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Merge "Reset the Experimental WebView property per build" into klp-dev

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This commit is contained in:
Jonathan Dixon
2013-08-22 04:59:56 +00:00
committed by Android (Google) Code Review
parent 8c128abe9c b7d5cbc007
commit 39c9c63295
1 changed files with 16 additions and 7 deletions
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23
core/java/android/webkit/WebViewFactory.java
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@@ -29,13 +29,18 @@ import android.util.Log;
*/
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.exp_on";
private static final String EXPERIMENTAL_PROPERTY_DEFAULT_ON =
"persist.sys.webview." + Build.ID;
// Modify the persisted property name when the experiment is on-by-default, so that any user
// setting override lives in a different property namespace.
private static final String WEBVIEW_EXPERIMENTAL_PROPERTY = DEFAULT_TO_EXPERIMENTAL_WEBVIEW ?
EXPERIMENTAL_PROPERTY_DEFAULT_ON : EXPERIMENTAL_PROPERTY_DEFAULT_OFF;
// 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";
@@ -80,8 +85,7 @@ public final class WebViewFactory {
/** @hide */
public static void setUseExperimentalWebView(boolean enable) {
SystemProperties.set(WebViewFactory.WEBVIEW_EXPERIMENTAL_PROPERTY,
enable ? "true" : "false");
SystemProperties.set(WEBVIEW_EXPERIMENTAL_PROPERTY, enable ? "true" : "false");
Log.i(LOGTAG, "Use Experimental WebView changed: "
+ SystemProperties.get(WebViewFactory.WEBVIEW_EXPERIMENTAL_PROPERTY, ""));
}
@@ -92,6 +96,11 @@ public final class WebViewFactory {
DEFAULT_TO_EXPERIMENTAL_WEBVIEW);
}
/** @hide */
public static boolean isUseExperimentalWebViewSet() {
return !SystemProperties.get(WEBVIEW_EXPERIMENTAL_PROPERTY).isEmpty();
}
static WebViewFactoryProvider getProvider() {
synchronized (sProviderLock) {
// For now the main purpose of this function (and the factory abstraction) is to keep