WebView API for Ads を統合する

import android.webkit.CookieManager;
import android.webkit.WebView;
import com.google.android.gms.ads.MobileAds;

public class MainActivity extends AppCompatActivity {
  private WebView webView;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    webView = findViewById(R.id.webview);

    // Let the web view accept third-party cookies.
    CookieManager.getInstance().setAcceptThirdPartyCookies(webView, true);
    // Let the web view use JavaScript.
    webView.getSettings().setJavaScriptEnabled(true);
    // Let the web view access local storage.
    webView.getSettings().setDomStorageEnabled(true);
    // Let HTML videos play automatically.
    webView.getSettings().setMediaPlaybackRequiresUserGesture(false);

    // Register the web view.
    MobileAds.registerWebView(webView);
  }
}

import android.webkit.CookieManager
import android.webkit.WebView
import com.google.android.gms.ads.MobileAds

class MainActivity : AppCompatActivity() {
  lateinit var webView: WebView

  override fun onCreate(savedInstanceState: Bundle?) {
    super.onCreate(savedInstanceState)
    setContentView(R.layout.activity_main)
    webView = findViewById(R.id.webview)

    // Enable third-party cookies.
    CookieManager.getInstance().setAcceptThirdPartyCookies(webView, true)
    // Enable JavaScript in the WebView.
    webView.settings.javaScriptEnabled = true
    // Enable DOM storage in the WebView.
    webView.settings.domStorageEnabled = true
    // Enable videos to play automatically.
    webView.settings.mediaPlaybackRequiresUserGesture = false

    // Register the web view.
    MobileAds.registerWebView(webView)
  }
}