using System.Collections.Generic;

using System.Linq;

​

namespace ClassLibrary1

{

    public class Class1

    {

        public void Nike()

        {

            GetConnections()

                .ToDictionary(connection => connection, connection => GetSessions(connection))

                .ToList()

                .ForEach(

                    pair =>

                    {

                        var connection = pair.Key;

                        var sessions = pair.Value;

                        sessions.ForEach(session => TerminateConnectionSession(session, connection));

                    });

        }

​

        private void TerminateConnectionSession(Session session, Connection connection)

        {

            // TODO

        }

​

        private List<Connection> GetConnections()

        {

            return null;

        }

​

        private List<Session> GetSessions(Connection connection)

        {

            // Authenticate(connection, pass);

            return connection.GetSessions();

        }

​

        private class Connection

        {

            public List<Session> GetSessions()

            {

                return null;

            }

        }

​

        private class Session

        {

        }

    }

}

​