ServletErrorListener (IBM WebSphere Application Server, Release 8.5)

All Superinterfaces:

java.util.EventListener
```
public interface ServletErrorListener
extends java.util.EventListener
```
Event listener interface used to receive notifications about servlet errors.

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`onServletDestroyError(ServletErrorEvent evt)` Triggered when an error occurs while executing the servlet's destroy() method.
`void`	`onServletInitError(ServletErrorEvent evt)` Triggered when an error occurs while executing the servlet's init() method.
`void`	`onServletServiceDenied(ServletErrorEvent evt)` Triggered when a servlet request for service has been denied.
`void`	`onServletServiceError(ServletErrorEvent evt)` Triggered when an error occurs while executing the servlet's service() method.

- Method Detail
  - onServletInitError
```
void onServletInitError(ServletErrorEvent evt)
```
    Triggered when an error occurs while executing the servlet's init() method. This method will be triggered if the servlet throws an exception from its init() method.
    
    See Also:
    Servlet.init(javax.servlet.ServletConfig)
  - onServletServiceError
```
void onServletServiceError(ServletErrorEvent evt)
```
    Triggered when an error occurs while executing the servlet's service() method. This method will be triggered if the servlet throws an exception from its service() method or if the servlet calls the response.sendError() method.
    
    See Also:
    HttpServletResponse.sendError(int), Servlet.service(javax.servlet.ServletRequest, javax.servlet.ServletResponse)
  - onServletDestroyError
```
void onServletDestroyError(ServletErrorEvent evt)
```
    Triggered when an error occurs while executing the servlet's destroy() method. This method will be triggered if the servlet throws an exception from its destroy() method.
    
    See Also:
    Servlet.destroy()
  - onServletServiceDenied
```
void onServletServiceDenied(ServletErrorEvent evt)
```
    Triggered when a servlet request for service has been denied. This event occurs when a request is received for a servlet, but the servlet is not available to process the request. This is typically triggered when the servlet throws an UnavailableException or if the servlet calls the response.sendError() method with an error code of SC_SERVICE_UNAVAILABLE.
    
    See Also:
    HttpServletResponse.SC_SERVICE_UNAVAILABLE, HttpServletResponse.sendError(int), UnavailableException

onServletInitError

onServletServiceError

onServletDestroyError

onServletServiceDenied