Introduction to Groovy Scripting Language

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1) Introduction Groovy is an Object Oriented Scripting Language which provides Dynamic, Easy-to-use and Integration capabilities to the Java Virutual Machine. It absorbs most of the syntax from Java and it is much powerful in terms of funtionalities which is manifiested in the form Closures, Dynamic Typing, Builders etc. Groovy also provides simplified API for […]

Introduction to JSF Core Tags Library

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1) Introduction This article introduces about the various Core Tags that are available in JSF. Tags represent some set of Actions that will be executed in the Server. This article assumes the reader to have a fair bit of knowlege in Java Server Faces. If not, then they can visit the Introductory Article in JSF […]

Listener tags in JSF

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1) Introduction JSF UI Components emit Events to Listeners if they are registered. The Event Handling Model in Java Server Faces is very similar to Java Beans Event Handling Model. The types of Events emitted will fall either in Action Event, Value-Change Event or Phase Event. For example, clicking a Button or a Hyperlink will […]

Converter tags in JSF

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1) Introduction Data entered by the Client Application is always interpreted in the form of Strings. Not this is always we wish to have. There will be times, where the user input like age, salary, date of Birth should be represented by Integer, Double and Date objects respectively. Technically, Data is converted into their appropriate […]

Validator tags in JSF

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1) Introduction This article explains about the Validator tags in JSF. In JSF, Data from the Clients, usually Browser, has to be validated before being processed by the Server Web Application. JSF has a number of Built-in Validations and also it comes with a Powerful Validation Framework for plugging-in Custom Validators. Bindings between JSF UI […]

AJAX Support in Struts 2.0

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Ajax or Asynchronous JavaScript and XML was introduced by Jesse James Garrett in 2005. He is called the “Father of Ajax” .Ajax is a collection of concepts and technologies that allows richer and more interactive user interaction with the web applications. The Ajax engine allows the user’s interaction with the application to happen asynchronously — […]

Mapping Java Objects and XML Documents using JAXB in Java 6.0

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1) Introduction JAXB (Java API for XML Binding) technology which was included as part of JWSDP (Java Web Services Developer Pack) before, is now included with the Mustang Distribution. Simply put, it is a Mapping Technology for Java and XML Documents. Using JAXB, one can Generate XML Documents from Java Objects and also they can […]

JDBC 4.0 API in Java 6.0

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1) Introduction Java Database Connectivity allows Application Programs to interact with the Database to access the Relational Data. JDBC provides the Pluggable Architecture wherein any type of Java Compliant Drivers can be plugged-in even during the run-time. The JDBC API provides functionality to establish Connection to the back-end Database session which can execute the Queries […]

Java 6.0 Features Part – 2 : Pluggable Annotation Processing API

1) Introduction The first part of this article listed out the major new features of Java 6 (Mustang) related to areas like Common Annotations (JSR 250), Scripting Language for the Java Platform (JSR 223) and JDBC 4.0. This article assumed that Readers have got sufficiently fair bit of knowledge in the various concepts of Java […]

Introduction to Java 6.0 New Features, Part–1

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1) Introduction This article covers the various new features of Java 6, also known as Mustang. This article assumes that readers have sufficient knowledge over the concepts and terminologies in Java 5.0. For more information on Java 5.0, readers can vist the resources available in javabeat here. Though there is no significant changes at the […]