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Arjan Tijms
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254 followers
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Minimal 3-tier Java EE app, without any XML config
Older versions of Java EE and Java frameworks in general were rather heavy with regard to required XML for configuration. Notorious were EJB2, Spring 2.x, JSF 1.x, Servlet 2.5 and many more. These days things have improved quite a lot. In this post I'll dem...

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Single class pure Java JSF application
In my previous blog entry, Authoring JSF pages in pure Java , it was explained how to set up a JSF based web application using nothing but pure Java. No XML based templating (Facelets) was required and the view was build purely programmatically. I got one r...

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Authoring JSF pages in pure Java
JSF is well known as a server side web framework to build a web application's UI with the help of components. For the overwhelming majority of users those components are represented by the tags one uses to compose a page, be it via JSP or Facelets. The foll...

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Automatic to-Object conversion in JSF selectOneMenu & Co.
When creating a web UI, there is often the need to let a user make a selection from e.g. a drop-down. The items in such a drop-down are not rarely backed by domain objects. Since these items in the HTML rendering are just simple character identifiers, we ne...

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Automatic to-Object conversion in JSF selectOneMenu & Co.
When creating a web UI, there is often the need to let a user make a selection from e.g. a drop-down. The items in such a drop-down are not rarely backed by domain objects. Since these items in the HTML rendering are just simple character identifiers, we ne...

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The state of portable authentication in Java EE, end 2016 update
In the beginning and middle of this year we looked at how well modern Java EE servers supported portable authentication (JASPIC) in Java EE. As the end of 2016 approaches we take a third look to see how things are progressing. Since our last time new versio...

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Custom authorization rules on IBM Liberty
Last month we presented a way how a Java EE application can provide custom rules for authorization . The code shown in that article was developed and tested using Payara . We're now going to look at how the code can be used on some other servers, starting w...

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Simplified custom authorization rules in Java EE
In a previous article we looked at implementing a Java EE authorization module using the JACC specification. This module implemented the default authorization rules as specified by the JACC-, Servlet- and EJB specifications. In this article we go beyond tha...

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The state of portable authentication in Java EE, mid 2016 update
In the beginning of this year and two months prior to that we looked at how well modern Java EE servers supported portable authentication (JASPIC) in Java EE. In this article we look at the current state of the union. Originally the situation didn't looked ...

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Java EE's mysterious message policy
Users of Java EE authentication (JASPIC) may have noticed that the initialize method of a SAM takes two parameters of type MessagePolicy . But what are these parameters used for? In this article we'll take a somewhat deeper look. In practice, the overwhelmi...
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