containsKey method

@override Future<bool> containsKey(String key)

Checks if the cache contains a value associated with the given key.

Returns true if the cache contains the key, false otherwise.

Implementation

@override
Future<bool> containsKey(String key) async {
  final db = await database;
  final result = await db.query('cache', where: 'key = ?', whereArgs: [key]);
  return result.isNotEmpty;
}