Merge "New public API to get the information of AndroidManifest.xml" into main (f3f2f4cc) · Commits · e / os / android_frameworks_base

core/api/current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -12781,6 +12781,7 @@ package android.content.pm {
		method public boolean isPackageSuspended();
		method @CheckResult public abstract boolean isPermissionRevokedByPolicy(@NonNull String, @NonNull String);
		method public abstract boolean isSafeMode();
		method @FlaggedApi("android.content.pm.get_package_info") @WorkerThread public <T> T parseAndroidManifest(@NonNull String, @NonNull java.util.function.Function<android.content.res.XmlResourceParser,T>) throws java.io.IOException;
		method @NonNull public java.util.List<android.content.pm.PackageManager.Property> queryActivityProperty(@NonNull String);
		method @NonNull public java.util.List<android.content.pm.PackageManager.Property> queryApplicationProperty(@NonNull String);
		method @NonNull public abstract java.util.List<android.content.pm.ResolveInfo> queryBroadcastReceivers(@NonNull android.content.Intent, int);

core/java/android/app/ApplicationPackageManager.java

+33 −0

Original line number	Diff line number	Diff line
		@@ -80,6 +80,8 @@ import android.content.pm.SuspendDialogInfo;
		import android.content.pm.VerifierDeviceIdentity;
		import android.content.pm.VersionedPackage;
		import android.content.pm.dex.ArtManager;
		import android.content.pm.parsing.ApkLiteParseUtils;
		import android.content.res.ApkAssets;
		import android.content.res.Configuration;
		import android.content.res.Resources;
		import android.content.res.XmlResourceParser;
		@@ -144,6 +146,7 @@ import java.util.Objects;
		import java.util.Set;
		import java.util.concurrent.Executor;
		import java.util.function.Consumer;
		import java.util.function.Function;

		/** @hide */
		public class ApplicationPackageManager extends PackageManager {
		@@ -4024,4 +4027,34 @@ public class ApplicationPackageManager extends PackageManager {
		throw e.rethrowFromSystemServer();
		}
		}

		@Override
		public <T> T parseAndroidManifest(@NonNull String apkFilePath,
		@NonNull Function<XmlResourceParser, T> parserFunction) throws IOException {
		Objects.requireNonNull(apkFilePath, "apkFilePath cannot be null");
		Objects.requireNonNull(parserFunction, "parserFunction cannot be null");
		try (XmlResourceParser xmlResourceParser = getAndroidManifestParser(apkFilePath)) {
		return parserFunction.apply(xmlResourceParser);
		} catch (IOException e) {
		Log.w(TAG, "Failed to get the android manifest parser", e);
		throw e;
		}
		}

		private static XmlResourceParser getAndroidManifestParser(@NonNull String apkFilePath)
		throws IOException {
		ApkAssets apkAssets = null;
		try {
		apkAssets = ApkAssets.loadFromPath(apkFilePath);
		return apkAssets.openXml(ApkLiteParseUtils.ANDROID_MANIFEST_FILENAME);
		} finally {
		if (apkAssets != null) {
		try {
		apkAssets.close();
		} catch (Throwable ignored) {
		Log.w(TAG, "Failed to close apkAssets", ignored);
		}
		}
		}
		}
		}

core/java/android/content/pm/PackageManager.java

+59 −0

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@ import android.annotation.SuppressLint;
		import android.annotation.SystemApi;
		import android.annotation.TestApi;
		import android.annotation.UserIdInt;
		import android.annotation.WorkerThread;
		import android.annotation.XmlRes;
		import android.app.ActivityManager;
		import android.app.ActivityThread;
		@@ -96,6 +97,7 @@ import com.android.internal.util.DataClass;
		import dalvik.system.VMRuntime;

		import java.io.File;
		import java.io.IOException;
		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.security.cert.Certificate;
		@@ -108,6 +110,7 @@ import java.util.Set;
		import java.util.UUID;
		import java.util.concurrent.Executor;
		import java.util.function.Consumer;
		import java.util.function.Function;

		/**
		* Class for retrieving various kinds of information related to the application
		@@ -11426,4 +11429,60 @@ public abstract class PackageManager {
		throw new UnsupportedOperationException(
		"unregisterPackageMonitorCallback not implemented in subclass");
		}

		/**
		* Retrieve AndroidManifest.xml information for the given application apk path.
		*
		* <p>Example:
		*
		* <pre><code>
		* Bundle result;
		* try {
		* result = getContext().getPackageManager().parseAndroidManifest(apkFilePath,
		* xmlResourceParser -> {
		* Bundle bundle = new Bundle();
		* // Search the start tag
		* int type;
		* while ((type = xmlResourceParser.next()) != XmlPullParser.START_TAG
		* && type != XmlPullParser.END_DOCUMENT) {
		* }
		* if (type != XmlPullParser.START_TAG) {
		* return bundle;
		* }
		*
		* // Start to read the tags and attributes from the xmlResourceParser
		* if (!xmlResourceParser.getName().equals("manifest")) {
		* return bundle;
		* }
		* String packageName = xmlResourceParser.getAttributeValue(null, "package");
		* bundle.putString("package", packageName);
		*
		* // Continue to read the tags and attributes from the xmlResourceParser
		*
		* return bundle;
		* });
		* } catch (IOException e) {
		* }
		* </code></pre>
		*
		* Note: When the parserFunction is invoked, the client can read the AndroidManifest.xml
		* information by the XmlResourceParser object. After leaving the parserFunction, the
		* XmlResourceParser object will be closed.
		*
		* @param apkFilePath The path of an application apk file.
		* @param parserFunction The parserFunction will be invoked with the XmlResourceParser object
		* after getting the AndroidManifest.xml of an application package.
		*
		* @return Returns the result of the {@link Function#apply(Object)}.
		*
		* @throws IOException if the AndroidManifest.xml of an application package cannot be
		* read or accessed.
		*/
		@FlaggedApi(android.content.pm.Flags.FLAG_GET_PACKAGE_INFO)
		@WorkerThread
		public <T> T parseAndroidManifest(@NonNull String apkFilePath,
		@NonNull Function<XmlResourceParser, T> parserFunction) throws IOException {
		throw new UnsupportedOperationException(
		"parseAndroidManifest not implemented in subclass");
		}
		}