Passing Data within a Task Flow – It is a common use case to pass parameters from ADF Task Flow with fragments into another ADF Task Flow without fragments.f the bounded task flows referenced by ADF regions share the data control scope and the transaction – we can access parameter directly through Expression Language. If [...]

Hi all , here again I came up with most awaited article .This is part oracle Adf interview Question part-two.I have accumulated ,formulated, and gathered these information from various sources.So that it would be helpful for Oracle ADF community. But I am afraid of Mr. Saravanan of jdeveloperandadf.blogspot.com ,who again not try to copy paste [...]

Task Flow- ADF Task Flows is a new feature that will ship with ADF 11g. In simple terms, it is a tool to encapsulate page flow/navigation. A set of ADF Controller activities, control flow rules and managed beans that interact to allow a user to complete a task. It is much more than that in [...]

I have created a collection of ADF interview Question .So just want to share with everyone Please give feedback. What is Oracle Adf? Ans : The Oracle Application Development Framework (Oracle ADF) is an end-to-end application framework that builds on J2EE standards and open-source technologies to simplify and accelerate implementing service-oriented applications. If you develop [...]

Abstract classes Abstract class is class which contain one or more abstract methods, which is implemented by sub classes. An abstract class can contain no abstract methods but also containe mehtod with body. Abstract classes are useful in a situation when some general methods should be implemented and specialization behavior should be implemented by subclasses.Abstract [...]

While searching for some good learning resources for oracle Adf,I found this link which can Help us for learning this technology.May be it can useful for others. 1. http://www.oracle.com/technology/products/adf/learnadf.html Demo tutorial,and example by oracle,developer guide. 2. http://www.oracle.com/technology/pub/articles/moore-adf.html history of Oracle Adf 3 http://www.radio21g.com/faces/2007/06/29/adf-faces-for-dummies-0-what-is-oracle-adf-faces/ 4. http://kohlivikram.blogspot.com/2008/12/learning-adf.html 5. http://radio.weblogs.com/0118231/ Most popular blog for oracle adf 6 www.oracle.com/technology/obe/ADF_tutorial…/index.htm [...]

JSR-227 defines a standard way for tools to implement the interactions between user interfaces and services, doing this in a way that will work for any user interface and any service technology. MVC is application design pattern in this.Primary supported by Sun+oracle. JSR 227 defines an abstraction mechanism. We are accessing data from JavaBeans, EJB, [...]

In my previous post of thread pool (http://www.techartifact.com/blogs/2009/06/what-is-thread-pool-in-java.html),I have given the theoritcal knowledge.now I came with code.Hope it will help a lot. Java’s implementation of thread pool is based on an executor. Executor is a generic concept modeled by this interface. You simple have to create the task and pass it on execute() method of [...]

Entity object – ADF entity object are business components that encapsulate the business model, including data, rules, and persistence behavior, for items that are used in your application. Entity object definitions map to single objects in the data source. In the vast majority of cases, these are tables, views, synonyms, or snapshots in a database. [...]

Threads are a very important Part of Java, but creating large numbers of threads can degrade the performance of application.By thread pools, which allow you to maintain fixed number of threads running assigned tasks to each of the threads. Suppose A thing may have to visit tens of thousands of pages, and you will not [...]