Home » Author Archives: Eugene Fedorenko

Author Archives: Eugene Fedorenko

Application Modules and Entity Cache

java-interview-questions-answers

Any ADF developer with some basic knowledge of ADF Business Components would be familiar with the following diagram: It represents the core building blocks of ADF Business Components at run-time. There is an instance of a root application module containing view object instances. View object instances might be backed up by entity objects that are stored in entity collection or in other words entity ...

Read More »

Master-Detail data with ADF List View

java-interview-questions-answers

Lately the ADF Faces table component has not been considered cool anymore from UI perspective. List View is supposed to be cool today for displaying data collections. It doesn’t mean that we shouldn’t use af:table at all. In some cases (pretty often :)) a table is far more suitable than a list view. However, the list view component looks really ...

Read More »

Automated Software Testing of Fusion Middleware applications with FlexDeploy

java-interview-questions-answers

Automated software testing is one of the mandatory activities that any software organization should perform in order to be able to guarantee quality of their products. However, very often this process turns to be a pretty complicated thing, especially when it comes to automated testing of modern complex systems consisting of a number of different parts. All those parts are ...

Read More »

Continuous Delivery of Fusion Middleware applications with FlexDeploy

Any IT organization sooner or later has to deal with such thing as Continuous Delivery (CD). They realize that there are various environments such as development, QA, support, UAT, production, etc. and there are a number of different systems working in those environments. At some point managing all that stuff manually becomes just impossible and should be automated. There is ...

Read More »

Understanding ADF Bindings in ADF Lifecycle

java-interview-questions-answers

In this post I am going to focus on ADF Bindings layer and explore how it works when an ADF page with some data is initially requested from a browser. Oracle ADF provides its own extended version of JSF lifecycle. Actually, ADF extends standard JSF lifecycle implementation class and provides ADF phase listener which gets notified with before and after ...

Read More »

LOVs in Oracle MAF

java-interview-questions-answers

We all love one of the most powerful ADF features lists of values. Using them we can declaratively and easily build pretty complicated functionality in ADF applications. A good thing is that we have a similar approach in Oracle MAF as well. In ADF BC we define LOVs, attribute UI hints, validation  rules, etc. at the Business Service level, basically ...

Read More »

Declarative SQL Mode Pitfall

As we know a view object definition supports three SQL modes. There are normal, declarative and expert modes. In this post I’m going to focus on the declarative SQL mode. This smart mode allows the framework to automatically build SQL queries at run time according to the attributes asked by the view layer. Furthermore, depending on the attributes being asked, the frameworks ...

Read More »

Managing Savepoints with ADF BC

While working with ADF BC we usually rely on the framework for performing DML operations in the database. The framework correctly makes all necessary updates in the database during the DBTransaction commit cycle. The cool thing is that the database transaction is going to be managed automatically in that case. So, if something went wrong, if some entities failed to ...

Read More »

Want to take your Java skills to the next level?

Grab our programming books for FREE!

Here are some of the eBooks you will get:

  • Spring Interview QnA
  • Multithreading & Concurrency QnA
  • JPA Minibook
  • JVM Troubleshooting Guide
  • Advanced Java
  • Java Interview QnA
  • Java Design Patterns