What is a servlet context?

public interface ServletContext. Defines a set of methods that a servlet uses to communicate with its servlet container, for example, to get the MIME type of a file, dispatch requests, or write to a log file. There is one context per “web application” per Java Virtual Machine.

What is webapp context?

Interface to provide configuration for a web application. Like generic application contexts, web application contexts are hierarchical. There is a single root context per application, while each servlet in the application (including a dispatcher servlet in the MVC framework) has its own child context.

What is a servlet meaning?

A servlet is a Java programming language class that is used to extend the capabilities of servers that host applications accessed by means of a request-response programming model. Although servlets can respond to any type of request, they are commonly used to extend the applications hosted by web servers.

What is meant by JSP?

It stands for Java Server Pages. It is a server side technology. It is used for creating web application. It is used to create dynamic web content. In this JSP tags are used to insert JAVA code into HTML pages.

What is the difference between GenericServlet and HttpServlet?

The main difference between GenericServlet and HttpServlet is that the GenericServlet is protocol independent that can be used with any protocol such as HTTP, SMTP, FTP, CGI etc. while HttpServlet is protocol dependent and is only used with HTTP protocol.

Why do we use servlet context?

Usage of ServletContext Interface The object of ServletContext provides an interface between the container and servlet. The ServletContext object can be used to get configuration information from the web. The ServletContext object can be used to set, get or remove attribute from the web. xml file.

What is docBase in Tomcat context?

The docBase attribute is a path to the WAR file or exploded deployment directory. It is relative to the webapps directory, although an absolute path can be used. The path attribute is the one we are most interested in, as it defines the context path of the application.

What is javax servlet HttpServlet?

servlet. An abstract class that simplifies writing HTTP servlets. It extends the GenericServlet base class and provides an framework for handling the HTTP protocol. Because it is an abstract class, servlet writers must subclass it and override at least one method.

What are Servlets and JSP?

Servlets are Java-based codes. JSP are HTML-based codes. Servlets are harder to code, as here, the HTML codes are written in Java. JSPs are easier to code, as here Java is coded in HTML. In an MVC architecture, Servlets act as the controllers.

What does JSP stand for Military?

A list of published Joint Service Publication (JSP) documents produced by the Ministry of Defence.