| void | ServletListener. onServletAvailableForService(ServletEvent evt) | Triggered when the servlet has become available to process requests. | 
| void | ServletListener. onServletFinishDestroy(ServletEvent evt) | Triggered just after the execution of Servlet.destroy(). | 
| void | ServletListener. onServletFinishInit(ServletEvent evt) | Triggered just after the execution of Servlet.init(). | 
| void | ServletListener. onServletStartDestroy(ServletEvent evt) | Triggered just prior to the execution of Servlet.destroy(). | 
| void | ServletListener. onServletStartInit(ServletEvent evt) | Triggered just prior to the execution of Servlet.init(). | 
| void | ServletListener. onServletUnavailableForService(ServletEvent evt) | Triggered when the servlet has become unavailable to process requests. | 
| void | ServletListener. onServletUnloaded(ServletEvent evt) | Triggered when the servlet instance is permanently unloaded from the engine. |