public DbContext(IDataProviderOptions options)
: base(PetaPoco.DatabaseConfiguration.Build()
.UsingDefaultMapper <DomainMapper>()
.UsingConnectionString(options.ConnectionString)
.UsingProviderName(options.ProviderName)
.UsingCommandTimeout(options.CommandTimeOut))
{
KeepConnectionAlive = true;
//IsolationLevel = System.Data.IsolationLevel.ReadUncommitted;
//CommandExecuted += DbContext_CommandExecuted;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="dataSerializer">The <see cref="IDataProvider{T}"/> which will be used to serialize data from file.</param>
/// <param name="fileOptionsAccessor">The <see cref="IDataProviderOptions{T,TOptions}"/> which will be used to access options for the instance of the provider.</param>
public FileDataProvider(
IDataSerializer <T> dataSerializer,
IDataProviderOptions <T, FileProviderOptions> fileOptionsAccessor)
{
_dataSerializer = dataSerializer;
var fileOptions = fileOptionsAccessor.Value;
_fileInfo = new FileInfo(fileOptions.Path);
if (!_fileInfo.Exists)
{
throw new InvalidOperationException($"File '{_fileInfo.FullName}' does not exist");
}
_fileName = fileOptions.Path;
_fileExtension = _fileInfo.Extension;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="logger">The <see cref="ILogger{EtcdDataProvider}"/> which will be used to log events by the provider.</param>
/// <param name="dataSerializer">The <see cref="IDataProvider{T}"/> which will be used to serialize data from Etcd.</param>
/// <param name="etcdProviderOptionsAccessor">The <see cref="IDataProviderOptions{T,TOptions}"/> which will be used to access options for the instance of the provider.</param>
public EtcdDataProvider(ILogger <EtcdDataProvider <T> > logger,
IDataSerializer <T> dataSerializer,
IDataProviderOptions <T, EtcdProviderOptions> etcdProviderOptionsAccessor)
{
_logger = logger;
_dataSerializer = dataSerializer;
_etcdProviderOptions = etcdProviderOptionsAccessor.Value;
_etcdClient = new EtcdClient(_etcdProviderOptions.ConnectionString, _etcdProviderOptions.Port,
_etcdProviderOptions.Username, _etcdProviderOptions.Password, _etcdProviderOptions.CaCertificate,
_etcdProviderOptions.ClientCertificate, _etcdProviderOptions.ClientKey,
_etcdProviderOptions.IsPublicRootCa);
if (!string.IsNullOrEmpty(_etcdProviderOptions.Username) &&
!string.IsNullOrEmpty(_etcdProviderOptions.Password))
{
_metadata = new Metadata
{
{ "Authorization", $"Basic {_etcdProviderOptions.Username}:{_etcdProviderOptions.Password}" }
};
}
}
/// <summary>
/// 获取数据处理实例
/// </summary>
/// <returns></returns>
public static IDataProvider <T> GetInstance <T>(DataProviderType provider, IDataProviderOptions options) where T : class
{
IDataProvider <T> _repository = null;
switch (provider)
{
case DataProviderType.MSSQL:
_repository = new DataProvider <T>(options);
break;
//case DataProviderType.MYSQL:
// _repository = new MySqlProvider<T>();
// break;
default:
break;
}
if (null == _repository)
{
throw new Exception("no data provider is matched");
}
return(_repository);
}
//public IDataProviderOptions DataProviderOptions { get; set; }
#region ctor
public DataRepositoryBase(IDataProviderOptions options)
{
//DataProviderOptions = options;
_repository = new DataProvider <T>(options);
}
public DataProvider(IDataProviderOptions options)
{
_providerOptions = options;
ConnectionString = _providerOptions.ConnectionString;
}
public DataRepository(IDataProviderOptions options)
{
DataProviderOptions = options;
_repository = new DataProvider <TImpl>(options);
}