apologies: i forgot to attach my persistence.xml file to the
previous email. please find it attached. thanks!
On Thu, Jul 8, 2010 at 1:57 AM, Lev <d...@plektos.com> wrote:
> hi,
>
> i am trying to test code from "stripes... and java web development
> is fun again". specifically, i have imported the email_36 into a
> netbeans maven project.
>
> i have written a simple JUnit test for the project file:
> com.dao.impl.stripersist.UserDaoImpl. i have attached the
> test file.
>
> further, i have attached my persistence.xml file. it is located in:
> target/classes/META-INF/persistence.xml
>
> the error that i receive when executing the aforementioned
> JUnit test is:
>
> javax.persistence.PersistenceException: No Persistence provider for
> EntityManager named stripesbook_MavenEmail36WebApp_war_1.0-SNAPSHOTPU
>
> the exception is thrown at line 34 of the attached Junit test
> file. specifically, the call that triggers the error is:
>
> stripersist.init(url);
>
> i have confirmed that the URL is valid -- if i change it to something
> malformed, i receive an exception complaining that the file cannot
> be found.
>
> thank you again for your help,
> lev
>
>
> On Wed, Jul 7, 2010 at 10:19 AM, Aaron Porter <aa...@mongus.com> wrote:
>> Lev,
>> Sounds like you're getting closer! Now it looks like you need to check
>> your JPA configuration - make sure your persistence.xml is correct and
>> you've got all the jars to support it. I use Hibernate as the JPA
>> provider and PostgreSQL as the database.
>>
>> Aaron
>>
>> On 07/06/2010 11:42 PM, Lev wrote:
>>> hi aaron,
>>>
>>> thank you for your help.
>>>
>>> 1) my persistence.xml ends up in the project root at:
>>>
>>> target/classes/META-INF/persistence.xml
>>>
>>> this appears to be correct to me. please correct me if
>>> i am wrong.
>>>
>>> 2) i implemented the calls that you suggested in the
>>> junit setUpClass() and tearDownClass() methods.
>>>
>>> it appears that Stripersist is successfully instantiated.
>>> however, the call "stirpersist.init(url)" fails with the
>>> following exception:
>>>
>>> javax.persistence.PersistenceException: No Persistence provider for
>>> EntityManager named...
>>>
>>> i believe that the URL is correctly formed. it points to
>>> the persistence.xml file in target/classes/META-INF.
>>>
>>> thank you again for your help,
>>> lev
>>>
>>> On Wed, Jul 7, 2010 at 12:56 AM, Aaron Porter<aa...@mongus.com> wrote:
>>>
>>>> Lev,
>>>> The META-INF directory that contains persistence.xml needs to end up at
>>>> /WEB-INF/classes/META-INF. It looks like the way you've set it up it
>>>> would be at /WEB-INF/classes/resources/META-INF. What I was proposing
>>>> was to create a new source folder called resources. In Eclipse you do
>>>> that by clicking File->New->Source Folder and enter resources as the
>>>> folder name.
>>>>
>>>> I'm guessing that even if you do have the persistence.xml file in the
>>>> correct location you'll get an error about trying to use Stripersist
>>>> without the Interceptor part of it because you're trying to test with
>>>> JUnit without a servlet container. It can be done but you'll need to
>>>> call some methods in Stripersist yourself. Create a new instance of
>>>> Stripersist and call init(new URL("path/to/persistence.xml")). Call
>>>> requestInit() to initialize for the current thread then call
>>>> requestComplete() to clean up when you're done.
>>>>
>>>> Aaron
>>>>
>>>>
>>>> On 07/06/2010 10:25 PM, Lev wrote:
>>>>
>>>>> hi,
>>>>>
>>>>> i moved persistence.xml to src/resources/META-INF.
>>>>>
>>>>> however, the original problem persists -- i receive a
>>>>> NullPointerException on the call:
>>>>>
>>>>> Stripersist.getEntityManager();
>>>>>
>>>>> further information: i'm getting this exception when
>>>>> executing a Junit test of a DAO class -- i'm not
>>>>> executing web code (action beans, etc). would that
>>>>> contribute to the problem?
>>>>>
>>>>> any suggestions welcomed.
>>>>>
>>>>> thank you,
>>>>> lev
>>>>>
>>>>>
>>>>> On Tue, Jul 6, 2010 at 11:59 AM, Aaron Porter<aa...@mongus.com> wrote:
>>>>>
>>>>>
>>>>>> Oops! Thanks for catching that Marcus!
>>>>>>
>>>>>> Aaron
>>>>>>
>>>>>> On 07/06/2010 09:09 AM, M.C.S. wrote:
>>>>>>
>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> Aaron Porter wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> If you're using Eclipse I recommend creating a source directory named
>>>>>>>> resources and then creating a subdirectory named WEB-INF and placing
>>>>>>>> persistence.xml in there.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>> Surely just a typo, but it surely should be named META-INF. I really
>>>>>>> hate these standard folder names :-)
>>>>>>>
>>>>>>> Best wishes
>>>>>>> Marcus
>>>>>>>
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>
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="1.0" xmlns="http://java.sun.com/xml/ns/persistence"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd";>
<persistence-unit name="stripesbook_MavenEmail36WebApp_war_1.0-SNAPSHOTPU" transaction-type="RESOURCE_LOCAL">
<provider>org.hibernate.ejb.HibernatePersistence</provider>
<exclude-unlisted-classes>false</exclude-unlisted-classes>
<properties>
<property name="hibernate.connection.username" value="test"/>
<property name="hibernate.connection.driver_class" value="com.mysql.jdbc.Driver"/>
<property name="hibernate.connection.password" value="test"/>
<property name="hibernate.connection.url" value="jdbc:mysql://localhost:3306/stripes_webmail"/>
<property name="hibernate.cache.provider_class" value="org.hibernate.cache.NoCacheProvider"/>
<property name="hibernate.hbm2ddl.auto" value="update"/>
</properties>
</persistence-unit>
</persistence>
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