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<?php
/*
* This file is part of Mustache.php.
*
* (c) 2010-2017 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Abstract Mustache Cache class.
*
* Provides logging support to child implementations.
*
* @abstract
*/
abstract class Mustache_Cache_AbstractCache implements Mustache_Cache
{
private $logger = null;
/**
* Get the current logger instance.
*
* @return Mustache_Logger|Psr\Log\LoggerInterface
*/
public function getLogger()
{
return $this->logger;
}
/**
* Set a logger instance.
*
* @param Mustache_Logger|Psr\Log\LoggerInterface $logger
*/
public function setLogger($logger = null)
{
if ($logger !== null && !($logger instanceof Mustache_Logger || is_a($logger, 'Psr\\Log\\LoggerInterface'))) {
throw new Mustache_Exception_InvalidArgumentException('Expected an instance of Mustache_Logger or Psr\\Log\\LoggerInterface.');
}
$this->logger = $logger;
}
/**
* Add a log record if logging is enabled.
*
* @param int $level The logging level
* @param string $message The log message
* @param array $context The log context
*/
protected function log($level, $message, array $context = array())
{
if (isset($this->logger)) {
$this->logger->log($level, $message, $context);
}
}
}