src/aphront/handler/AphrontRequestExceptionHandler.php

   1 <?php
   2
   3 /**
   4  * React to an unhandled exception escaping request handling in a controller
   5  * and convert it into a response.
   6  *
   7  * These handlers are generally used to render error pages, but they may
   8  * also perform more specialized handling in situations where an error page
   9  * is not appropriate.
  10  */
  11 abstract class AphrontRequestExceptionHandler extends Phobject {
  12
  13   abstract public function getRequestExceptionHandlerPriority();
  14
  15   abstract public function canHandleRequestThrowable(
  16     AphrontRequest $request,
  17     $throwable);
  18
  19   abstract public function handleRequestThrowable(
  20     AphrontRequest $request,
  21     $throwable);
  22
  23   final public static function getAllHandlers() {
  24     return id(new PhutilClassMapQuery())
  25       ->setAncestorClass(__CLASS__)
  26       ->setSortMethod('getRequestExceptionHandlerPriority')
  27       ->execute();
  28   }
  29
  30 }