Learn the Servlet API – ServletRequest and HttpServletRequest

We will now concentrate on the basic aspect of using a Servlet which is requests and response. But we will currently concentrate only on ServletRequest and HttpServletRequest. Points to Ponder:  ServletRequest is not in any way responsible for fetching HTTP related properties. ServletRequest and HttpServletRequest both are interfaces and you cannot directly use them. The interface implementations…

Learn the Servlet API – A step by step approach

The SCWCD(Sun Certified Web Component Developer) exam concentrates on the Servlet API version 2.4.  In order to prepare for the exam its a necessary step to consider to learn the API itself. Learning the API means getting a knowledge about which Interfaces and which Classes exists. Their inheritance relationships and the methods associated with them….

Design Patterns – Building blocks for your application

What is a pattern? A pattern in short is a time and tested answer to a specific problem. When the design phase for an application starts a group of analysts sit with the developers to discuss about the requirements and come out with a proposal for a design. The design thus formed is always taken…

The Struts Framework – Why choose it?

Struts is a J2EE web application framework created and maintained by Apache Software Foundation Group (ASF). It is a controller framework based on the Front Controller pattern and used to create an MVC (Model View Controller) architecture. What is a Front Controller Pattern? A Front controller pattern follows the rule of having a single entity…