private string GetKey <K>() where K : class
{
System.Data.Entity.Core.Objects.ObjectContext objContext = ((System.Data.Entity.Infrastructure.IObjectContextAdapter)db).ObjectContext;
System.Data.Entity.Core.Objects.ObjectSet <K> set = objContext.CreateObjectSet <K>();
string keyName = set.EntitySet.ElementType.KeyMembers.Select(k => k.Name).First().ToString();
return(keyName);
}
private String GetPropertyNameKey()
{
System.Data.Entity.Core.Objects.ObjectContext objectContext = ((IObjectContextAdapter)context).ObjectContext;
System.Data.Entity.Core.Objects.ObjectSet <T> set = objectContext.CreateObjectSet <T>();
string keyNames = set.EntitySet.ElementType.KeyMembers.Select(k => k.Name).FirstOrDefault();
return(keyNames);
}
//===============================================================
public static string GetTableName <T>(this System.Data.Entity.Core.Objects.ObjectContext context) where T : class
{
string sql = context.CreateObjectSet <T>().ToTraceString();
Regex regex = new Regex("FROM (?<table>.*) AS");
Match match = regex.Match(sql);
string table = match.Groups["table"].Value;
return(table);
}