public DefaultDbContext()
{
_option = new DbContextOption
{
ConnectionString = DBConfig.Configuration["ConnectionString"],
ModelAssemblyName = DBConfig.Configuration["ModelAssemblyName"],
DbType = DbType.MSSQLSERVER
};
}
/// <summary>
/// 构造函数
/// </summary>
/// <param name="option"></param>
public DefaultDbContext(DbContextOption option)
{
if (option == null)
{
throw new ArgumentNullException(nameof(option));
}
if (string.IsNullOrEmpty(option.ConnectionString))
{
throw new ArgumentNullException(nameof(option.ConnectionString));
}
if (string.IsNullOrEmpty(option.ModelAssemblyName))
{
throw new ArgumentNullException(nameof(option.ModelAssemblyName));
}
_option = option;
}