A Servlet an application that runs in a Web server or application server and provides server-side processing such as accessing a database. Servlet can be created either by implementing Servlet Interface or extending abstract classe (GenericServlet or HttpServlet)
These instructions will help you a copy of the project up and running on your local machine for development and testing purposes.
- Eclipse IDE
- Java 1.7+ Version
Clone this repository and run each examples.
- Http (Hypertext Transfer Protocol): It's a stateless request-response based communication protocol.
- Client: A Client is any machine that requests information.
- Webserver: Web Server takes client Request and send requested resource back to the Client.
- Servlet: It is a small Java program runs within a Web Server (usually across Http).
- Web Container: Runtime environment for Servlets, manages life cycle of servlet.
| Methods | Description |
|---|---|
| public void init(ServletConfig config) | initializes the servlet. It is the life cycle method of servlet and invoked by the web container only once. |
| public void service(ServletRequest request,ServletResponse response) | provides response for the incoming request. It is invoked at each request by the web container. |
| public void destroy() | is invoked only once and indicates that servlet is being destroyed. |
| public ServletConfig getServletConfig() | returns the object of ServletConfig |
| public String getServletInfo() | returns information about servlet such as writer, copyright, version etc. |
- RequestDispatcher
- Servlet
- ServletConfig
- ServletContext
- ServletRequest
- ServletResponse
- SingleThreadModel
- GenericServlet
- ServletInputStream
- ServletOutputStream
- ServletException
- UnavailableException
- HttpServletRequest
- HttpServletResponse
- HttpSession
- HttpSessionBindingListener
- HttpSessionContext
- Cookie
- HttpServlet
- HttpSessionBindingEvent
- HttpUtils
This repository explains following examples:
- Basic-Servlets-Examples
- Servlet-ConfigParams-Example
- Servlets-ReqDispatcher-Example
- Servlets-SendRedirect-Example
- Servlets-SessionTracking-Example
- Suneet Patil
This project is licensed under the MIT License - see the LICENSE file for details
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