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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. Such as database connection or reading configuration data etc.
19 paź 2021 · init () method: The Servlet.init () method is called by the Servlet container to indicate that this Servlet instance is instantiated successfully and is about to put into service.
12 sty 2022 · Servlet – Load on startup. The element ‘ load-on-startup ‘ is used to load the servlet. The ‘ void init () ‘ method of servlet gets executed when the server gets started. The element content of ‘load-on-startup’ is Integer. if the integer is negative: The container loads servlet at any time.
8 sty 2024 · 1. Overview. Servlets are plain Java classes that run in a servlet container. HTTP servlets (a specific type of servlet) are first class citizens in Java web applications. The API of HTTP servlets is aimed at handling HTTP requests through the typical request-processing-response cycle, implemented in client-server protocols.
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.
What is the Servlet init() Method? The init() method plays a central role in the lifecycle of a servlet. But what exactly does it do? Simply put, the init() method initializes a servlet, setting the stage for its entire operation within a web application.
The init method is quite simple: it calls the super.init method to manage the ServletConfig object and log the initialization, and sets a private field. If the BookDBServlet used an actual database, instead of simulating one with an object, the init method would be more complex.
