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<?php
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Error;
/**
* Error handler interface for TYPO3
*
* This file is a backport from TYPO3 Flow
*/
interface ErrorHandlerInterface
{
// Constants to make the implications of the PHP error handling API a bit more obvious.
public const ERROR_HANDLED = true;
public const PROPAGATE_ERROR = false;
/**
* Registers this class as default error handler
*
* If dependencies need to be added using injector methods, the error handler may
* also be registered later on, within the optional registerErrorHandler() method.
*
* @param int $errorHandlerErrors The integer representing the E_* error level which should be
*/
public function __construct($errorHandlerErrors);
/**
* Defines which error levels should result in an exception thrown.
*
* @param int $exceptionalErrors The integer representing the E_* error level to handle as exceptions
*/
public function setExceptionalErrors($exceptionalErrors);
/**
* Handles an error.
* If the error is registered as exceptionalError it will by converted into an exception, to be handled
* by the configured exceptionhandler. Additionally the error message is written to the configured logs.
* If application is backend, the error message is also added to the flashMessageQueue, in frontend the
* error message is displayed in the admin panel (as TsLog message).
*
* @param int $errorLevel The error level - one of the E_* constants
* @param string $errorMessage The error message
* @param string $errorFile Name of the file the error occurred in
* @param int $errorLine Line number where the error occurred
* @return bool
* @throws \TYPO3\CMS\Core\Error\Exception with the data passed to this method if the error is registered as exceptionalError
*/
public function handleError($errorLevel, $errorMessage, $errorFile, $errorLine);
}