Repeating try / catch block

gistfile1.php

$sleep = 1;
$attempts = 3;

for ($attempt = 0; $attempt < $attempts; $attempt++)
{
	try
	{
		// ...
	}
	
	catch (Exception $e)
	{
		Log::warning('Triggered exception at attempt #'.($attempt+1).'.');
		
		if ($attempt < $attempts - 1)
		{
			sleep($sleep);
		}
		
		else
		{
			Log::error('Giving up after '.($attempt+1).' attempts.');
			throw new Exception($e->getMessage());
		}
	}
}