Merge "webview: implement new minimum version check." into main (82cfb600) · Commits · e / os / android_frameworks_base

core/java/android/webkit/WebViewFactoryProvider.java

+29 −4

Original line number	Diff line number	Diff line
		@@ -36,17 +36,32 @@ import java.util.List;
		*/
		@SystemApi
		public interface WebViewFactoryProvider {
		/** @hide */
		/**
		* Used as the requirement when Flags.useBEntryPoint() is false.
		* @hide
		*/
		int MINIMUM_SUPPORTED_TARGET_SDK = Build.VERSION_CODES.TIRAMISU;

		/**
		* Used as the requirement when Flags.useBEntryPoint() is true.
		* TODO: set to the actual minimum required version code - this is just the
		* version shipped in V.
		* @hide
		*/
		long MINIMUM_SUPPORTED_VERSION_CODE = 661308800L;

		/**
		* Returns whether the WebView implementation represented by {@code packageInfo}
		* is compatible with this version of Android.
		* @hide
		*/
		static boolean isCompatibleImplementationPackage(@NonNull PackageInfo packageInfo) {
		if (Flags.useBEntryPoint()) {
		return packageInfo.versionCode >= MINIMUM_SUPPORTED_VERSION_CODE;
		} else {
		return packageInfo.applicationInfo.targetSdkVersion >= MINIMUM_SUPPORTED_TARGET_SDK;
		}
		}

		/**
		* Returns a string describing the minimum requirement for a WebView implementation
		@@ -54,7 +69,13 @@ public interface WebViewFactoryProvider {
		* @hide
		*/
		static @NonNull String describeCompatibleImplementationPackage() {
		return TextUtils.formatSimple("Minimum targetSdkVersion: %d", MINIMUM_SUPPORTED_TARGET_SDK);
		if (Flags.useBEntryPoint()) {
		return TextUtils.formatSimple("Minimum versionCode for OS support: %d",
		MINIMUM_SUPPORTED_VERSION_CODE);
		} else {
		return TextUtils.formatSimple("Minimum targetSdkVersion: %d",
		MINIMUM_SUPPORTED_TARGET_SDK);
		}
		}

		/**
		@@ -63,8 +84,12 @@ public interface WebViewFactoryProvider {
		* @hide
		*/
		static @NonNull String getWebViewFactoryClassName() {
		if (Flags.useBEntryPoint()) {
		return "com.android.webview.chromium.WebViewChromiumFactoryProviderForB";
		} else {
		return "com.android.webview.chromium.WebViewChromiumFactoryProviderForT";
		}
		}

		/**
		* This Interface provides glue for implementing the backend of WebView static methods which

core/java/android/webkit/flags.aconfig

+8 −0

Original line number	Diff line number	Diff line
		@@ -42,3 +42,11 @@ flag {
		description: "New APIs required by File System Access"
		bug: "40101963"
		}

		flag {
		name: "use_b_entry_point"
		namespace: "webview"
		description: "Use B-specific entry point to WebView APK"
		bug: "373617389"
		is_fixed_read_only: true
		}

services/tests/servicestests/src/com/android/server/webkit/WebViewUpdateServiceTest.java

+52 −0

Original line number	Diff line number	Diff line
		@@ -25,9 +25,12 @@ import android.content.pm.PackageInfo;
		import android.content.pm.Signature;
		import android.os.Build;
		import android.os.Bundle;
		import android.platform.test.annotations.RequiresFlagsDisabled;
		import android.platform.test.annotations.RequiresFlagsEnabled;
		import android.platform.test.flag.junit.CheckFlagsRule;
		import android.platform.test.flag.junit.DeviceFlagsValueProvider;
		import android.util.Base64;
		import android.webkit.Flags;
		import android.webkit.WebViewFactory;
		import android.webkit.WebViewProviderInfo;
		import android.webkit.WebViewProviderResponse;
		@@ -1239,6 +1242,7 @@ public class WebViewUpdateServiceTest {
		* that packages targeting an older version are not valid.
		*/
		@Test
		@RequiresFlagsDisabled(Flags.FLAG_USE_B_ENTRY_POINT)
		public void testTargetSdkVersionValidity() {
		PackageInfo newSdkPackage = createPackageInfo("newTargetSdkPackage",
		true /* enabled /, true / valid /, true / installed */);
		@@ -1280,6 +1284,54 @@ public class WebViewUpdateServiceTest {
		1 /* first preparation phase */);
		}

		/**
		* Ensure that packages with a versionCode new enough for the current platform are valid, and
		* that older packages are not valid.
		*/
		@Test
		@RequiresFlagsEnabled(Flags.FLAG_USE_B_ENTRY_POINT)
		public void testVersionCodeOSCompatValidity() {
		PackageInfo newVersionPackage = createPackageInfo("newVersionPackage",
		true /* enabled /, true / valid /, true / installed */);
		newVersionPackage.setLongVersionCode(200L);
		PackageInfo currentVersionPackage = createPackageInfo("currentVersionPackage",
		true /* enabled /, true / valid /, true / installed */);
		currentVersionPackage.setLongVersionCode(100L);
		PackageInfo oldVersionPackage = createPackageInfo("oldVersionPackage",
		true /* enabled /, true / valid /, true / installed */);
		oldVersionPackage.setLongVersionCode(50L);

		WebViewProviderInfo newVersionProviderInfo =
		new WebViewProviderInfo(newVersionPackage.packageName, "", true, false, null);
		WebViewProviderInfo currentVersionProviderInfo =
		new WebViewProviderInfo(currentVersionPackage.packageName, "", true, false, null);
		WebViewProviderInfo[] packages =
		new WebViewProviderInfo[] {
		currentVersionProviderInfo,
		new WebViewProviderInfo(oldVersionPackage.packageName, "", true, false, null),
		newVersionProviderInfo
		};
		setupWithPackages(packages);
		// Mock the compatibility predicate as requiring 100 as versionCode.
		mTestSystemImpl.setCompatibilityPredicate(
		pi -> pi.getLongVersionCode() >= 100L);
		// Start with the setting pointing to the invalid package
		mTestSystemImpl.updateUserSetting(oldVersionPackage.packageName);

		mTestSystemImpl.setPackageInfo(newVersionPackage);
		mTestSystemImpl.setPackageInfo(currentVersionPackage);
		mTestSystemImpl.setPackageInfo(oldVersionPackage);

		assertArrayEquals(
		new WebViewProviderInfo[] { currentVersionProviderInfo, newVersionProviderInfo },
		mWebViewUpdateServiceImpl.getValidWebViewPackages());

		runWebViewBootPreparationOnMainSync();

		checkPreparationPhasesForPackage(currentVersionPackage.packageName,
		1 /* first preparation phase */);
		}

		@Test
		public void testDefaultWebViewPackageIsTheFirstAvailableByDefault() {
		String nonDefaultPackage = "nonDefaultPackage";