PHP Classes

File: src/Generics/Logger/LoggerTrait.php

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  Classes of Maik Greubel   PHP Generics   src/Generics/Logger/LoggerTrait.php   Download  
File: src/Generics/Logger/LoggerTrait.php
Role: Class source
Content type: text/plain
Description: Trait for generic logging
Class: PHP Generics
Framework for accessing streams, sockets and logs
Author: By
Last change: Update of src/Generics/Logger/LoggerTrait.php
Date: 6 months ago
Size: 1,014 bytes
 

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<?php

/**
 * This file is part of the PHP Generics package.
 *
 * @package Generics
 */
namespace Generics\Logger;

use Psr\Log\LoggerInterface;
use Psr\Log\NullLogger;

/**
 * This trait provides common logger functionalitys
 *
 * @author Maik Greubel <greubel@nkey.de>
 */
trait LoggerTrait
{

    /**
     * Logger instance
     *
     * @var \Psr\Log\LoggerInterface
     */
    private $logger = null;

    /**
     *
     * {@inheritdoc}
     * @see \Psr\Log\LoggerAwareInterface::setLogger()
     */
    public function setLogger(LoggerInterface $logger)
    {
        $this->logger = $logger;
    }

    /**
     * Initialize the logger instance
     */
    private function initLogger()
    {
        if (null === $this->logger) {
            $this->logger = new NullLogger();
        }
    }

    /**
     * Retrieve the logger instance
     *
     * @return \Psr\Log\LoggerInterface
     */
    public function getLog()
    {
        $this->initLogger();
       
        return $this->logger;
    }
}