Search results
Servlet container calls servlet init() method before handling client requests. It is called just one times after servlet is created. By default it does nothing. You can override this method and it is also good for performing one-time activities.
8 sty 2024 · In this example, we’ve shown how to define servlet initialization parameters by using annotations, and how to access them with the getInitParameter() method.
19 paź 2021 · Initializing a Servlet: After the Servlet is instantiated successfully, the Servlet container initializes the instantiated Servlet object. The container initializes the Servlet object by invoking the Servlet.init (ServletConfig) method which accepts ServletConfig object reference as parameter.
29 mar 2023 · The init() Method. init() is declared as follows: public void init(ServletConfig config) throws ServletException. During initialization, the Servlet has to access two objects: ServletConfig; ServletContext; This is because to init() an object of ServletConfig is passed as a parameter.
• The advantages of servlets over competing technologies • The basic servlet structure and life cycle • Servlet initialization parameters • Access to form data • HTTP 1.1 request headers, response headers, and status codes • The servlet equivalent of the standard CGI variables • Cookies in servlets • Session tracking
A Servlet is an interface defined in a javax.servlet package. It declares three essential methods for the life cycle of a servlet, init (), service () and destroy (). When the servlet is called for the first time, the Servlet Container loads the servlet class and calls its init () method.
Initialization: After creating the instances, the servlet container calls the init() method and passes the servlet initialization parameters to the init() method. The init() must be called by the servlet container
