Scriptlet is one of the three JSP coding (constructs) elements and the other two being Expression and Declaration. Scriptlet includes maximum dynamic code. It is the processing zone where Programmer writes actual JSP coding. Scriptlet is almost equivalent to the service() method of a Servlet (interms of coding volume and callback). This tutorial focuses on …
Infact, I don’t think that there are any implicit methods in JSP but I know there are 9 implicit objects. The methods of these 9 implicit objects and classes readily available for the Programmer, I call them, as JSP implicit methods. I concentrate especially on 4 interfaces because the methods of these interfaces are useful …
One of the advantages of JSP over Servlets is Implicit Objects. Implicit objects make JSP coding simple. In Servlets, the Programmer should create these objects and then use, example, objects of HttpSession, ServletConfig, PrintWriter etc. But in case of JSP, just use them as they are implicitly created and supplied by JSP container. Programmer can …
In this first example, client sends user name and password to JSP on the Server. Server receives, validates and sends back the validation result to client as response. JSP User Name Password Login Example Following is the client-side HTML file calling Validation.jsp File Name: UserPass.html Enter User Name Enter Password <form method="get" action="http://localhost:8888/india/Validation.jsp"> In the …
Following is your simple JSP Example File Name: Hello.jsp Open in notepad with the file name "Hello.jsp" and type the following your simple program. Every one see, this is my first JSP Program without any JSP tags printing Hello world Output Screenshot of JSP Example Your first JSP Example is over. You may wonder how …
Install Tomcat server of your choice version by downloading from Apache site. Many versions of Tomcat can be found in the following link. http://tomcat.apache.org/download-60.cgi Check with the documentation of what JDK or JRE version is compatible to the specific Tomcat version. For example I have loaded Tomcat 5.0 and is compatible with JDK 6.0. While …
1. What is JSP Architecture? Following steps includes the JSP Architecture as shown in the above figure. Web client sends request to Web server for a JSP page (extension .jsp). As per the request, the Web server (here after called as JSP container) loads the page. JSP container converts (or translates) the JSP file into …
To execute a JSP file (known as JSP page), the Web server should be loaded with a software capable to execute JSPs. The software loaded should provide an environment for a JSP to execute. This environment is known as JSP engine or JSP container. Similarly, a Servlet container provides environment for a Servlet to execute. …
JSP Advantages Servlets are difficult to code which are overcome in JSP. Other way, we can say, JSP is almost a replacement of Servlets, (by large, the better word is extension of Servlets), where coding decreases more than half. In Servlets, both static code and dynamic code are put together. In JSP, they are separated. …
What is JSP? What is JSP ? stands for "Java Server Pages" and is a server-side Java Web technology to communicate between a Web client and Web server. It was released to the market in 1999 by Sun Microsystems (now purchased by Oracle Corp.). JSP is most powerful and easy to use technology for Web-site …
JSP prerequisites to learn JSP Knowledge of HTML (especially forms) is essential. Core Java concepts of java.lang and java.util classes (not required networking, multithreading, inner classes and AWT etc.) are essential. Requires practice of Java OOPs programming. A little bit of Servlet knowledge is preferred but not compulsion because sometimes, I compare JSP with Servlets …
