collection.php

<?php
namespace Bitrix\Perfmon\Sql;
 
class Collection
{
    private $list = [];
 
    public function add(BaseObject $object)
    {
        $this->list[] = $object;
    }
 
    public function set($index, BaseObject $object)
    {
        $this->list[$index] = $object;
    }
 
    public function search($name)
    {
        foreach ($this->list as $object)
        {
            if ($object->compareName($name) == 0)
            {
                return $object;
            }
        }
        return null;
    }
 
    public function searchIndex($name)
    {
        foreach ($this->list as $i => $object)
        {
            if ($object->compareName($name) == 0)
            {
                return $i;
            }
        }
        return null;
    }
 
    public function getList()
    {
        return $this->list;
    }
 
    public function compare(Collection $targetList, $compareBody = true)
    {
        $difference = [];
        foreach ($this->list as $source)
        {
            if (!$targetList->search($source->name))
            {
                $difference[] = [
                    $source,
                    null,
                ];
            }
        }
        foreach ($targetList->list as $target)
        {
            $source = $this->search($target->name);
            if (!$source)
            {
                $difference[] = [
                    null,
                    $target,
                ];
            }
            elseif (
                !$compareBody
                || $source->body !== $target->body
            )
            {
                $difference[] = [
                    $source,
                    $target,
                ];
            }
        }
        return $difference;
    }
}