Ndrx\Profiler\Collectors\Data\CpuUsage

Complexity

Total Complexity

7

Size/Duplication

Total Lines	61
Duplicated Lines	4.92 %

Coupling/Cohesion

Components	1
Dependencies	1

Test Coverage

Coverage

88.89%

Importance

Changes	5
Bugs	1	Features	0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	6	1
A	getUsage()	0	13	2
A	resolve()	0	4	1
A	validate()	3	6	2
A	getPath()	0	4	1

<?php
/**
 * Created by PhpStorm.
 * User: arnaud
 * Date: 01/11/15
 * Time: 20:43
 */

namespace Ndrx\Profiler\Collectors\Data;

use Ndrx\Profiler\Collectors\Collector;
use Ndrx\Profiler\Collectors\Contracts\FinalCollectorInterface;
use Ndrx\Profiler\DataSources\Contracts\DataSourceInterface;
use Ndrx\Profiler\JsonPatch;
use Ndrx\Profiler\Process;
use Ndrx\Profiler\Renderer\BarRenderableInterface;

class CpuUsage extends Collector implements FinalCollectorInterface, BarRenderableInterface
{
    protected $initialCpuUsage;
    /**
     * EventsDataSource constructor.
     */
    public function __construct(Process $process, DataSourceInterface $dataSource, JsonPatch $jsonPatch = null)
    {
        $this->initialCpuUsage = $this->getUsage();

        parent::__construct($process, $dataSource, $jsonPatch);
    }

    protected function getUsage()
    {
        /*
         * getrusage is not available on windows with php < 7
         */
        if (!function_exists('getrusage')) {
            return 0;
        }

        $cpu =  getrusage();

        return $cpu["ru_utime.tv_sec"] * 1e6 + $cpu["ru_utime.tv_usec"];
    }

    /**
     * Fetch data
     * @return mixed
     */
    public function resolve()
    {
        $this->data =  $this->getUsage() - $this->initialCpuUsage;
    }


    public function validate()
    {
        if (!is_numeric($this->data)) {

This code seems to be duplicated across your project.

            throw new \LogicException('Duration must be a numeric ' . json_encode($this->data) . ' given');
        }
    }

    /**
     * The path in the final json
     * @example
     *  path /aa/bb
     *  will be transformed to
     *  {
     *     aa : {
     *              bb: <VALUE OF RESOLVE>
     *       }
     *  }
     * @return string
     */
    public function getPath()
    {
        return 'cpu';
    }
}