Revert "Remove exception from OverlayConfig zygote method" am: 920105c38b (cec2b7c3) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/content/om/OverlayConfig.java

+18 −5

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@ import android.annotation.Nullable;
		import android.content.pm.PackagePartitions;
		import android.content.pm.parsing.ParsingPackageRead;
		import android.os.Build;
		import android.os.Process;
		import android.os.Trace;
		import android.util.ArrayMap;
		import android.util.Log;
		@@ -185,6 +186,13 @@ public class OverlayConfig {
		*/
		@NonNull
		public static OverlayConfig getZygoteInstance() {
		if (Process.myUid() != Process.ROOT_UID) {
		// Scan the overlays in the zygote process to generate configuration settings for
		// overlays on the system image. Do not cache this instance so OverlayConfig will not
		// be present in applications by default.
		throw new IllegalStateException("Can only be invoked in the root process");
		}

		Trace.traceBegin(Trace.TRACE_TAG_RRO, "OverlayConfig#getZygoteInstance");
		try {
		return new OverlayConfig(null /* rootDirectory */, OverlayScanner::new,
		@@ -201,12 +209,13 @@ public class OverlayConfig {
		*/
		@NonNull
		public static OverlayConfig initializeSystemInstance(PackageProvider packageProvider) {
		if (Process.myUid() != Process.SYSTEM_UID) {
		throw new IllegalStateException("Can only be invoked in the system process");
		}

		Trace.traceBegin(Trace.TRACE_TAG_RRO, "OverlayConfig#initializeSystemInstance");
		try {
		sInstance = new OverlayConfig(null, null, packageProvider);
		} finally {
		Trace.traceEnd(Trace.TRACE_TAG_RRO);
		}
		return sInstance;
		}

		@@ -370,6 +379,10 @@ public class OverlayConfig {
		*/
		@NonNull
		public String[] createImmutableFrameworkIdmapsInZygote() {
		if (Process.myUid() != Process.ROOT_UID) {
		throw new IllegalStateException("This method can only be called from the root process");
		}

		final String targetPath = "/system/framework/framework-res.apk";
		final ArrayList<String> idmapPaths = new ArrayList<>();
		final ArrayList<IdmapInvocation> idmapInvocations =