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vendor/sonata-project/cache/src/CacheElementInterface.php

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+<?php
+
+/*
+ * This file is part of the Sonata Project package.
+ *
+ * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Sonata\Cache;
+
+interface CacheElementInterface
+{
+    /**
+     * Returns the keys.
+     *
+     * @return array
+     */
+    public function getKeys(): array;
+
+    /**
+     * Returns the time to live.
+     *
+     * @return int
+     */
+    public function getTtl(): int;
+
+    /**
+     * Returns the data.
+     *
+     * @return mixed
+     */
+    public function getData();
+
+    /**
+     * Returns TRUE whether the cache is expired.
+     *
+     * @return bool
+     */
+    public function isExpired(): bool;
+
+    /**
+     * @return \DateTime
+     */
+    public function getExpirationDate(): \DateTimeInterface;
+
+    /**
+     * Returns the contextual keys.
+     *
+     * @return array
+     */
+    public function getContextualKeys(): array;
+}