getContainerLoader example

if (false === @mkdir($dir, 0777, true) && !is_dir($dir)) {
                    throw new \RuntimeException(sprintf('Unable to create the "%s" directory (%s).', $name, $dir));
                }
            } elseif (!is_writable($dir)) {
                throw new \RuntimeException(sprintf('Unable to write in the "%s" directory (%s).', $name, $dir));
            }
        }

        $container = $this->getContainerBuilder();
        $container->addObjectResource($this);
        $this->prepareContainer($container);
        $this->registerContainerConfiguration($this->getContainerLoader($container));

        $container->addCompilerPass(new AddAnnotatedClassesToCachePass($this));

        return $container;
    }

    /** * Prepares the ContainerBuilder before it is compiled. * * @return void */
    

if (false === @mkdir($dir, 0777, true) && !is_dir($dir)) {
                    throw new \RuntimeException(sprintf('Unable to create the "%s" directory (%s).', $name, $dir));
                }
            } elseif (!is_writable($dir)) {
                throw new \RuntimeException(sprintf('Unable to write in the "%s" directory (%s).', $name, $dir));
            }
        }

        $container = $this->getContainerBuilder();
        $container->addObjectResource($this);
        $this->prepareContainer($container);
        $this->registerContainerConfiguration($this->getContainerLoader($container));

        $container->addCompilerPass(new AddAnnotatedClassesToCachePass($this));

        return $container;
    }

    /** * Prepares the ContainerBuilder before it is compiled. * * @return void */
    

throw new RuntimeException(sprintf("Unable to create the %s directory (%s)\n", $name, $dir));
                }
            } elseif (!is_writable($dir)) {
                throw new RuntimeException(sprintf("Unable to write in the %s directory (%s)\n", $name, $dir));
            }
        }

        $container = $this->getContainerBuilder();
        $container->addObjectResource($this);
        $this->prepareContainer($container);

        if (null !== $cont = $this->registerContainerConfiguration($this->getContainerLoader($container))) {
            $container->merge($cont);
        }

        return $container;
    }

    /** * Prepares the ContainerBuilder before it is compiled. * * @param ContainerBuilder $container A ContainerBuilder instance * * @throws Exception */