Category: Web/Java
ADF 11g provides an “export to excel” feature that allows you to take data from an ADF table into an excel sheet. But what about the other way around. …
A little over two years ago I wrote a post on drag and drop in an adf tree component. That post was based on ADF only. In the following …
There are situations where you need a toolbar to provide the user with functionality like insert, update, delete, next, previous and so on. This looks straightforward, but it is …
I get a lot of questions on how to select all rows in a table. In this post I describe how you can do that. A common use case …
On the JDeveloper ADF forum there are many questions on how to change the look and feel of components. In this post I’ll explain three ways to do that.
The use of XML documents is common practice nowadays and so is XML schema (XSD) to validate XML documents. XML validation is often needed to ensure structure, content and …
Last night we organized the “Ode to the Task Flow” session at AMIS. After a short presentation introducing the Bounded Task Flow it was time for the hands-on lab: …
The Technical Preview of ADF Mobile Client now is generally available! Ted Farrell, Chief Architect and Sr. Vice President of Tools and Middleware introduced the latest break-through in mobile …
My former collegue and JHeadstart Team member Steven Davelaar will join us at AMIS on wednesday May 19th, at 18:00, to present on a particular feature of the new …
Oracle Fusion Developer Guide: Building Rich Internet Applications With Oracle ADF Business Components And Oracle ADF Faces In December 2009 some 750 pages of ADF examples and ADF how-to’s …
Mostly when you see a carousel-ish component on the internet, it is automatically showing the next entry after a few seconds. I wondered if this could be done with …
Complicated tree structures are being used a lot within my current project. Tree nodes have elements behind them. An element is unique, but there can be multiple tree nodes …
Although it is all about ADF 11g these days there are still some challenges in ADF 10g projects that run at some of my customers. Today I finished a …
In the past few month several Java EE 6 related JSRs (Java Specification Requests) have been finalized. The final ballot for them ended on November 30 and all were …
In this post I introduce to you one of the new ADF Rich Client components and one way to use it: The Carousel. You can display a set of images through …
JEE 6 is almost upon us. An important specification in the plethora of standards that JEE 6 contains is JSR-314: JavaServer Faces 2.0. First introduced in JEE 5 …
Today I encountered something that I have seen frequently. While developing an ADF application developers tend to invoke methods on an application module directly, instead of invoking them via …
The Java Specification Request 317 (JSR-317) aka JavaTM Persistence 2.0, (JPA 2.0) has finally reached the last stage, “Completion of Reference Implementation (RI) and Technology Compatibility Kit (TCK)”, before …
With the recent ADF release a new component is introduced: The panelDashboard component. A component that is easy to use and offers a very visual presentation. With this component we can …
Recently I did a short presentation on Joda Time. Yesterday, on our yearly ODTUG preview, I was surpised that Joda Time is not known very well by ADF developers. To …
Op maandag 15 juni 2009, een week voordat in Monterey de ODTUG 2009 plaats vindt, heb je de mogelijkheid om alvast te horen wat negen sprekers in de VS gaan presenteren, onder hen twee Oracle Aces en twee …
Today I was triggered by a question on the JDeveloper forum about invoking a popup from a backing bean. Actually some time ago I had to build that solution …
About a year ago, during JavaOne 2008, Geertjan Wielenga and I created NetBeans modules for JBoss RichFaces support. Last week we updated the modules so now version 3.3.0.GA of …
When developing or testing your web application, you often have to support different browsers and versions. On Window machines testing for different versions of Firefox, Opera and Chrome is …
Just wanted to draw your attention to a "Knowledge Center" session at AMIS this wednessday (25 feb 2009, starting at 16:30). It concerns the new Oracle Service Bus (previously the …
The other day, I was using the JDeveloper debugger to locally debug some code in an application that uses (and therefore becomes part of) an Oracle Coherence data grid. As …
While creating the itinerary for my next trip I had to look for things like campgrounds and gasstations on my route. For this I use google Maps. It wasn’t …
There are different manners to display hierarchical data. One of the most intuitive ways is using a tree structure like a file browser. This enables the ability of simple …
It has been awaited for a long time. But now it’s finally there: JDeveloper 11g! At the time of this writing (Tuesday, October 7, 11:20 AM CEST), only the …
A short while ago (august 26 and 27) I attended the Oracle SOA Partner Community Forum V in Utrecht (the Netherlands). With over 200 participants from all over Europe …
Last Thursday nine OOW presenters rehearsed their presentations for Oracle Open World 2008. As I won’t be in San Francisco next week, I was very glad with the opportunity …
Writing unit-tests should be part of your development process whether you write them before or after the actual coding I leave that up to you. On of the pitfalls …
A BPEL process without using vendor specific extensions should run everywhere without much hassle. But unfortunately it doesn’t. In this article I will show you how to create a …
Even when JSF was not around and ADF Faces was still called UIX, Oracle already had the cool “Partial Page Request” (PPR) feature. What this boils down to is that …
I almost forgot that there was life before JDeveloper and ADF 11g…… As of last week, the JDeveloper 10.1.3.4 release is available for download on OTN: http://www.oracle.com/technology/software/products/jdev/htdocs/soft10134.html. Apparently, this …
When developing and/or debugging BPEL processes, the Oracle BPEL Console is your best friend. Every change to every variable, every activity that was executed, everything is right there for …
Earlier this week, Geertjan Wielenga asked me if he could come and visit me to watch the Netherlands beat France in the soccer match on Friday, June 13. Of …
Lucas Jellema
May 30, 2008
AMIS, Databases, IT, Java, Oracle, Oracle Application Development Framework, Oracle WebLogic Server, Tools, Web HTML5 CSS3, Web/Java
Thursday 29th May – some 70 Java specialists gathered to discuss the main themes and findings from the 2008 JavaOne conference. Peter, Wouter and Lucas presented on their experiences …
A table without single-column primary key, Java developers don’t like them because it’s more work than just putting @Id on a field. When you’re using Hibernate Annotations you might …
Op dinsdag 20 mei 2008, bijna een maand voordat in New Orleans de ODTUG 2008 van start gaat, heb je de mogelijkheid om alvast te horen wat deze negen …
