banker/src/LoggerTrait.php

65 lines
1.2 KiB
PHP

<?php declare(strict_types=1);
/**
* Banker
*
* A Caching library implementing psr/cache
*
* PHP version 7.0
*
* @package Banker
* @author Timothy J. Warren <tim@timshomepage.net>
* @copyright 2016 - 2017 Timothy J. Warren
* @license http://www.opensource.org/licenses/mit-license.html MIT License
* @version 1.0.1
* @link https://git.timshomepage.net/timw4mail/banker
*/
namespace Aviat\Banker;
use Psr\Log\{
LoggerAwareTrait,
LoggerInterface,
LogLevel,
NullLogger
};
/**
* Trait for keeping track of logger objects
*/
trait LoggerTrait {
use LoggerAwareTrait;
/**
* Return the existing logger instance or
* a NullLogger, if no instance set
*
* @return LoggerInterface
*/
protected function getLogger()
{
if ($this->logger === NULL)
{
$this->logger = new NullLogger();
}
return $this->logger;
}
/**
* Set a logger to keep track of errors
*
* @param LoggerInterface $logger
* @return self
*/
public function setLogger(LoggerInterface $logger)
{
$this->logger = $logger;
// Set the logger for the current driver too
if (isset($this->driver))
{
$this->driver->setLogger($logger);
}
return $this;
}
}