New Book Shipment is in – recent titles on Web, Java and Oracle
Our monthly book-shipment just arrived and I am playing Santa Claus right now by handing out books to some eager colleagues. The list of titles we received this month …
Category: Java
Map Adventures with Google, Oracle and Spring
In summer 2000 I started in the Field Service development team of Oracle’s eBusiness Suite (http://www.oracle.com/applications/service/srvonl_cont.html). The web form Dispatch Center contains four Java applets. One of them is …
Oracle Enterprise Service Bus (ESB) – A First Impression (and it's not bad at all!)
You never get a second chance for a first impression, the shampoo ad warns us. So every software vendor is likely to be a little nervous about showing a …
JavaOne 2006 has started – get the hand-outs for the presentations now
Even when you are not in San Fransisco right now, JavaOne2006 will be on your mind somehow. Or if it is not, as a Java Developer it probably should …
Oracle Toplink goes open source – launch of the Community Edition
I just noticed the Toplink Essentials JPA (java Persistence API or EJB 3.0 Persistence) homepage on OTN: http://www.oracle.com/technology/products/ias/toplink/jpa/index.html . As you probably already know, Oracle has open sourced a …
Installing Oracle Grid Control 10 release 2 on SuSE 9.3 ES
With all those fancy plug-ins for Microsoft tools release 2 of Oracle Grid Control 10g seems to be a must-have. However, according to many postings on the internet, installation …
It's a Chameleon! About JSF Pages that change their appearance mid-flight (or: programmatic manipulation of JSF UI Components)
One of the features in Java Server Faces that distinguishes it from for example JSP technology, is the ability to access UI Components programmatically, at run-time. This makes it …
Workshop on EJB 3.0 Persistence – Download Resources
Yesterday we had a very enjoyable and I think interesting workshop on EJB 3.0 Persistence. After a very nice dinner on our terrace – it was lovely weather – …
AJAX validation with Spring without changing any java-code
Recent changes in the EJB 3.0 Persistence specification (that invalidated my code)
While preparing for a workshop on the EJB 3.0 Persistence API that I will present later today, I decided – against all the instructions in demo-school and presentation-college – …
Oracle releases the UIX to ADF Faces migration utility
It was promised and now it has been delivered: The Oracle UIX 2.2 Migration Tool allows you to migrate a project built using Oracle ADF UIX to use Oracle …
Generating PDFs from ADF Business Components View Object datasets using XSQL
In the projects we do, we very often encounter the requirement for generating PDF documents containing data or reports from a database. We usually meet this requirement by creating …
Joyful Successor to Forms – Introduction to JSF (Java Server Faces) and ADF Faces
May 4, 2006
Java, Oracle, Oracle WebLogic Server, PL/SQL, Tools, Web HTML5 CSS3, Web/Java
4 Comments
Developing Web Applications using Java/J2EE technology has not been a picnic over the last few years. It was often hard work, complex, not very productive and the results were …
Writing your own Eclipse plugin: How to show the blog headlines in Eclipse
Writing a plugin for Eclipse sounds scary and difficult. A few years ago I had to do a project with some other students for school. The project was writing …
Model Driven Architecture (MDA)
Introduction MDA stands for Model Driven Architecture. It is a framework from the Object Management Group (OMG). The basic idea about MDA is to generate code from visual UML …
On returning a collection of user defined objects from PL/SQL to Java – shortcut using a sys_refcursor
Oracle 8.0 introduced Objects into the Oracle database, back in 1996. There has been a lot of ridicule for the OO features in the Oracle database, some of it …
Resizing images in Java using Java2D
Last friday a customer asked us if we knew how to resize images in java. Their clients are uploading images that need to be resized automatically. In the past …
Better Builds With Maven – Free book about Maven 2
April 27, 2006
Book reviews and Publications, IT, Java, Software Engineering, Web HTML5 CSS3, Web/Java
2 Comments
When I was browsing through some articles on JRoller I found this interesting free book. As far as I know this is the first book about Maven 2. There …
Parsing RSS and Atom with ROME, easier is impossible
ROME is a java library to do things with RSS and Atom feeds. Things can be reading, writing, merging and converting. Because RSS and Atom feeds are a standard …
On Web 2.0, RIA, AJAX and Java Server Faces – 2 May 2006: Presentation and Demonstration by Backbase (16.30 Nieuwegein)
Who is not raving about Web 2.0, the advent of Rich Internet Applications, the marvels of AJAX and of course the wonderful, productive world of Java Web application development …
JDBC Rowset
Do you still think the only way to retrieve data from the database is to use the java.sql.ResultSet? Try the new (hum) javax.sql.RowSet. One of the coolest features is …
The Next Value – How much higher is my salary than the next in (Dense) Rank – Oracle Analytical Functions
It is not terribly important. But since I found the solution, I thought I’d share it with you anyway. During our Oracle 7Up workshop on SQL last week we …
BPEL Project by Oracle and IBM – Open Source Eclipse BPEL Plugin
My first experience with BPEL was late 2004 using the Oracle BPEL PM and Designer plugin for Eclipse. Afterwards, I have worked primarily with the Oracle JDeveloper BPEL Designer …
Find the number of descendant nodes in a SQL query – how many employees work (indirectly) for me? And what do they earn on average?
Every once in a while you run into a SQL challenge that seems extremely simple at first glance and turns out to be not so very simple when you …
Cost Based Optimizing through time travel? – the value of meta-data for enabling Query Rewrite
Query Rewrite is an increasingly more important feature of the Oracle database. Linked intimately to Materialized Views, Query Rewrite is used by the CBO to make queries leverage intermediate …
SpringOne conference
Op 15 en 16 juni aanstaande wordt de SpringOne conferentie gehouden in Antwerpen. Dit is de eerste Europese conferentie die specifiek op het Spring Framework betrekking heeft. Het evenement …
JDeveloper, not just for development…
When you startup JDeveloper, default it gives you a “Tip of the day”. I always enjoy reading these tips and I would like to share this one with you:
Aggregating in SQL across multiple levels and along several dimensions using ROLLUP and GROUPING SETS
In preparation for the Oracle 7Up Workshop as well as the Oracle Quiz – The Water is Still Burning (presentation and paper) with Alex for the ODTUG 2006 conference …
Acegi Security for Dummies
Probably this post is one of many Acegi Security Getting Started’s to be found on the web. However we at Amis just recently went thru it. Here is our …
Oracle 7Up to 10g – How time flies… Training for seasoned Oracle SQL and PL/SQL Developers
With the advent of the Oracle 7 RDBMS – 1993 – a new era dawned. Many of the key database functions and facilities, such as (Enforced) Integrity Constraints, Stored …
JBoss to be acquired by Red Hat – The Oracle (Red) Heat is off
Yesterday it was announded by JBoss that it signed an agreement to be acquired by Red Hat. See the announcement at www.jboss.org. After several months of rumours about a …
SOA and Email in action – Starting a BPEL process instance by sending an email with XML content- on decoupled interaction between web-site and back office
In what is to become a series of articles illustrating a full blown business case for a Conference Registration Processing process implemented using Oracle BPEL PM, this is the …
Implementing a stand alone Email Server – Getting Started with Apache James
Using email as a decoupled integration mechanism for applications is a fairly crude and simplistic yet effective approach. Messaging infrastructures – MOM – were all the rage, and still …
Generic Service – HTML Form Post to Email Servlet
This article is about a generic service that takes a simple HTML Form Post and turns it into an Email. It is not revolutionary – but useful nevertheless. Besides, …
Getting started with Cobertura – A Java Code Coverage Tool
Cobertura a coverage tool. A coverage tool shows how many lines of code are touched. In most cases you’ll use Cobertura to see how good your regressions test are. …
Single Sign On in UIX applications
In my current project I was asked to investigate the possibility of implementing a Single Sign On solution for a couple of Oracle UIX web applications I am implementing. …
Defining Defaults – there is more to it than you think
… well, at least than I thought. Specifying default values for columns in our database tables seems like a pretty simple and straightforward task. The default is either a …
KC Advanced Java
The last KC Web and Java session was titled ‘Advanced java’. During that session we got presentations and workshops on four subjects: annotations, threads, introspection/reflection and generics.
AJAX – What’s The Buzz – part two (slightly more in depth, on challenges and solutions)
In a previous article (AJAX – What’s the Buzz Part 1), we discussed the introduction to AJAX as a Design Pattern. We saw a simple demonstration leading up to …
Design Patterns in PL/SQL – Implementing the Observer Pattern
Next in my series on Design Patterns and their implementation in PL/SQL – also see previous articles on Dependency Injection of Values, Dependency Injection of Interfaces and the Template …