span>
<span class="diffaddedchars" style="background-color:#ddfade;"> will address Hibernate ORM</span>
<span class="diffcontext"> in</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> OSGI</span>
<span class="diffaddedchars" style="background-color:#ddfade;"> OSGi environments</span>
<span class="diffcontext">.</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> The Problem is the STYLES map in CascadeStyle in hibernate-core which prevent that the package in hibernate-entitymanager can be refactored from org.hibernate.engine.spi to org.hibernate.ejb.engine.spi, to solve the duplicate export.</span>
<span class="diffcontext"><br></span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">I think to fix this problem, the following steps should be done:</span>
<span class="diffcontext"><br></span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">- Add a setter method to CascadeStyle to allow subclasses to add CascadeStyles to the map STYLES<br>- Refactor the package org.hibernate.engine.spi in hibernate-envers to org.hibernate.ejb.engine.spi<br>-</span>
<span class="diffcontext"> Use</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> the setter method to add the new CascadeStyle in EJB3CascadeStyle<br><br>- The package org.hibernate.tool.ant is exported by to jars, hibernate-tools (version: 3.2.0.ga)</span>
<span class="diffaddedchars" style="background-color:#ddfade;"> cases</span>
<span class="diffcontext"> and</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> hibernate-envers, which is also a duplicate export problem. The problem is that HibernateToolTask</span>
<span class="diffaddedchars" style="background-color:#ddfade;"> design ideas are available</span>
<span class="diffcontext"> in</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> hibernate-tools has no getters/setters for configurationTask and thus hibernate-envers is directly reading/modyifing the property configurationTask. I think to fix</span>
<span class="diffcontext"> this</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> problem, the following steps should be done</span>
<span class="diffaddedchars" style="background-color:#ddfade;"> wiki</span>
<span class="diffcontext">:<br></span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">- hibernate-tools should add public getters</span>
<span class="diffaddedchars" style="background-color:#ddfade;">https:</span>
<span class="diffcontext">/</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">setters for configurationTask in class HibernateToolTask<br>- the package org</span>
<span class="diffaddedchars" style="background-color:#ddfade;">/github</span>
<span class="diffcontext">.</span>
<span class="diffaddedchars" style="background-color:#ddfade;">com/</span>
<span class="diffcontext">hibernate</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">.tool.ant in hibernate-envers should be refactored to org.hibernate.envers.tool.ant<br>- the property configurationTask should be accessed sole thru the getters</span>
<span class="diffcontext">/</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">setters .<br><br>It would be nice if someone could check and comment my planned and already done changes.<br><br>I have already done the CascadeStyle fix, the configurationTask fix is outstanding because I need to know against which version of</span>
<span class="diffcontext"> hibernate-</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">tools I should create the fix.<br><br>In generally the following tasks are done until now:<br>- added configuration to gradle scripts to generate the osgi manifests for all jar files in hibernate-</span>
<span class="diffcontext">orm</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> (needs maybe some cleanup) - right now the build files for hibernate-core, hibernate-entitymanager and hibernate-envers are modified.<br>- added blueprint.xml to hibernate-entitymanager to announce the availabillity of a javax.persistence.provider<br><br>Next steps</span>
<span class="diffaddedchars" style="background-color:#ddfade;">/wiki/Proposal</span>
<span class="diffcontext">:</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"><br></span>
<span class="diffcontext">-</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> add osgi manifests to the other jars of hibernate-orm<br>- write integration tests with pax exam and karaf 2.2.x<br>- finish refactoring of hibernate-tools<br>- add patches for other needed dependencies (hibernate-commons-annotations and more)<br>- more testing, more integration tests<br><br>Help, reviews and comments are welcome, and if someone has already done the work or parts, please drop me a note. <br>{quote}</span>
<span class="diffaddedchars" style="background-color:#ddfade;">OSGi</span>
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