Products Web Progressive Web Apps Training Caching Files with Service Worker Caching provides a mechanism for storing request/response object pairs in the browser. This video covers the basics of the Cache API and outlines a few common patterns for caching resources. Watch video on YouTube View slides on Google Docs Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated May 2, 2017.