Knowledge Center on Web & Java
AMIS has several Knowledge Centers, each around a technology theme. The current themes are: Web & Java (Oracle) Server Development & Programming Languages Oracle Development Tools Database Administration and …
Category: Software Development
TheServerSide.com – Hibernate vs. Rails: The Persistence Showdown
An interesting article comparing two OO/R frameworks: Hibernate and RAILS. It gives a good indication of what you should look for when investigating OO/R mapping/persistency frameworks. TheServerSide.com – Hibernate …
Hibernate and Middlegen revisited
In my last two posts (Hibernate + Middlegen Roundtrip Development applied and Hibernate: dealing with lazy loading inevitable), I explained how to construct a J2EE application bottom-up using Hibernate …
Maven: multi-project and dashboard issues
Some Maven multiproject experiences will be described in this post. Special attention is paid to the dashboard plug-in.
Refreshing a ViewObject on view in JHeadstart
Imagine this situation: you have created several tables and a view that queries several columns in these tables. Using BC4J you’d create a ViewObject on the view. The ViewObject …
Strangely well timed article on ADF BC: Most Commonly Used Methods in ADF Business Components
Just found this paper: Most Commonly Used Methods in ADF Business Components by Steve Muench (15 March 2005) on OTN. This paper provides a high-level description of the key …
BPEL and Service Oriented Analysis and Design (SOAD)
Recently I read an interesting Article about BPEL related analysis and design issues. BPEL stands for Business Process Execution Language and is the world standard to describe “Business Processes” …
New article for OGH Visie on ADF and ADF JHeadstart – (sorry it is in Dutch)
For the April issue of OGH Visie, the magazine of the Dutch Oracle User Group, I have written an article on Oracle 10g JDeveloper ADF and JHeadstart 10.1.2 for …
W3C considering binary XML standard
Just read on news.com that the W3C consortium is considering a binary XML standard. This could really speed up a lot of transactions. The mayor drawback of course will …
Oracle BPEL Process Manager 10.1.2 Beta 3 available for download
I just received word from Sandor Nieuwenhuijs that the next Beta (B3) release of Oracle BPEL Process Manager has just been made available for download on OTN. Go for …
New Books Shipment in – March 2005
The first half of the March shipment has arrived. Some books are in the library, others immediately went home with some of my esteemed colleagues. Some of the books …
Creating your own advanced search engine for any website – using Oracle Text – Searching the AMIS Technology Weblog
The Oracle 7Up workshop that I teach every few months introduces many Oracle 8i, 9i and some 10g features to experienced SQL and PL/SQL developers with a firm footing …
Calling into the Oracle BPEL Engine from Java
We have discussed in several previous posts how you invoke Java services from BPEL processes, either through embedded Java or through a WSIF interface. Another interesting option with the …
Integrating WebUtil with Designer 10g
This post discusses how you can integrate WebUtil with Designer 10g to generate webforms using the webutil API’s with less post generation actions. Near 100% generation of webforms using …
Generate External Tables from an Excel Spreadsheet Using Jakarta POI
An interesting article on OTN by Casimir Santeros, bringing the worlds of Java and Oracle together. The assignment: loading data from multi-sheet Excel documents into Oracle database tables. Technologies …
Bring in the decorators – SiteMesh!
March 7, 2005
AMIS, IT, Java, Oracle, Oracle WebLogic Server, Tools, Web HTML5 CSS3, Web/Java
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There are several approaches to keep a consistent look and feel for your web application. Lots of times the site will contain a navigation bar, a heading maybe a …
XmlHttpRequest – blast from the past or future
In several places XMLHttpRequest sprung up this week. XmlHttpRequest is a JavaScript object allowing browser clients to communicate with a server without refreshing the current page. This object originated …
More on BPEL
The last couple of weeks we’ve been playing around with the BPEL Designer plugin for JDeveloper 10.1.2. As BPEL is mostly used to integrate existing webservices, that’s what we …
Registering non-default XMLDB HTTP/WebDAV and FTP ports on a non-default Oracle Listener port
Yesterday, I had to install XMLDB on an already very heavy used system. On this UNIX system, an old Oracle IAS is installed, OAS 10g (version 9.0.4) and an …
JHeadstart 10.1.2 for ADF can be downloaded from OTN
Since late Tuesday, the new JHeadstart 10.1.2 release for ADF features on the Homepage of OTN! The full software package can de downloaded from the JHeadstart Home on OTN …
Scaling: who needs EJB anyway
In this nice OnJava article Amir Shevat shows a way to scale an application in a near painless and lightweight manner using the OS MantaRay messaging middleware package. Interesting …
Migration from MySQL to Oracle – using Oracle Migration Workbench
All statistics on the visits to the posts in the AMIS Technology Weblog are gathered in a MySQL database that sist underneath WordPress. We would like to do some …
First impression of Oracle jDeveloper BPEL Beta2
The last few days a colleague and I have been looking into a beta release of Oracle’s BPEL designer for jDeveloper. This tool enables you to orchestrate single web …
Debugging JavaScript – article from DevShed – Introducing Venkman
Debugging JavaScript code – an all too familiar nightmare. Yesterday I was told about Venkman for FireFox, today I found this article in DevShed: Debugging in Javascript, Contributed by …
Enable SVG with Firefox
I have posted a few articles on generating Scalable Vector Graphics (SVG) – for example for PieCharts, SpeedoMeters and LineCharts. Buried in those posts are instructions on enabling SVG …
Oracle 10gR2: .Net stored procedures (C#, Visual Basic .Net, Visual C++)
This weekend I read a small article in a local Dutch IT-magazine that took me by surprise. I suppose I should have seen it before, but for some reason …
Book review: More Eric Meyer on CSS
Those who have layed out a web page or application with CSS should be familiar with the name Eric Meyer. He has a web page with many well known …
new JHeadstart Team blog Announces production release
February 19, 2005
AMIS, IT, Java, Oracle, Oracle WebLogic Server, PL/SQL, Web HTML5 CSS3, Web/Java
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Oracle’s JHeadstart team does a double whammy, not only do they release the production version of ADF JHeadstart but they announce it on their brand new weblog. As already …
JDeveloper 10.1.2 bug and release schedule
February 19, 2005
AMIS, IT, Java, Oracle WebLogic Server, PL/SQL, Tools, Web HTML5 CSS3, Web/Java
2 Comments
Recently I ran into a bug in JDeveloper 10.1.2 or actually in the ADF Business Components version supplied with it. Calling getAttributesNames() on a viewobject resulted in a nasty …
FireFox on the march – 29%! : Browser Statistics from the AMIS Technology Weblog
Our weblog started last July. Since then we had over 250000 hits from over 45000 different IP-addresses. Last night, I sat down to do a comparison between the various …
Installing Tomcat5.5 and integrating it with Apache 1.3
Recently I have upgraded my web server at home to the latest version of Tomcat (version 5.5.7 at the moment of this writing). Time to document my steps a …
Discussion on The Server Side: Comparing Microsoft Yukon (SQL Server 2005, Beta release) with Oracle 10g
I ran into an interesting discussion on The Server Side: Comparing Oracle 10g and SQL Server Yukon. It contains a link to a white paper: Features, strengths, and weaknesses …
Default Display Value – ADF JHeadstart icing on the cake
If you want to set default values for ViewObject Attributes in new records, you can now very easily do so when your application makes use of the ADF JHeadstart …
Struts best practices – white paper on JavaWorld
An interesting white paper: Struts best practices Multiple options are available for solving problems with Struts. When deciding among these alternatives, the choice must be based on parameters such …
Stored Java to run an OS command, copy a file and get a directory listing in Oracle
Oracle 8.1.5 introduced the ability to choose Java as a language to implement a stored procedure. One of our customers required the following functionalities from within an Oracle database: …
XSLT is Way Faster Using Java 5
Interesting post by Dino Fancellu on SoftwareReality.com, XSLT is Way Faster Using Java 5, talks about how by replacing Xalan by XSLTC and Crimson by Xerces Sun JDK 5.0 …
Combine Oracle Toplink and the Spring Framework – Rod Johnson & Jim Clark
An interesting article Of Persistence and POJOs: Bridging the Object and Relational Worlds, by Rod Johnson and Jim Clark in Mastering J2EE Application Development Series on OTN (the Oracle …
Using ADF without JDeveloper – good insight in the mechanics behind Oracle's Application Development Framework and JSR-227
It has always been my understanding that choosing ADF (Oracle’s relative new Application Development Framework and the – perhaps premature – implementation of the JSR-227 – means choosing JDeveloper. …
Templates in Oracle JDeveloper
Chris Schalk has posted a very interesting blog on web templates in JDeveloper 10.1.2 (production) and JDeveloper 10.1.3 (preview). This how-to is only published on the Chris Schalk’s blog …
BPEL-Soft – Oracle's previous acquisition showcased during AMIS Query
Want to know more on Oracle BPEL Process Manager and in particular about the upcoming release with the JDeveloper plugin? This article gives an overview as well as some …