/**
* {@inheritDoc}
* @return $this
*/
public function groupBy($callback)
{
$callback = $this->propertyExtractor($callback);
$group = new Dictionary();
foreach ($this as $value) {
$key = $callback($value);
if (!$group->containsKey($key)) {
$element = $this instanceof VectorInterface ? new static([$value]) : new ArrayList([$value]);
$group->add($key, $element);
} else {
$value = $group->get($key)->add($value);
$group->set($key, $value);
}
}
return $group;
}
public function testTryGetDefaultValue()
{
$this->coll->add('key', 'testing');
$value = $this->coll->tryGet('key2', 'testingValue');
$this->assertEquals('testingValue', $value);
}
/**
* Adiciona uma estratégia no controlador de estratégias.
*
* @param $name Nome da estratégia
* @param $strategies Array de estratégias
*/
public function addStrategy($name, $strategies)
{
$this->dictionary->add($name, $strategies);
}
/**
* Register a service
* @param ServiceInterface $service The service object
* @return $this
* @throws \Collections\Exception\KeyException
*/
public function registerService(ServiceInterface $service)
{
$this->services->add($service->getType(), $service);
return $this;
}