Adding some logging around launcher restore

> Also enabling fileLog when the device is debug build (even when
launcher is not dogfood build)

Bug: 30735662
Change-Id: Ieab2c962d57f6f7f972f8111070d4ecbef06b3e7

5 files changed, 19 insertions, 1 deletions

diff --git a/src/com/android/launcher3/LauncherBackupAgent.java b/src/com/android/launcher3/LauncherBackupAgent.java
index b3e73f768..140794b07 100644
--- a/src/com/android/launcher3/LauncherBackupAgent.java
+++ b/src/com/android/launcher3/LauncherBackupAgent.java
@@ -5,11 +5,19 @@ import android.app.backup.BackupDataInput;
 import android.app.backup.BackupDataOutput;
 import android.os.ParcelFileDescriptor;
 
+import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.provider.RestoreDbTask;
 
 public class LauncherBackupAgent extends BackupAgent {
 
     @Override
+    public void onCreate() {
+        super.onCreate();
+        // Set the log dir as LauncherAppState is not initialized during restore.
+        FileLog.setDir(getFilesDir());
+    }
+
+    @Override
     public void onRestore(
             BackupDataInput data, int appVersionCode, ParcelFileDescriptor newState) {
         // Doesn't do incremental backup/restore
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 2cb913858..89ffd315d 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -104,6 +104,12 @@ public final class Utilities {
     public static final boolean ATLEAST_LOLLIPOP_MR1 =
             Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1;
 
+    /**
+     * Indicates if the device has a debug build. Should only be used to store additional info or
+     * add extra logging and not for changing the app behavior.
+     */
+    public static final boolean IS_DEBUG_DEVICE = Build.TYPE.toLowerCase().contains("debug");
+
     // An intent extra to indicate the horizontal scroll of the wallpaper.
     public static final String EXTRA_WALLPAPER_OFFSET = "com.android.launcher3.WALLPAPER_OFFSET";
 
diff --git a/src/com/android/launcher3/logging/FileLog.java b/src/com/android/launcher3/logging/FileLog.java
index 8629e9266..ffb41b76b 100644
--- a/src/com/android/launcher3/logging/FileLog.java
+++ b/src/com/android/launcher3/logging/FileLog.java
@@ -40,7 +40,7 @@ public final class FileLog {
     private static File sLogsDirectory = null;
 
     public static void setDir(File logsDir) {
-        if (ProviderConfig.IS_DOGFOOD_BUILD) {
+        if (ProviderConfig.IS_DOGFOOD_BUILD || Utilities.IS_DEBUG_DEVICE) {
             synchronized (DATE_FORMAT) {
                 // If the target directory changes, stop any active thread.
                 if (sHandler != null && !logsDir.equals(sLogsDirectory)) {
diff --git a/src/com/android/launcher3/provider/ImportDataTask.java b/src/com/android/launcher3/provider/ImportDataTask.java
index 9d8e62ae5..808e6e3ac 100644
--- a/src/com/android/launcher3/provider/ImportDataTask.java
+++ b/src/com/android/launcher3/provider/ImportDataTask.java
@@ -89,10 +89,12 @@ public class ImportDataTask {
         ArrayList<Long> allScreens = LauncherDbUtils.getScreenIdsFromCursor(
                 mContext.getContentResolver().query(mOtherScreensUri, null, null, null,
                         LauncherSettings.WorkspaceScreens.SCREEN_RANK));
+        FileLog.d(TAG, "Importing DB from " + mOtherFavoritesUri);
 
         // During import we reset the screen IDs to 0-indexed values.
         if (allScreens.isEmpty()) {
             // No thing to migrate
+            FileLog.e(TAG, "No data found to import");
             return false;
         }
 
@@ -293,6 +295,7 @@ public class ImportDataTask {
                 }
             }
         }
+        FileLog.d(TAG, totalItemsOnWorkspace + " items imported from external source");
         if (totalItemsOnWorkspace < MIN_ITEM_COUNT_FOR_SUCCESSFUL_MIGRATION) {
             throw new Exception("Insufficient data");
         }
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index 47bee0669..a200a8526 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -142,6 +142,7 @@ public class RestoreDbTask {
     }
 
     public static void setPending(Context context, boolean isPending) {
+        FileLog.d(TAG, "Restore data received through full backup");
         Utilities.getPrefs(context).edit().putBoolean(RESTORE_TASK_PENDING, isPending).commit();
     }
 }