Update desc for encrypted database

Author: amitshekhariitbhu

README.md

@@ -103,11 +103,11 @@ public static void setCustomDatabaseFiles(Context context) {
             Class<?> debugDB = Class.forName("com.amitshekhar.DebugDB");
             Class[] argTypes = new Class[]{HashMap.class};
             Method setCustomDatabaseFiles = debugDB.getMethod("setCustomDatabaseFiles", argTypes);
-            HashMap<String, File> customDatabaseFiles = new HashMap<>();
+            HashMap<String, Pair<File, String>> customDatabaseFiles = new HashMap<>();
             // set your custom database files
             customDatabaseFiles.put(ExtTestDBHelper.DATABASE_NAME,
-                    new File(context.getFilesDir() + "/" + ExtTestDBHelper.DIR_NAME +
-                            "/" + ExtTestDBHelper.DATABASE_NAME));
+                    new Pair<>(new File(context.getFilesDir() + "/" + ExtTestDBHelper.DIR_NAME +
+                                                    "/" + ExtTestDBHelper.DATABASE_NAME), ""));
             setCustomDatabaseFiles.invoke(null, customDatabaseFiles);
         } catch (Exception ignore) {