Servlet 01

[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],Class java.lang.Object Class javax.servlet.GenericServlet Class javax.servlet.HttpServlet Interface javax.servlet.Servlet Interface javax.servlet.ServletConfig Interface javax.io.Serializable

[object Object],[object Object],Provides methods to process requests from the clients. HTTPServletRequest interface Provides a HTTP specific implementation of the Servlet interface. HTTPServlet class Description Class/Interface

Response to the client is sent in the form of a HTML page through an object of the HTTPServletResponse class. HTTPServlet Response interface Used to store the servlets startup configuration values and the initialization parameters. ServletConfig class

[object Object],[object Object],Client (Browser) init() service() destroy() Request Response

[object Object],[object Object],Receives all requests from clients, identifies the type of the request, and dispatches them to the doGet() or doPost() methods for processing. Servlet. service() Contains all initialization code for the servlet. Servlet.init (ServletConfig config) throws ServletException Functionality Method name

[object Object],Executes only once when the servlet is removed from server. Servlet. destroy() Sets the type of content that is to be sent as response to the client browser. HTTPServlet Response. setContentType (String type) Returns a reference to a PrintWriter object. HTTPServlet Response. getWriter() Functionality Method name

[object Object],[object Object]

Servlet 01

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