Products Google APIs for Android Reference MediationInterstitialAd public interface MediationInterstitialAd Mediated interstitial ad from an interstitial Adapter. Public Method Summary abstract void showAd(Context context) Shows the interstitial. Public Methods public abstract void showAd (Context context) Shows the interstitial. 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 March 13, 2019.