Fix bug #19313587 Settings unusable when userdata is full

- take care of low storage space use case: do not start
and Index update if we are is low storage space situation.

Change-Id: Ifa5bb618d087826c004b06aa7821b9634038734c

1 files changed, 16 insertions, 2 deletions

diff --git a/src/com/android/settings/search/Index.java b/src/com/android/settings/search/Index.java
index 5dbf24f00..267c6c084 100644
--- a/src/com/android/settings/search/Index.java
+++ b/src/com/android/settings/search/Index.java
@@ -30,6 +30,7 @@ import android.database.Cursor;
 import android.database.DatabaseUtils;
 import android.database.MergeCursor;
 import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteException;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.provider.SearchIndexableData;
@@ -501,7 +502,12 @@ public class Index {
     }
 
     private SQLiteDatabase getWritableDatabase() {
-        return IndexDatabaseHelper.getInstance(mContext).getWritableDatabase();
+        try {
+            return IndexDatabaseHelper.getInstance(mContext).getWritableDatabase();
+        } catch (SQLiteException e) {
+            Log.e(LOG_TAG, "Cannot open writable database", e);
+            return null;
+        }
     }
 
     private static Uri buildUriForXmlResources(String authority) {
@@ -1172,6 +1178,10 @@ public class Index {
             final boolean forceUpdate = params[0].forceUpdate;
 
             final SQLiteDatabase database = getWritableDatabase();
+            if (database == null) {
+                Log.e(LOG_TAG, "Cannot update Index as I cannot get a writable database");
+                return null;
+            }
             final String localeStr = Locale.getDefault().toString();
 
             try {
@@ -1292,8 +1302,12 @@ public class Index {
             values.put(IndexDatabaseHelper.SavedQueriesColums.TIME_STAMP, now);
 
             final SQLiteDatabase database = getWritableDatabase();
+            if (database == null) {
+                Log.e(LOG_TAG, "Cannot save Search queries as I cannot get a writable database");
+                return -1L;
+            }
 
-            long lastInsertedRowId = -1;
+            long lastInsertedRowId = -1L;
             try {
                 // First, delete all saved queries that are the same
                 database.delete(Tables.TABLE_SAVED_QUERIES,