How to lookup information based on IP address – e.g. for Website-visitors
During the last few years I have had several occasions to wonder who used the website and web-applications I had helped develop and deploy. Most recently I had this …
Category: Platform Technology
Paper on JDeveloper as tool for PL/SQL Development
Tonight I completed a paper on using JDeveloper as a tool for Database Design and Generation as well as PL/SQL Development. This paper is in Dutch and will be …
SVG, XSLT and JSP/JSTL: Generating Digital Gauge or Speedometer Chart based on dynamic data
SVG in combination with XML/XSLT is a tremendously powerful architecture to produce dynamic charts based on XML data – that can easily be generated from databases such as Oracle …
Java-XML Binders Compared
JHeadStart ADF beta
January 4, 2005
AMIS, Announce / Events, Development Tools, IT, Java, Oracle, Oracle WebLogic Server, Tools, Web HTML5 CSS3, Web/Java
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For some time now there have been some excellent viewlets on OTN on the functionallity of the next generation JHeadStart version which will work with Oracle Application Development Framework …
Generating SVG Graphics in JSPs using JSTL & XSL(T) – from MySQL to Bar Chart and Pie Chart
This post discusses how data retrieved from a MySQL or Oracle database using the JSTL SQL tags is processed as XML document, transformed using XSL and rendered as SVG …
UML version 2.0
Introduction Although UML 2.0 is not completely new, I was not able to have a look at it until now. For people like me, and for other people who …
XSL Transforming XML generated from SQL results using JSTL tags in JSP pages – putting JSTL to the test
While working on more advanced Statistics Reporting for our weblog, I did some investigations into JSTL and more specifically the XML and SQL tags. Yes, I know I have …
AMIS Query – Oracle BPEL Process Manager Dissected (Thursday 27th January)
BPEL is emerging as the standard for assembling a set of discrete services into an end-to-end process flow, radically reducing the cost and complexity of process integration initiatives. The …
Providing default-values for find-pages in JHeadstart applications (UIX/BC4J/Struts)
An interesting problem we were working on some time ago is the following: a JHeadstart application – release 9.0.4.5 created with UIX, BC4J and Struts, JDeveloper 9.0.3 – has …
Steve Muench on improving ADF performance
December 10, 2004
AMIS, IT, Java, Oracle WebLogic Server, Tools, Web HTML5 CSS3, Web/Java
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Yesterday we had a technical session at Amis on ADF. In one discussion a concern was raised on how all the ADF metadata and the abstractionlayers would affect performance. …
The December shipment is in: New books have arrived
Last week we received another shipment of books for our evergrowing library. Among this shipment were these titles:
Oracle JDeveloper 10.1.3 Developer Preview is here …
December 6, 2004
AMIS, IT, Java, Oracle, Oracle WebLogic Server, Tools, Web HTML5 CSS3, Web/Java
9 Comments
The Oracle JDeveloper release 10.1.3 Developer preview release can be downloaded from OTN. See JDeveloper Homepage “The Oracle JDeveloper 10g (10.1.3) release adds many new features, including a new …
Putting SPELs on ADF Code
There is a simple way to use the Expression language you use in JSTL expressions in your JSP’s, in ADF’s DataAction. Actually anywhere you can get hold of a …
JDeveloper bug – ClassNotFound
Every once in a while for no apparent reason a JDeveloper ADF/Struts project gets corrupted. When compiling the project I get an error that a certain class cannot be …
Toplink’s Object to XML mapping
November 25, 2004
Databases, Java, Oracle, Oracle WebLogic Server, Tools, Web HTML5 CSS3, Web/Java
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On OTN there is an excellent online seminar (replay) on the TopLink Object-to-XML support. This feature, which will be available in the upcoming 10.1.3 release, allows converting XML files …
Deploy an Oracle JHeadstart/BC4J application to IBM WebSphere
If you’ve created a J2EE JHeadstart/BC4J application and you want to deploy it to the Oracle Application Server, it works easily. If you want to deploy it to IBM …
Quick and easy SSL in OC4J Standalone
During development it is sometimes necessary to able to run your webapplication under SSL. To obtain a test certificate from verisign can sometimes take a little too much time …
ADF BC classes & methods overview
Steve Muench wrote up a superb overview of the most commonly used classes, interfaces & their methods in the ADF BC framework (formerly known as BC4J). You might want …
Struts, JAAS, Tomcat: getting acquainted
The Java Authentication + Authorization Service (JAAS) provides a standard API for making non-standard (i.e. custom) realms available to your application server, see e.g. this article on JavaWorld. To …
Profiling in Eclipse
Profiling makes it possible for developers to track down in what code their application spends its time. Check out this Eclipse plugin for profiling Java applications. Looks really good. …
Another JDeveloper extension: Force Delete utility for ViewObjects (ADF Business Components pka BC4J)
This post is the sequel to AMIS publishes a ViewObject Copy tool – JDeveloper 10g Extension (plugin) for ADF Business Components that we released last week. That post announced …
Interesting articles on various subjects
November 5, 2004
Database, IT, Java, Oracle, Oracle WebLogic Server, PL/SQL, Web HTML5 CSS3
1 Comment
In this post I collect references to interesting articles on a variety of topics – Java, SQL, Business Intelligence, Web Services, HTML/CSS, JavaScript – that I have come across. …
AMIS publishes a ViewObject Copy tool – JDeveloper 10g Extension (plugin) for ADF Business Components
We at AMIS work hard and with great fun at developing high quality applications. We like to use good tools and we like to push those tools to the …
JHeadstart recipe – non-databound search-criteria
From today’s customer assignment I extract the following recipe – for BC4J, JSP and Struts.: Suppose that on the FindPage of our JHeadstart generated JSP application we would like …
JDeveloper BPEL plugin
Today I attended an excellent online Oracle Seminar on the BPEL Process Manager by Sandor Nieuwenhuijs. I think most of the content is covered by a previous post by …
JBoss releases library for Aspect Oriented Programming
JBoss just released JBoss AOP 1.0 Final production release. See the announcement on The Server Side – JBoss AOP 1.0. It has a plugin for Eclipse but can be …
AMIS publishes Extensions for the JHeadstart Application Generator
Today AMIS announces the immediate availability of the AMIS JHeadstart Application Generator Extensions. A free set of enhancements for JHeadstart 10g (9.0.5.x) that will allow you to generate much …
AMIS Library System – JHeadstart 9.0.5.x (BC4J, JSP+JSTL) Demo Application released
October 20, 2004
Java, Oracle Application Development Framework, Oracle WebLogic Server, Tools
No Comments
Today, AMIS released the JHeadstart 9.0.5.x version of the ALS application for BC4J and JSP/JSTL. Download the zip-file with the entire application, the database setup and the JDeveloper 10g …
BC4J and Distributed deployment (in particular of JHeadstart Applications)
Thusfar we have been lucky – or careless – to not have had to consider distributed application deployment. However, web-applications running in the DMZ accessed by internet users directly …
BI Beans and Export to Excel
BI Beans only provides export to CSV to be imported into Excel, at least up to the 9.0.4 release: News from the BI Beans product team: In the 9.0.5 …
Organization of BC4J – Domain (EO) and Business (VO) package
A topic that seems to come up again and again is the issue of reusing BC4J packages across applications and projects. And along the same lines structuring the BC4J …
JHeadstart Recipe for Display Only Boilerplate List of Value base items (release 9.0.5.x)
During this week’s JHeadstart workshop it turned out that our recipe for Display Only LOV fields did not support JHeadstart 10g (release 9.0.5.x). I have changed the recipe to …
Spacer for JHeadstart Generation
During the JHeadstart workshop I am teaching this week there as a question: How can I – in a two-column layout – force two adjacent fields to be positioned …
HttpUnit 1.6 Released
From this thread on The Server Side: HttpUnit 1.6 released. HttpUnit 1.6, the first new production release in over a year, is now available. HttpUnit emulates the relevant portions …
A single POJO persistence model to replace JDO and take over much of EJB??
Java and persistence are hot. And continue to be hot. If I read things correctly, Sun – through Linda DeMichiel and Craig Russell Specification Leads, JSR-220 and JSR-243 – …
Java 5.0 (Tiger) – MetaData and Annotations – Introduction and thoughts on application
I have given the meta-data features in the J2SE 5.0 Tiger Release some more thought. Reading – in this order – through the following articles, I rather quickly had …
Java 1.5 == 5.0 ==Tiger is loose (Sun releases J2SE 5.0)
All the news etc. starts here: J2SE 5.0 Home For new features see here (new features). and here (release notes). Then there is the article: Java 5.0 in a …
Struts, JDBC and Data Guard – Oracle Open World Amsterdam – Friday 24th September – Impressions
In this post I will tell you about some of the sessions notably on Struts support in JDeveloper, Java/JDBC support with Oracle 10g and the Data Guard option of …
Eating your own dogfood – use of Oracle Development tools within the Oracle Applications development group
During the Amsterdam stage of the Oracle Open World Tour, I had a great opportunity to interview John Wookey Senior Vice President, Applications Development at Oracle Corporation. John is …