JMS\Serializer\Handler\LazyHandlerRegistry

Complexity

Total Complexity

11

Size/Duplication

Total Lines	39
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	2

Test Coverage

Coverage

85%

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	9	4
A	registerHandler()	0	5	1
B	getHandler()	0	17	6

<?php

/*
 * Copyright 2016 Johannes M. Schmitt <schmittjoh@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace JMS\Serializer\Handler;

use Psr\Container\ContainerInterface as PsrContainerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

class LazyHandlerRegistry extends HandlerRegistry
{
    private $container;
    private $initializedHandlers = array();

    public function __construct($container, array $handlers = array())
    {
        if (!$container instanceof PsrContainerInterface && !$container instanceof ContainerInterface) {
            throw new \InvalidArgumentException(sprintf('The container must be an instance of %s or %s (%s given).', PsrContainerInterface::class, ContainerInterface::class, is_object($container) ? get_class($container) : gettype($container)));
        }

        parent::__construct($handlers);
        $this->container = $container;
    }

    public function registerHandler($direction, $typeName, $format, $handler)
    {
        parent::registerHandler($direction, $typeName, $format, $handler);
        unset($this->initializedHandlers[$direction][$typeName][$format]);
    }

    public function getHandler($direction, $typeName, $format)
    {
        if (isset($this->initializedHandlers[$direction][$typeName][$format])) {
            return $this->initializedHandlers[$direction][$typeName][$format];
        }

        if (!isset($this->handlers[$direction][$typeName][$format])) {
            return null;
        }

        $handler = $this->handlers[$direction][$typeName][$format];
        if (is_array($handler) && is_string($handler[0]) && $this->container->has($handler[0])) {
            $handler[0] = $this->container->get($handler[0]);
        }

        return $this->initializedHandlers[$direction][$typeName][$format] = $handler;
    }
}