public static JamimDataContext GetDataContext()
{
IDataContextStorageContainer _dataContextStorageContainer = DataContextStorageFactory.CreateStorageContainer();
JamimDataContext jamimDataContext = _dataContextStorageContainer.GetDataContext();
if (jamimDataContext == null)
{
jamimDataContext = new JamimDataContext();
_dataContextStorageContainer.Store(jamimDataContext);
}
return(jamimDataContext);
}
public static LibraryDataContext GetCurrentDataContext()
{
IDataContextStorageContainer storageContainer = DataContextStorageFactory.GetStorageContainer();
LibraryDataContext dataContext = storageContainer.GetDataContext();
if (dataContext == null)
{
dataContext = new LibraryDataContext();
storageContainer.Store(dataContext);
}
return(dataContext);
}
public static LibraryDataContext GetDataContext()
{
IDataContextStorageContainer _dataContextStorageContainer = DataContextStorageFactory.CreateStorageContainer();
LibraryDataContext libraryDataContext = _dataContextStorageContainer.GetDataContext();
if (libraryDataContext == null)
{
libraryDataContext = new LibraryDataContext();
_dataContextStorageContainer.Store(libraryDataContext);
}
return(libraryDataContext);
}
/// <summary>
/// Retrieves an instance of EssContext from the appropriate storage container or
/// creates a new instance and stores that in a container.
/// </summary>
/// <returns>An instance of EssContext.</returns>
public static MainDataContext GetDataContext()
{
IDataContextStorageContainer <MainDataContext> dataContextStorageContainer =
DataContextStorageFactory <MainDataContext> .CreateStorageContainer();
MainDataContext context = dataContextStorageContainer.GetDataContext();
if (context == null)
{
context = new MainDataContext();
dataContextStorageContainer.Store(context);
}
return(context);
}
/// <summary>
/// 获取上下文
/// </summary>
/// <returns></returns>
public static ModelBaseContext GetDataContext()
{
IDataContextStorageContainer _dataContextStorageContainer = DataContextStorageFactory.CreateStorageContainer();
ModelBaseContext libraryDataContext = _dataContextStorageContainer.GetDataContext();
if (libraryDataContext == null)
{
libraryDataContext = new ModelBaseContext(new DbContextOptions <ModelBaseContext>());
_dataContextStorageContainer.Store(libraryDataContext);
}
return(libraryDataContext);
}
public static HiDataContext GetDataContext()
{
IDataContextStorageContainer _dataContextStorageContainer = DataContextStorageFactory.CreateStorageContainer();
HiDataContext dataContext = _dataContextStorageContainer.GetDataContext();
if (dataContext == null)
{
dataContext = new HiDataContext();
_dataContextStorageContainer.Store(dataContext);
}
return(dataContext);
}
public static DbContext GetDataContext <T>()
where T : DbContext, new()
{
IDataContextStorageContainer _dataContextStorageContainer = DataContextStorageFactory.CreateStorageContainer();
DbContext dataContext = _dataContextStorageContainer.GetDataContext();
if (dataContext == null)
{
dataContext = new T();
_dataContextStorageContainer.Store(dataContext);
}
return(dataContext);
}
public static HXContext GetDataContext()
{
IDataContextStorageContainer _dataContextStorageContainer = DataContextStorageFactory.CreateStorageContainer();
HXContext hxContext = _dataContextStorageContainer.GetDataContext();
if (hxContext == null)
{
hxContext = new HXContext();
}
else
{
hxContext = new HXContext();
_dataContextStorageContainer.Store(hxContext);
}
return(hxContext);
}
public static LibraryDataContext GetDataContext()
{
//由工厂方法获取贮藏存储对象
IDataContextStorageContainer _dataContextStorageContainer = DataContextStorageFactory.CreateStorageContainer();
//由于贮藏存储对象实现了指定接口，即实现了GetDataContext方法，调用该方法获取上下文对象
LibraryDataContext libraryDataContext = _dataContextStorageContainer.GetDataContext();
if (libraryDataContext == null)
{
libraryDataContext = new LibraryDataContext();
_dataContextStorageContainer.Store(libraryDataContext);
}
return(libraryDataContext);
}