Merge "Explicitly wait for the WebView Zygote." into oc-dev (60237ac5) · Commits · e / os / android_frameworks_base

core/java/android/webkit/WebViewZygote.java

+25 −1

Original line number	Diff line number	Diff line
		@@ -40,6 +40,7 @@ public class WebViewZygote {

		private static final String WEBVIEW_ZYGOTE_SERVICE_32 = "webview_zygote32";
		private static final String WEBVIEW_ZYGOTE_SERVICE_64 = "webview_zygote64";
		private static final String WEBVIEW_ZYGOTE_SOCKET = "webview_zygote";

		/**
		* Lock object that protects all other static members.
		@@ -202,7 +203,7 @@ public class WebViewZygote {
		}

		try {
		sZygote = new ZygoteProcess("webview_zygote", null);
		sZygote = new ZygoteProcess(WEBVIEW_ZYGOTE_SOCKET, null);

		// All the work below is usually done by LoadedApk, but the zygote can't talk to
		// PackageManager or construct a LoadedApk since it's single-threaded pre-fork, so
		@@ -217,6 +218,8 @@ public class WebViewZygote {
		final String zip = (zipPaths.size() == 1) ? zipPaths.get(0) :
		TextUtils.join(File.pathSeparator, zipPaths);

		waitForZygote();

		Log.d(LOGTAG, "Preloading package " + zip + " " + librarySearchPath);
		sZygote.preloadPackageForAbi(zip, librarySearchPath, sPackageCacheKey,
		Build.SUPPORTED_ABIS[0]);
		@@ -225,4 +228,25 @@ public class WebViewZygote {
		sZygote = null;
		}
		}

		/**
		* Wait until a connection to the Zygote can be established.
		*/
		private static void waitForZygote() {
		while (true) {
		try {
		final ZygoteProcess.ZygoteState zs =
		ZygoteProcess.ZygoteState.connect(WEBVIEW_ZYGOTE_SOCKET);
		zs.close();
		break;
		} catch (IOException ioe) {
		Log.w(LOGTAG, "Got error connecting to zygote, retrying. msg= " + ioe.getMessage());
		}

		try {
		Thread.sleep(1000);
		} catch (InterruptedException ie) {
		}
		}
		}
		}