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[yaffs-website] / web / core / modules / serialization / src / Normalizer / TimestampItemNormalizer.php

diff --git a/web/core/modules/serialization/src/Normalizer/TimestampItemNormalizer.php b/web/core/modules/serialization/src/Normalizer/TimestampItemNormalizer.php
new file mode 100644 (file)
index 0000000..704b22f
--- /dev/null
+++ b/web/core/modules/serialization/src/Normalizer/TimestampItemNormalizer.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace Drupal\serialization\Normalizer;
+
+use Drupal\Core\Field\Plugin\Field\FieldType\TimestampItem;
+use Symfony\Component\Serializer\Exception\InvalidArgumentException;
+
+/**
+ * Converts values for TimestampItem to and from common formats.
+ */
+class TimestampItemNormalizer extends FieldItemNormalizer {
+
+  use TimeStampItemNormalizerTrait;
+
+  /**
+   * The interface or class that this Normalizer supports.
+   *
+   * @var string
+   */
+  protected $supportedInterfaceOrClass = TimestampItem::class;
+
+  /**
+   * {@inheritdoc}
+   */
+  public function normalize($field_item, $format = NULL, array $context = []) {
+    $data = parent::normalize($field_item, $format, $context);
+
+    return $this->processNormalizedValues($data);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function denormalize($data, $class, $format = NULL, array $context = []) {
+    if (empty($data['value'])) {
+      throw new InvalidArgumentException('No "value" attribute present');
+    }
+
+    return parent::denormalize($data, $class, $format, $context);
+  }
+
+}