コード例 #1
0
 static public Result <bool> DatabaseExists(string connectionString)
 {
     try
     {
         var provider = new SqlServerProvider(connectionString);
         return(Result <bool> .Ok(provider.DatabaseExists()));
     }
     catch (Exception ex)
     {
         return(Result <bool> .Error(ex));
     }
 }
コード例 #2
0
        private async Task <Result> ValidateSqlConnectionAsync()
        {
            if (String.IsNullOrEmpty(SqlConnectionString))
            {
                return(Result.Error("Empty connection string", "Please, enter a valid connection string."));
            }

            try
            {
                var cnn = new SqlConnection(SqlConnectionString);
            }
            catch
            {
                return(Result.Error("Bad connection string", "Please, enter a valid connection string."));
            }

            try
            {
                IsSqlBusy = true;

                using (var cnn = new SqlConnection(SqlConnectionString))
                {
                    await cnn.OpenAsync();
                }

                var provider = new SqlServerProvider(SqlConnectionString);
                if (provider.DatabaseExists())
                {
                    if (provider.IsLastVersion())
                    {
                        return(Result.Ok("Success", "The connection to the Sql Server succeeded."));
                    }
                    return(Result.Error("Version mismatch", "Database version mismatch. Please, press the 'Create' button and try again."));
                }
                else
                {
                    return(Result.Error("Database not found", "Database not found using current connection string. Please, press the 'Create' button and try again."));
                }
            }
            catch (Exception ex)
            {
                return(Result.Error("Error connecting to Sql Server", ex.Message));
            }
            finally
            {
                IsSqlBusy = false;
            }
        }
コード例 #3
0
 public Result IsAvailable()
 {
     try
     {
         var provider = new SqlServerProvider(ConnectionString);
         if (provider.DatabaseExists())
         {
             if (provider.IsLastVersion())
             {
                 return(Result.Ok());
             }
             return(Result.Error("Version mismatch", "Database version mismatch. Please, press the 'Create' button and try again."));
         }
         return(Result.Error("Database not found", "Database not found using current connection string. Please, press the 'Create' button and try again."));
     }
     catch (Exception ex)
     {
         return(Result.Error(ex));
     }
 }