Reusable Task Flows

Task Flows are small applications with well-defined business rules. In some cases, a Task Flow may need rules implemented in other Task Flow. Rather than implement this rule in both Task Flows, causing duplication code, we only implement one and insert this inside the other, promoting reuse Task Flows. In this post we will create an application with two Task Flows, one of them will show the list of employees and the other will show the information about the selected employee. Download the […]

Reuse of Exception Handler with Task Flow Template

Task Flow Template is used to promote reuse. Any Bounded Task Flow based on template can use the activities, control flows and managed beans that the template contains. It is recommended that all Task Flows are based on Task Flow Templates. In this post we will promote reuse of an Exception Handler. Exception Handler is a Task Flow component used for handling exceptions that are thrown during the ADF Faces lifecycle. For this example we will use Page Fragments. Download the sample application: […]

Increase the performance of JDeveloper 11g

The following settings will increase the performance of your JDeveloper 11g. Go to your JDeveloper root directory (JDEVELOPER_HOME/jdeveloper) Open the file ide/bin/ide.conf, and change memory settings to something larger, like so: AddVMOption -Xmx1024M AddVMOption -Xms1024M Open the file jdev/bin/jdev.conf, and increase the value of MaxPermSize: AddVMOption -XX:MaxPermSize=512M Add the following settings at the bottom. # optimize the JVM for strings / text editing AddVMOption […]

Creating a master-detail Task Flow

The Oracle ADF (Application Development Framework) is an application framework that builds on Java Platform, Enterprise Edition (Java EE) standards and open-source technologies. Because of its declarative nature, Oracle ADF simplifies and accelerates development by allowing developers to focus on the logic of application creation rather than coding details. Let’s start programming in Oracle ADF and creating a master-detail Task Flow of departments and employees. Download […]

Book review: Oracle ADF Enterprise Application Development – Made Simple: Second Edition [Note: The review contains my own thoughts and opinions.] “Oracle ADF Enterprise Application Development – Made Simple: Second Edition” published by Packt Publishing is guide to learn how to use Oracle ADF in enterprise environments. This book is not a beginner’s guide to Oracle ADF. I suggest try some tutorials from Oracle website or other good books from Packt Publishing […]

Configuring Pagelet Producer to consume portlets from WebLogic Portal

The Oracle WebCenter Portal Pagelet Producer (previously called Oracle WebCenter Emsemble) provides a collection of useful tools that facilitate dynamic pagelet development. Using the Pagelet Producer, you can expose WSRP and Oracle JPDK portlets as Pagelets for use in any web page or application. The Pagelet Producer Console is a browser-based administration tool used to create and manage various objects in your Pagelet Producer. From console, you can register applications as […]