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Published on 2010-04-25T08:52:33Z
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I'm trying to add constraints checking, as described here http://stackoverflow.com/questions/2705759/how-to-specify-the-cardinality-of-a-onetomany-in-eclipselink-jpa
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Java EE???????Java EE???????????????·????????????Core J2EE Patterns(J2EE????)?????????????????????10???????????????? “????????????”?????????????Java EE??????6?????????WebLogic Server?????????????·???????????????J2EE???????????????????????????????2012?4???????JavaOne Tokyo 2012??????????Java EE 6?…
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Would you start J2EE project nowadays if you have other alternatives?
UPDATE: I think little clarification is needed: Is it worth investing in J2EE if practically everything it claims to offer can be achieved by using other technologies? To be honest, J2EE scares me by its monstrosity and I foresee…
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Hi There!
I have a design problem .
My application has multiple J2EE components ,In simple terms one acts as a service provider(Non UI) and others are consumers(UI webapp) .
The consumer gets the configuration data from the service provider(this basically reads the data from DB) during the start…
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Hi There!
I have a design problem .
My application has multiple J2EE components ,In simple terms one acts as a service provider(Non UI) and others are consumers(UI webapp) .
The consumer gets the configuration data from the service provider(this basically reads the data from DB) during the start…
>>> More
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Hi All,
i am new to the web development environment, having came from a unix/c environment.
i've been recently asked to create a web app, which i thought would require postgresql,
java/j2ee, and javascript for the client interface. as i had wanted a nicer gui, i've
been reading up on extjs, which…
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Hi,
I wrote a stateless EJB method allowing to get an entity in "read-only" mode.
The way to do this is to get the entity with the EntityManager then detach it (using the JPA 2.0 EntityManager).
My code is the following:
@PersistenceContext
private EntityManager entityManager;
public T getEntity(int…
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I am using the AndroMDA plugin for maven to generate code from an uml diagram made in MagicDraw.
When the code is generated, AndroMDA desings the JPA annotation for the persitence layer. I think that at the compilation process AndroMDA uses Naming Strategies to determine the Table and Column names…
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I want to setup my database with initial data programmatically. I want to populate my database for development runs, not for testing runs (it's easy). The product is built on top of Spring and JPA/Hibernate.
Developer checks out the project
Developer runs command/script to setup database with initial…
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I am getting this error when I am running my eclipselink project.
[EL Warning]: 2008.12.05 11:47:08.056--java.lang.NoClassDefFoundError: org/jboss/resource/adapter/jdbc/ValidConnectionChecker was thrown on attempt of PersistenceLoadProcessor to load class com.mysql.jdbc.integration.jboss.MysqlValidConnectionChecker…
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So, I've got a DAO that I used to load and save my domain objects using JPA. I finally managed to get the transaction stuff working (with a bunch of help from the folks here...), now I've got another issue.
In my test case, I call my DAO to load a domain object with a given id, check that it got…
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