Merge "Remove PlatformCompat dependency from getPackageArchiveInfo" into rvc-dev am: 605ec6e272

Change-Id: I54abc9bb6b0c9d3479d5cb1933825e3f70d3395d

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

@@ -51,7 +51,9 @@ import android.content.pm.dex.ArtManager;
 import android.content.pm.parsing.PackageInfoWithoutStateUtils;
 import android.content.pm.parsing.ParsingPackage;
 import android.content.pm.parsing.ParsingPackageUtils;
+import android.content.pm.parsing.result.ParseInput;
 import android.content.pm.parsing.result.ParseResult;
+import android.content.pm.parsing.result.ParseTypeImpl;
 import android.content.res.Resources;
 import android.content.res.XmlResourceParser;
 import android.graphics.Rect;
@@ -6061,7 +6063,8 @@ public abstract class PackageManager {
         boolean collectCertificates = (flags & PackageManager.GET_SIGNATURES) != 0
                 || (flags & PackageManager.GET_SIGNING_CERTIFICATES) != 0;
 
-        ParseResult<ParsingPackage> result = ParsingPackageUtils.parseDefaultOneTime(
+        ParseInput input = ParseTypeImpl.forParsingWithoutPlatformCompat().reset();
+        ParseResult<ParsingPackage> result = ParsingPackageUtils.parseDefault(input,
                 new File(archiveFilePath), 0, collectCertificates);
         if (result.isError()) {
             return null;

core/java/android/content/pm/parsing/ParsingPackageUtils.java

@@ -131,14 +131,23 @@ public class ParsingPackageUtils {
     public static final String TAG = ParsingUtils.TAG;
 
     /**
-     * For cases outside of PackageManagerService when an APK needs to be parsed as a one-off
+     * @see #parseDefault(ParseInput, File, int, boolean)
-     * request, without caching the input object and without querying the internal system state
-     * for feature support.
      */
     @NonNull
     public static ParseResult<ParsingPackage> parseDefaultOneTime(File file,
             @PackageParser.ParseFlags int parseFlags, boolean collectCertificates) {
         ParseInput input = ParseTypeImpl.forDefaultParsing().reset();
+        return parseDefault(input, file, parseFlags, collectCertificates);
+    }
+
+    /**
+     * For cases outside of PackageManagerService when an APK needs to be parsed as a one-off
+     * request, without caching the input object and without querying the internal system state
+     * for feature support.
+     */
+    @NonNull
+    public static ParseResult<ParsingPackage> parseDefault(ParseInput input, File file,
+            @PackageParser.ParseFlags int parseFlags, boolean collectCertificates) {
         ParseResult<ParsingPackage> result;
 
         ParsingPackageUtils parser = new ParsingPackageUtils(false, null, null, new Callback() {

core/java/android/content/pm/parsing/result/ParseInput.java

@@ -16,6 +16,7 @@
 
 package android.content.pm.parsing.result;
 
+import android.annotation.IntRange;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.compat.annotation.ChangeId;
@@ -69,6 +70,25 @@ public interface ParseInput {
         @ChangeId
         @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.Q)
         public static final long RESOURCES_ARSC_COMPRESSED = 132742131;
+
+        /**
+         * TODO(chiuwinson): This is required because PackageManager#getPackageArchiveInfo
+         *   cannot read the targetSdk info from the changeId because it requires the
+         *   READ_COMPAT_CHANGE_CONFIG which cannot be obtained automatically without entering the
+         *   server process. This should be removed once an alternative is found, or if the API
+         *   is removed.
+         * @return the targetSdk that this change is gated on (> check), or -1 if disabled
+         */
+        @IntRange(from = -1, to = Integer.MAX_VALUE)
+        public static int getTargetSdkForChange(long changeId) {
+            if (changeId == MISSING_APP_TAG
+                    || changeId == EMPTY_INTENT_ACTION_CATEGORY
+                    || changeId == RESOURCES_ARSC_COMPRESSED) {
+                return Build.VERSION_CODES.Q;
+            }
+
+            return -1;
+        }
     }
 
     <ResultType> ParseResult<ResultType> success(ResultType result);

core/java/android/content/pm/parsing/result/ParseTypeImpl.java

@@ -64,6 +64,21 @@ public class ParseTypeImpl implements ParseInput, ParseResult<Object> {
     private String mPackageName;
     private Integer mTargetSdkVersion;
 
+    /**
+     * Specifically for {@link PackageManager#getPackageArchiveInfo(String, int)} where
+     * {@link IPlatformCompat} cannot be used because the cross-package READ_COMPAT_CHANGE_CONFIG
+     * permission cannot be obtained.
+     */
+    public static ParseTypeImpl forParsingWithoutPlatformCompat() {
+        return new ParseTypeImpl((changeId, packageName, targetSdkVersion) -> {
+            int gateSdkVersion = DeferredError.getTargetSdkForChange(changeId);
+            if (gateSdkVersion == -1) {
+                return false;
+            }
+            return targetSdkVersion > gateSdkVersion;
+        });
+    }
+
     /**
      * Assumes {@link Context#PLATFORM_COMPAT_SERVICE} is available to the caller. For use
      * with {@link android.content.pm.parsing.ApkLiteParseUtils} or similar where parsing is