JimmyOak\Collection\TypedCollection

Complexity

Total Complexity

8

Size/Duplication

Total Lines	63
Duplicated Lines	0 %

Coupling/Cohesion

Components	2
Dependencies	3

Importance

Changes

0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	getObjectType()	0	4	1
A	setObjectType()	0	6	1
A	offsetSet()	0	6	1
A	offsetGet()	0	8	2
A	guardAgainstNotValidObjectType()	0	6	2

<?php

namespace JimmyOak\Collection;

use JimmyOak\Exception\Collection\NotValidObjectTypeException;
use JimmyOak\Exception\Collection\UndefinedOffsetException;
use Traversable;

class TypedCollection extends Collection
{
    /**
     * @var string
     */
    private $objectType;

    /**
     * @param string $objectType
     */
    public function __construct($objectType)
    {
        $this->setObjectType($objectType);
    }

    /**
     * @return string
     */
    public function getObjectType()
    {
        return $this->objectType;
    }

    /**
     * @param string $objectType
     *
     * @return $this
     */
    protected function setObjectType($objectType)
    {
        $this->objectType = $objectType;

        return $this;
    }

    public function offsetSet($offset, $value)
    {
        $this->guardAgainstNotValidObjectType($value);

        parent::offsetSet($offset, $value);
    }

    public function offsetGet($offset)
    {
        if (!isset($this->collection[$offset])) {
            throw new UndefinedOffsetException();
        }

        return parent::offsetGet($offset);
    }

    /**
     * @param $value
     *
     * @throws NotValidObjectTypeException
     */
    private function guardAgainstNotValidObjectType($value)
    {
        if (!$value instanceof $this->objectType) {
            throw new NotValidObjectTypeException();
        }
    }
}