JSTL stand for JavaServer Pages Standard Tag Library. JSTL provides a framework for integrating custom tags with JSTL tags. The goal of JSTL is to minimize or, if possible, eliminate actual Java code introduced through JSP. JSTL is a collection of very useful core tags and functions. These tags and functions will help you write JSP …
OCMJEA 6 Syllabus
Application Design Concepts and Principles Identify the effects of an object-oriented approach to system design including the effect of encapsulation, inheritance, and use of interfaces. Identify how the Separation of Concerns principle applies to the component model of a Java EE application; including client, the web and business component containers, and the integration and resource …
OCPJP 7 Syllabus
Java Class Design Use access modifiers: private, protected, and public Override methods Overload constructors and methods Use the instanceof operator and casting Use virtual method invocation Override the hashCode, equals, and toString methods from the Object class to improve the functionality of your class. Use package and import statements Advanced Class Design Identify when and …
OCPJBCD / SCBCD 5 Exam
OCPJBCD / SCBCD 5 Mock Exams: Mock Exam 1 Mock Exam 2 Mock Exam 3 Mock Exam 4 The Syllabus for the OCPJBCD / SCBCD 5 exam is : Section 1: EJB 3.0 Overview Identify the uses, benefits, and characteristics of Enterprise JavaBeans technology, for version 3.0 of the EJB specification. Identify the APIs that …
Cookies In Servlet
Java EE Tutorials Servlets Tutorials Servlets Interview Questions Cookies are text data sent by server to the client and it gets saved at the client local machine. This is a small bits of information that a web browser send to browser and that are browser returns unchanged after visiting the same page. Server can accept multiple …
How To Get Client IP Address In Servlet
Java EE Tutorials Servlets Tutorials Servlets Interview Questions The host name and IP address of the client requesting the servlet can be obtained using the HttpRequest object. In the following section we have a detailed java code to get clients address in a servlet. If the client uses proxy server , the real request to …
Servlet Filter
Java EE Tutorials Servlets Tutorials Servlets Interview Questions Filter is an object that transforms the information of request or response from one format to another. The filter class is declared in the deployment class. The other types that can be implemented in a web application using filters is: Security verification. Session validation. Internationalization. Triggering resource …
Session Tracking Using Servlet
Java EE Tutorials Servlets Tutorials Servlets Interview Questions A session is a collection of HTTP request , over a period of time. A session is specific to the user and for each user a new session is created to track all the request from the user. In servlet session tracking can used to track the user …