class TestCacheBlock

Provides a block to test caching.

Plugin annotation

@Block(
  id = "test_cache",
  admin_label = @Translation("Test block caching")
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
  • class \Drupal\Component\Plugin\ContextAwarePluginBase extends \Drupal\Component\Plugin\PluginBase implements \Drupal\Component\Plugin\ContextAwarePluginInterface
    • class \Drupal\Core\Plugin\ContextAwarePluginBase extends \Drupal\Component\Plugin\ContextAwarePluginBase implements \Drupal\Core\Plugin\ContextAwarePluginInterface, \Drupal\Core\Cache\CacheableDependencyInterface uses \Drupal\Core\TypedData\TypedDataTrait, \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait
      • class \Drupal\Core\Block\BlockBase extends \Drupal\Core\Plugin\ContextAwarePluginBase implements \Drupal\Core\Block\BlockPluginInterface, \Drupal\Core\Plugin\PluginWithFormsInterface, \Drupal\Core\Render\PreviewFallbackInterface uses \Drupal\Core\Block\BlockPluginTrait, \Drupal\Core\Plugin\ContextAwarePluginAssignmentTrait
        • class \Drupal\block_test\Plugin\Block\TestCacheBlock extends \Drupal\Core\Block\BlockBase

Expanded class hierarchy of TestCacheBlock

File

core/modules/block/tests/modules/block_test/src/Plugin/Block/TestCacheBlock.php, line 15

Namespace

class TestCacheBlock extends BlockBase {
    
    /**
     * {@inheritdoc}
     */
    public function build() {
        $content = \Drupal::state()->get('block_test.content');
        $build = [];
        if (!empty($content)) {
            $build['#markup'] = $content;
        }
        return $build;
    }
    
    /**
     * {@inheritdoc}
     */
    public function getCacheContexts() {
        return \Drupal::state()->get('block_test.cache_contexts', []);
    }
    
    /**
     * {@inheritdoc}
     */
    public function getCacheMaxAge() {
        return \Drupal::state()->get('block_test.cache_max_age', parent::getCacheMaxAge());
    }

}

Members