Raven.AspNetProviders.RavenRoleProvider.FindUsersInRole C# (CSharp) Method

        public override string[] FindUsersInRole(string roleName, string usernameToMatch)
        {
            using (var session = _documentStore.OpenSession())
            {
                var users = session.Query<User, Users_ByApplicationNameAndUsername>()
                    .Where(x => x.ApplicationName == ApplicationName && x.Roles.Contains(roleName))
                    .Search(x => x.Username, usernameToMatch)
                    .Select(x => x.Username);

                return users.ToArray();
            }
        }