sample behavior

api.php

<?php 

use yii\base\Component;
use yii\base\Behavior;

class api extends Components {


}

class APIBehavior extends Behavior
{
  function login(){}    
}

class Container extends Components {
  private $endpoint1;
  
  public function init (){
    $this->endpoint1 = new api;
    $this->endpoint1->addBehaviour('auth', new APIBehavior);
  }
}

class EContainer extends Container {
  private $endpoint2;
  
  public function init (){
    $this->endpoint2 = new api;
    $this->endpoint2->addBehaviour('auth', new APIBehavior);
  }
  public function request(){
  
  }
}