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Manfred Riem

I love working with a broad range of technologies. At work it is mostly JavaEE and JavaSE technologies, as a hobby I do some Java on devices.

 

Weblogs

Just like a composite component you might want to distribute a converter, but how would you package it? Easy, read the rest down below!

Sometimes you need to write a custom converter to converter the client side representation to an object instance and vice versa. What is need to use a custom converter? See below.

When you developed a composite component the namespace you would be seeing would look like "http://java.sun.com/jsf/composite/xxxxxx". But what if you are not allowed to use it that way or you...

In the previous blog entry we set the stage on how to package a composite component in a JAR. Now we are going to use it!

If you want to share a composite component between projects you should package it in a JAR.

In JSF 2.2 it is has been made easier to work together with a HTML designer. The page below exposes a traditional h:inputText and a h:commandButton using a more HTML 5 friendly way of doing this...

In JSF 2.2 it is possible to define flows, one of the things you would want to do is to be able enter and to exit a flow. This blog entry shows you a sample on how you can enter a flow and also...

On the #jsf IRC channel Ryan asked how you can get it so the JSF runtime loads resource library contracts from the filesystem. This blog entry will show you how.

In the previous blog entry a single resource library contract was applied. However did you know that you can stack them?

In JSF 2.2 you have the ability to define a resource library contract so you can deliver a different experience on the basis of which user visits your website. This blog entry shows you how you...

Creating and using a composite component is very straightforward.

How can you create a custom validator and use it? See below!

Last week I posted a blog entry where I urged people to join the JCP process to further JavaEE. In this blog entry I will list ways you can participate with a specification that could be part of...

Jersey 2.4.1 has been released! See the release notes for more information. Or download it from...

Wondering how you programmatically create a flow and use it?

When I posted JSF Tip #32 - Override a JSF renderer Twitter user @john_waterwood asked me how you would define a new tag for an existing component and the overridden renderer. Well it is fairly...

In a previous blog entry I blogged about stateless JSF before, this time I will include the entire page so you can see how silly simple it actually is. And you can also go directly to Subversion...

Say you have a problem with how a particular component renders and you want to do it a bit different. Well in JSF that is not a problem there is a hook-in that you can use to override how a...

JavaEE 7 and Glassfish 4.0 were released a little while ago.

What is in the future? Well, see the Aquarium...

If you started reading because of the title I got you! Anyway all jokes aside the JCP process is quite unique. It has been serving the purpose of the Java community for quite a while.

Tyrus 1.3 has been released, get more information here. Or download it from here.

Glassfish users...

If you read the blog entry about migrating to @Named annotation you might wonder how you would migrate your @ManagedProperty annotations.

See the release notes for what was fixed. If you want to download it, see this page...

Since JSF 2.2 we consider the old style @ManagedBean annotation deprecated, but what now you would say? Well it is pretty straightforward.

1. Change @ManagedBean(name="xxx") to @Named("xxx...

Since Mojarra is available as a standalone JAR you can opt to update your Glassfish installation with a newer version. How would you do that? Well it is simple.

  1. Make sure your...

Sometimes when you are working with JSF you might need to understand what is happening beneath the covers. It could be because you think a component is misbehaving and you want to make sure that...

If you are having a problem with your JPA queries and you are trying to understand what SQL queries it actually sends below the covers you can configure the JPA runtime to show the actual SQL...

For you folks following this blog be aware Mojarra 2.2.4 was released a little while ago!

For those of you that follow my blog you know I am working on the JSF reference implementation (Mojarra) and we have just released 2.1.26 and 2.2.3. Enjoy!

Are you interested in JavaEE 7 but do not know where to start? Have a look at the JavaEE 7 Tech Kit!