Merge "[pm] smooth transition from install progress to incremental loading progress" into sc-dev

core/java/android/os/incremental/IncrementalFileStorages.java

@@ -59,7 +59,6 @@ public final class IncrementalFileStorages {
     /**
      * Set up files and directories used in an installation session. Only used by Incremental.
      * All the files will be created in defaultStorage.
-     * TODO(b/133435829): code clean up
      *
      * @throws IllegalStateException the session is not an Incremental installation session.
      * @throws IOException if fails to setup files or directories.
@@ -73,12 +72,10 @@ public final class IncrementalFileStorages {
             @Nullable IStorageHealthListener healthListener,
             @NonNull List<InstallationFileParcel> addedFiles,
             @NonNull PerUidReadTimeouts[] perUidReadTimeouts,
-            IPackageLoadingProgressCallback progressCallback) throws IOException {
-        // TODO(b/136132412): validity check if session should not be incremental
+            @Nullable IPackageLoadingProgressCallback progressCallback) throws IOException {
         IncrementalManager incrementalManager = (IncrementalManager) context.getSystemService(
                 Context.INCREMENTAL_SERVICE);
         if (incrementalManager == null) {
-            // TODO(b/146080380): add incremental-specific error code
             throw new IOException("Failed to obtain incrementalManager.");
         }
 
@@ -89,7 +86,6 @@ public final class IncrementalFileStorages {
                 try {
                     result.addApkFile(file);
                 } catch (IOException e) {
-                    // TODO(b/146080380): add incremental-specific error code
                     throw new IOException(
                             "Failed to add file to IncFS: " + file.name + ", reason: ", e);
                 }
@@ -203,7 +199,6 @@ public final class IncrementalFileStorages {
 
     /**
      * Resets the states and unbinds storage instances for an installation session.
-     * TODO(b/136132412): make sure unnecessary binds are removed but useful storages are kept
      */
     public void cleanUp() {
         if (mDefaultStorage == null) {
@@ -211,8 +206,8 @@ public final class IncrementalFileStorages {
         }
 
         try {
+            mIncrementalManager.unregisterLoadingProgressCallbacks(mStageDir.getAbsolutePath());
             mDefaultStorage.unBind(mStageDir.getAbsolutePath());
-            mDefaultStorage.unregisterLoadingProgressListener();
         } catch (IOException ignored) {
         }
         mDefaultStorage = null;

core/java/android/os/incremental/IncrementalManager.java

@@ -342,7 +342,6 @@ public final class IncrementalManager {
             storage.unregisterLoadingProgressListener();
         }
 
-        // TODO(b/165841827): handle reboot and app update
         public boolean registerCallback(@NonNull IncrementalStorage storage,
                 @NonNull IPackageLoadingProgressCallback callback) {
             final int storageId = storage.getId();
@@ -364,30 +363,6 @@ public final class IncrementalManager {
             return storage.registerLoadingProgressListener(this);
         }
 
-        public boolean unregisterCallback(@NonNull IncrementalStorage storage,
-                @NonNull IPackageLoadingProgressCallback callback) {
-            final int storageId = storage.getId();
-            final RemoteCallbackList<IPackageLoadingProgressCallback> callbacksForStorage;
-            synchronized (mCallbacks) {
-                callbacksForStorage = mCallbacks.get(storageId);
-                if (callbacksForStorage == null) {
-                    // no callback has ever been registered on this storage
-                    return false;
-                }
-                if (!callbacksForStorage.unregister(callback)) {
-                    // the callback was not registered
-                    return false;
-                }
-                if (callbacksForStorage.getRegisteredCallbackCount() > 0) {
-                    // other callbacks are still listening on this storage
-                    return true;
-                }
-                mCallbacks.delete(storageId);
-            }
-            // stop listening for this storage
-            return storage.unregisterLoadingProgressListener();
-        }
-
         @Override
         public void onStorageLoadingProgressChanged(int storageId, float progress) {
             final RemoteCallbackList<IPackageLoadingProgressCallback> callbacksForStorage;

services/core/java/com/android/server/pm/PackageInstallerSession.java

@@ -1207,8 +1207,13 @@ public class PackageInstallerSession extends IPackageInstallerSession.Stub {
 
     @GuardedBy("mLock")
     private void computeProgressLocked(boolean forcePublish) {
-        mProgress = MathUtils.constrain(mClientProgress * 0.8f, 0f, 0.8f)
-                + MathUtils.constrain(mInternalProgress * 0.2f, 0f, 0.2f);
+        if (!mCommitted) {
+            mProgress = MathUtils.constrain(mClientProgress * 0.8f, 0f, 0.8f)
+                    + MathUtils.constrain(mInternalProgress * 0.2f, 0f, 0.2f);
+        } else {
+            // For incremental installs, continue publishing the install progress during committing.
+            mProgress = mIncrementalProgress;
+        }
 
         // Only publish when meaningful change
         if (forcePublish || Math.abs(mProgress - mReportedProgress) >= 0.01) {
@@ -1944,9 +1949,11 @@ public class PackageInstallerSession extends IPackageInstallerSession.Stub {
                     throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR,
                             "Session destroyed");
                 }
-                // Client staging is fully done at this point
-                mClientProgress = 1f;
-                computeProgressLocked(true);
+                if (!isIncrementalInstallation()) {
+                    // For non-incremental installs, client staging is fully done at this point
+                    mClientProgress = 1f;
+                    computeProgressLocked(true);
+                }
 
                 // This ongoing commit should keep session active, even though client
                 // will probably close their end.
@@ -3804,6 +3811,7 @@ public class PackageInstallerSession extends IPackageInstallerSession.Stub {
                             public void onPackageLoadingProgressChanged(float progress) {
                                 synchronized (mLock) {
                                     mIncrementalProgress = progress;
+                                    computeProgressLocked(true);
                                 }
                             }
                         });