1 files changed, 33 insertions, 0 deletions
diff --git a/lib/public/AppFramework/Services/InitialStateProvider.php b/lib/public/AppFramework/Services/InitialStateProvider.php
new file mode 100644
index 00000000000..d1607bc2262
--- /dev/null
+++ b/lib/public/AppFramework/Services/InitialStateProvider.php
@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OCP\AppFramework\Services;
+
+/**
+ * @since 21.0.0
+ */
+abstract class InitialStateProvider implements \JsonSerializable {
+	/**
+	 * @since 21.0.0
+	 */
+	abstract public function getKey(): string;
+
+	/**
+	 * @since 21.0.0
+	 */
+	abstract public function getData();
+
+	/**
+	 * @since 21.0.0
+	 * @return mixed
+	 */
+	#[\ReturnTypeWillChange]
+	final public function jsonSerialize() {
+		return $this->getData();
+	}
+}