Dependency Injection using traits

gistfile1.php

<?php
class Container
{
	protected $container = array();

	public function get($name)
	{
		return $this->container[$name];
	}

	public function set($name, $service)
	{
		$this->container[$name] = $service;
	}
}

interface ContainerAwareInterface
{
	function setContainer($container);
}

trait ContainerAware {
	protected $container;

	function setContainer($container)
	{
		$this->container = $container;
	}
}

class Test implements ContainerAwareInterface
{
	use ContainerAware;

	public function __construct()
	{
		print 'hello<br/>';
	}

	public function testContainer()
	{
		print $this->container->get('dummy');
	}
}

$container = new Container();
$container->set('dummy', 'test from container');

$test = new Test();

if ($test instanceof ContainerAwareInterface) {
	$test->setContainer($container);
}
$test->testContainer();