PhutilAggregateException.php
4f9915ecac81stable

PhutilAggregateException.php
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			<?php

			/**
			* Exception that aggregates other exceptions into a single exception. For
			* example, if you have several objects which can perform a task and just want
			* at least one of them to succeed, you can do something like this:
			*
			* $exceptions = array();
			* $success = false;
			* foreach ($engines as $engine) {
			* try {
			* $engine->doSomething();
			* $success = true;
			* break;
			* } catch (Exception $ex) {
			* $exceptions[get_class($engine)] = $ex;
			* }
			* }
			*
			* if (!$success) {
			* throw new PhutilAggregateException("All engines failed:", $exceptions);
			* }
			*
			* @concrete-extensible
			* @group error
			*/
			class PhutilAggregateException extends Exception {

			private $exceptions = array();

			public function __construct($message, array $other_exceptions) {
			// We don't call assert_instances_of($other_exceptions, 'Exception') to not
			// throw another exception in this exception.

			$this->exceptions = $other_exceptions;

			$full_message = array();
			$full_message[] = $message;
			foreach ($other_exceptions as $key => $exception) {
			$ex_message =
			(is_string($key) ? $key.': ' : '').
			get_class($exception).': '.
			$exception->getMessage();
			$ex_message = ' - '.str_replace("\n", "\n ", $ex_message);

			$full_message[] = $ex_message;
			}

			parent::__construct(implode("\n", $full_message), count($other_exceptions));
			}

			public function getExceptions() {
			return $this->exceptions;
			}

			}