SingletonTrait::instance() - Code Metrics - winframework/winphp - Measure and Improve Code Quality continuously with Scrutinizer

SingletonTrait::instance() A
last analyzed 2020-06-14 18:11 UTC

↳ Parent: SingletonTrait

Complexity

Conditions	2
Paths	2

Size

Total Lines	10
Code Lines	6

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	2
eloc	6
nc	2
nop	1
dl	0
loc	10
rs	10
c	0
b	0
f	0

<?php

namespace Win\Common\Traits;

use Win\Common\DependenceInjector;

/**
 * Implementa Design Pattern Singleton
 *
 * Ao utilizar o método instance(), DependenceInjector irá buscar a classe correspondente
 * @see DependenceInjector
 * Isso possibilita criar sub-classes sem comprometer as dependências da classe original
 */
trait SingletonTrait
{
	/**
	 * Array com todas as instâncias
	 * @var array
	 */
	protected static $instance = [];

	/**
	 * Retorna a instância da Classe
	 * Diferentes $alias retornam diferentes instâncias
	 * @param string $alias
	 * @return static
	 */
	public static function instance($alias = 'default')
	{
		$class = get_called_class();
		if (!isset(static::$instance[$class][$alias])) {
			$classDi = static::getClassDi();
			$instance = new $classDi();
			static::$instance[$class][$alias] = $instance;
		}

		return static::$instance[$class][$alias];
	}

	/**
	 * Retorna o nome a classe que deverá ser usada no $instance
	 * @return string
	 */
	protected static function getClassDi()
	{
		return DependenceInjector::getClassDi(get_called_class());
	}

	/**
	 * Não se deve usar o construtor de um objeto Singleton
	 */
	final private function __construct()
	{
		/* its not possible */
	}
}


1			<?php
2
3			namespace Win\Common\Traits;
4
5			use Win\Common\DependenceInjector;
6
7			/**
8			* Implementa Design Pattern Singleton
9			*
10			* Ao utilizar o método instance(), DependenceInjector irá buscar a classe correspondente
11			* @see DependenceInjector
12			* Isso possibilita criar sub-classes sem comprometer as dependências da classe original
13			*/
14			trait SingletonTrait
15			{
16			/**
17			* Array com todas as instâncias
18			* @var array
19			*/
20			protected static $instance = [];
21
22			/**
23			* Retorna a instância da Classe
24			* Diferentes $alias retornam diferentes instâncias
25			* @param string $alias
26			* @return static
27			*/
28			public static function instance($alias = 'default')
29			{
30			$class = get_called_class();
31			if (!isset(static::$instance[$class][$alias])) {
32			$classDi = static::getClassDi();
33			$instance = new $classDi();
34			static::$instance[$class][$alias] = $instance;
35			}
36
37			return static::$instance[$class][$alias];
38			}
39
40			/**
41			* Retorna o nome a classe que deverá ser usada no $instance
42			* @return string
43			*/
44			protected static function getClassDi()
45			{
46			return DependenceInjector::getClassDi(get_called_class());
47			}
48
49			/**
50			* Não se deve usar o construtor de um objeto Singleton
51			*/
52			final private function __construct()
53			{
54			/* its not possible */
55			}
56			}
57

winframework / winphp

SingletonTrait::instance() A last analyzed 2020-06-14 18:11 UTC

Complexity

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SingletonTrait::instance() A
last analyzed 2020-06-14 18:11 UTC