Products Google Analytics Google Tag Manager Android v3 (Legacy) Reference ContainerOpener.Notifier public static interface ContainerOpener.Notifier Object that will receive a notification when a container is available for use. Public Method Summary abstract void containerAvailable(Container container) Public Methods public abstract void containerAvailable (Container container) Called with a container when the container is available for use. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 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 February 22, 2019.