* @hide
*/
public final class WebViewFactory {
- private static final boolean DEFAULT_TO_EXPERIMENTAL_WEBVIEW = true;
- // REMEMBER: property names must be <= 31 chars total.
- private static final String EXPERIMENTAL_PROPERTY_DEFAULT_OFF = "persist.sys.webview.exp";
- private static final String EXPERIMENTAL_PROPERTY_DEFAULT_ON =
- "persist.sys.webview." + Build.ID;
-
- // Modify the persisted property name when the new webview is on-by-default, so that any user
- // setting override only lives as long as that build.
- private static final String LONG_PROPERTY_NAME = DEFAULT_TO_EXPERIMENTAL_WEBVIEW ?
- EXPERIMENTAL_PROPERTY_DEFAULT_ON : EXPERIMENTAL_PROPERTY_DEFAULT_OFF;
- private static final String WEBVIEW_EXPERIMENTAL_PROPERTY =
- LONG_PROPERTY_NAME.length() > SystemProperties.PROP_NAME_MAX ?
- LONG_PROPERTY_NAME.substring(0, SystemProperties.PROP_NAME_MAX) : LONG_PROPERTY_NAME;
private static final String FORCE_PROVIDER_PROPERTY = "webview.force_provider";
private static final String FORCE_PROVIDER_PROPERTY_VALUE_CHROMIUM = "chromium";
private static final Object sProviderLock = new Object();
public static boolean isExperimentalWebViewAvailable() {
- try {
- // Pass false so we don't initialize the class at this point, as this will be wasted if
- // it's not enabled.
- Class.forName(CHROMIUM_WEBVIEW_FACTORY, false, WebViewFactory.class.getClassLoader());
- return true;
- } catch (ClassNotFoundException e) {
- return false;
- }
+ // TODO: Remove callers of this method then remove it.
+ return false; // Hide the toggle in Developer Settings.
}
/** @hide */
public static void setUseExperimentalWebView(boolean enable) {
- SystemProperties.set(WEBVIEW_EXPERIMENTAL_PROPERTY, enable ? "true" : "false");
- Log.i(LOGTAG, "Use Experimental WebView changed: "
- + SystemProperties.get(WebViewFactory.WEBVIEW_EXPERIMENTAL_PROPERTY, ""));
+ // TODO: Remove callers of this method then remove it.
}
/** @hide */
public static boolean useExperimentalWebView() {
- return SystemProperties.getBoolean(WEBVIEW_EXPERIMENTAL_PROPERTY,
- DEFAULT_TO_EXPERIMENTAL_WEBVIEW);
+ // TODO: Remove callers of this method then remove it.
+ return isChromiumWebViewEnabled();
}
/** @hide */
public static boolean isUseExperimentalWebViewSet() {
- return !SystemProperties.get(WEBVIEW_EXPERIMENTAL_PROPERTY).isEmpty();
+ // TODO: Remove callers of this method then remove it.
+ return false; // User has not modifed Developer Settings
}
static WebViewFactoryProvider getProvider() {
// We allow a system property to specify that we should use the experimental Chromium powered
// WebView. This enables us to switch between implementations at runtime.
- private static boolean isExperimentalWebViewEnabled() {
- if (!isExperimentalWebViewAvailable()) return false;
+ private static boolean isChromiumWebViewEnabled() {
String forceProviderName = SystemProperties.get(FORCE_PROVIDER_PROPERTY);
- if (forceProviderName.isEmpty()) return useExperimentalWebView();
+ if (forceProviderName.isEmpty()) return true;
Log.i(LOGTAG, String.format("Provider overridden by property: %s=%s",
FORCE_PROVIDER_PROPERTY, forceProviderName));
if (forceProviderName.equals(FORCE_PROVIDER_PROPERTY_VALUE_CHROMIUM)) return true;
if (forceProviderName.equals(FORCE_PROVIDER_PROPERTY_VALUE_CLASSIC)) return false;
Log.e(LOGTAG, String.format("Unrecognized provider: %s", forceProviderName));
- return useExperimentalWebView();
+ return true;
}
private static Class<WebViewFactoryProvider> getFactoryClass() throws ClassNotFoundException {
- if (isExperimentalWebViewEnabled()) {
+ if (isChromiumWebViewEnabled()) {
return (Class<WebViewFactoryProvider>) Class.forName(CHROMIUM_WEBVIEW_FACTORY);
} else {
return (Class<WebViewFactoryProvider>) Class.forName(DEFAULT_WEBVIEW_FACTORY);