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Re: From Hibernate to straight JPA

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From Jeff Higgins <jeff@invalid.invalid>
Newsgroups comp.lang.java.programmer
Subject Re: From Hibernate to straight JPA
Date Sat, 11 Jul 2015 10:56:47 -0400
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On 07/10/2015 02:13 PM, Cecil Westerhof wrote:
> We are asked to change some software. At the moment one of the things
> that has to be replaced is Hibernate. They want to use straight JPA,
> so it is easy to switch from Hibernate, to openJPA, to …
>
> One of the annotations that is used is:
>      @NotEmpty(message = "Field is not filled")
> with the import:
>      import org.hibernate.validator.constraints.NotEmpty;
>
> My college wants to use:
>      @NotNull(message = "Field is not filled")
>      @Size(message = "Field is not filled", min = 1)
>
> I do not like this. It certainly is not DRY. (It is used hundreds of
> times.) I prefer to define our own NotEmpty. But I have never worked
> with annotations. How to do this?
>
> Also what is a good resource to learn about JPA and annotations?
>

Since no response so far I'll throw in my search results.
May be bunk as I'm not a JPA or JavaEE user.

<http://beanvalidation.org/1.1/>
<http://openjpa.apache.org/bean-validation-primer.html>
<http://lmgtfy.com/?q=custom+bean+validation>

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Thread

From Hibernate to straight JPA Cecil Westerhof <Cecil@decebal.nl> - 2015-07-10 20:13 +0200
  Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-11 10:56 -0400
    Re: From Hibernate to straight JPA Cecil Westerhof <Cecil@decebal.nl> - 2015-07-11 21:06 +0200
  Re: From Hibernate to straight JPA Lew <lewbloch@gmail.com> - 2015-07-16 17:15 -0700
    Re: From Hibernate to straight JPA Arne Vajhøj <arne@vajhoej.dk> - 2015-07-16 20:44 -0400
      Re: From Hibernate to straight JPA Cecil Westerhof <Cecil@decebal.nl> - 2015-07-17 10:01 +0200
        Re: From Hibernate to straight JPA Arne Vajhøj <arne@vajhoej.dk> - 2015-07-27 22:18 -0400
  Re: From Hibernate to straight JPA Eternal Hope <laughingspam99@gmail.com> - 2015-07-18 20:48 +0100
    Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-18 16:51 -0400
    Re: From Hibernate to straight JPA Arne Vajhøj <arne@vajhoej.dk> - 2015-07-18 17:21 -0400
    Re: From Hibernate to straight JPA Martin Gregorie <martin@address-in-sig.invalid> - 2015-07-18 23:24 +0000
      Re: From Hibernate to straight JPA Arne Vajhøj <arne@vajhoej.dk> - 2015-07-18 19:43 -0400
      Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-18 19:50 -0400
        Re: From Hibernate to straight JPA Arne Vajhøj <arne@vajhoej.dk> - 2015-07-18 20:23 -0400
      Re: From Hibernate to straight JPA Eternal Hope <laughingspam99@gmail.com> - 2015-07-19 09:22 +0100
        Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-19 06:20 -0400
          Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-19 07:49 -0400
            Re: From Hibernate to straight JPA Eternal Hope <laughingspam99@gmail.com> - 2015-07-19 13:28 +0100
              Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-19 09:20 -0400
                Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-19 09:50 -0400
              Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-20 13:16 -0400
                Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-20 13:42 -0400
                Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-20 14:07 -0400
                Re: From Hibernate to straight JPA Eternal Hope <laughingspam99@gmail.com> - 2015-07-20 20:46 +0100
                Re: From Hibernate to straight JPA Martin Gregorie <martin@address-in-sig.invalid> - 2015-07-20 21:01 +0000
                Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-20 22:19 -0400
                Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-20 23:52 -0400
                Re: From Hibernate to straight JPA Joerg Meier <joergmmeier@arcor.de> - 2015-07-21 12:04 +0200
                Re: From Hibernate to straight JPA Eternal Hope <laughingspam99@gmail.com> - 2015-07-21 12:43 +0100
    Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-18 20:25 -0400
      Re: From Hibernate to straight JPA Jeff Higgins <jeff@invalid.invalid> - 2015-07-18 20:44 -0400

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