[example] Add catch sqflite

example/lib/packages/sqflite/model.dart

@@ -31,26 +31,31 @@ class SqfliteModel extends Model {
 
   /// Init database
   Future<void> init() async {
-    // Get a location using getDatabasesPath
-    var databasesPath = await getDatabasesPath();
-    String path = p.join(databasesPath, 'demo.db');
-
-    // Delete the database
-    await deleteDatabase(path);
-
-    // open the database
-    _db = await openDatabase(
-      path,
-      version: 1,
-      onCreate: (Database db, int version) async {
-        // When creating the db, create the table
-        await db.execute('''CREATE TABLE Test (
+    try {
+      // Get a location using getDatabasesPath
+      var databasesPath = await getDatabasesPath();
+      String path = p.join(databasesPath, 'demo.db');
+
+      // Delete the database
+      await deleteDatabase(path);
+
+      // open the database
+      _db = await openDatabase(
+        path,
+        version: 1,
+        onCreate: (Database db, int version) async {
+          // When creating the db, create the table
+          await db.execute('''CREATE TABLE Test (
               name TEXT, 
               value INTEGER, 
               num REAL
             )''');
-      },
-    );
+        },
+      );
+    } catch (e) {
+      _error = e.toString();
+    }
+    notifyListeners();
   }
 
   /// Close database