cloud-8.x-2.0-beta1/modules/cloud_service_providers/openstack/src/InstanceListBuilder.php

<?php

namespace Drupal\openstack;

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityListBuilder;
use Drupal\Core\Link;

/**
 * Defines a class to build a listing of OpenStack Cloud Instance entities.
 *
 * @ingroup openstack
 */
class InstanceListBuilder extends EntityListBuilder {

  /**
   * {@inheritdoc}
   */
  public function buildHeader() {
    $header['id'] = $this->t('OpenStack Cloud Instance ID');
    $header['name'] = $this->t('Name');
    return $header + parent::buildHeader();
  }

  /**
   * {@inheritdoc}
   */
  public function buildRow(EntityInterface $entity) {
    /* @var \Drupal\openstack\Entity\Instance $entity */
    $row['id'] = $entity->id();
    $row['name'] = Link::createFromRoute(
      $entity->label(),
      'entity.openstack_cloud_instance.edit_form',
      [
        'openstack_cloud_instance' => $entity->id(),
        'cloud_context' => $entity->getCloudContext(),
      ]
    );
    return $row + parent::buildRow($entity);
  }

}