1 files changed, 58 insertions, 0 deletions
diff --git a/lib/public/Files/Lock/ILockProvider.php b/lib/public/Files/Lock/ILockProvider.php
new file mode 100644
index 00000000000..5df28aaef44
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+++ b/lib/public/Files/Lock/ILockProvider.php
@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2022 Julius Härtl <jus@bitgrid.net>
+ *
+ * @author Julius Härtl <jus@bitgrid.net>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCP\Files\Lock;
+
+use OCP\PreConditionNotMetException;
+
+/**
+ * @since 24.0.0
+ */
+interface ILockProvider {
+
+	/**
+	 * @throws PreConditionNotMetException
+	 * @throws NoLockProviderException
+	 * @psalm-return list<ILock>
+	 * @since 24.0.0
+	 */
+	public function getLocks(int $fileId): array;
+
+	/**
+	 * @throws PreConditionNotMetException
+	 * @throws OwnerLockedException
+	 * @throws NoLockProviderException
+	 * @since 24.0.0
+	 */
+	public function lock(LockScope $lockInfo): ILock;
+
+	/**
+	 * @throws PreConditionNotMetException
+	 * @throws NoLockProviderException
+	 * @since 24.0.0
+	 */
+	public function unlock(LockScope $lockInfo): void;
+}