public static DbContext GetDbContext()
{
DbContext OADbContext = HttpContext.Current.Items["OADbContext"] as DbContext;
if (OADbContext == null)
{
OADbContext = new OADataModelContext();
HttpContext.Current.Items["OADbContext"] = OADbContext;
}
return(OADbContext);
//return new Model.OADataModelContext();
}
public static DbContext GetDbContextByCallContext()
{
//一次请求共用一个实例。 上下文都可以做到切换。
//return new DataModelContainer();
DbContext db = CallContext.GetData("DbContext") as DbContext;
if (db == null)
{
db = new OADataModelContext();
CallContext.SetData("DbContext", db);
}
return(db);
}
