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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.
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.
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.
6 gru 2023 · The init keyword defines an accessor method in a property or indexer. An init-only setter assigns a value to the property or the indexer element only during object construction. An init enforces immutability, so that once the object is initialized, it can't be changed.
28 sty 2022 · 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.if the integer is 0 or positive: The servlet marked with lower integers are loaded before
14 maj 2024 · The init method must complete successfully before the servlet can receive any requests. The servlet container cannot place the servlet into service if the init method either throws a ServletException or does not return within a time period defined by the Web server. public void init() throws ServletException {
14 sie 2009 · Servlet containers typically use the Class.newInstance() method to load servlets, so you must be careful to add an explicit default constructor if you add non-default constructors. source: http://www.codestyle.org/java/servlets/FAQ.shtml
