Esempio n. 1
0
 public TimeBudgetException(TimeSpan budget, Entity.TimeTrace trace)
 {
     this.budget = budget;
     this.t      = trace;
 }
Esempio n. 2
0
        public List <EntityError> Evolve(IReadOnlyList <Entity> entities,
                                         Dictionary <Guid, ClientMessage[]> clientMessages,
                                         InconsistencyCoverage ic,
                                         TimeSpan budget,
                                         EntityChange.ExecutionContext ctx)
        {
            if (ic.Size != InconsistencyCoverage.CommonResolution)
            {
                throw new IntegrityViolation("Trying to evolve with an IC of size " + ic.Size + ". Should be " + InconsistencyCoverage.CommonResolution);
            }
            int numErrors = 0;

            List <Task>             tasks  = new List <Task>();
            List <Entity.TimeTrace> tables = new List <Entity.TimeTrace>();

            ClientMessage[] clientBroadcasts = null;
            if (clientMessages != null)
            {
                clientMessages.TryGetValue(Guid.Empty, out clientBroadcasts);
            }
            Stopwatch watch0 = new Stopwatch();

            object lazyLock = new object();
            bool   exceeded = false;
            var    rs       = new LazyList <EntityError>();

            Parallel.For(0, entities.Count, i =>
            {
                Entity e = entities[i];
                ClientMessage[] messages = null;
                if (clientMessages != null)
                {
                    clientMessages.TryGetValue(e.ID.Guid, out messages);
                }
                var t = new Entity.TimeTrace(watch0);

                //tables.Add(t);


                EntityLogic st = null;

                try
                {
                    if (!exceeded)
                    {
                        st = e.Evolve(t, this, Helper.Concat(clientBroadcasts, messages), ctx, ic.IsInconsistentR(ctx.LocalSpace.Relativate(e.ID.Position)));
                        if (e.transientDeserializedLogic != null)
                        {
                            throw new IntegrityViolation("Transient deserialized logic was not wiped");
                        }
                    }
                    if (exceeded || watch0.Elapsed > budget)
                    {
                        exceeded = true;
                        throw new TimeBudgetException(budget, t);
                    }
                }
                catch (AssertFailedException)
                {
                    throw;
                }
                catch (Exception ex)
                {
                    if (st == null)
                    {
                        st = (EntityLogic)Helper.Deserialize(e.SerialLogicState);
                    }
                    var error = new EntityError(e, st, ex);
                    lock (lazyLock)
                        rs.Add(error);
                    ic.FlagInconsistentR(ctx.LocalSpace.Relativate(e.ID.Position));
                    Interlocked.Increment(ref numErrors);
                }
            });

/*
 *
 *                      watch0.Start();
 *                      foreach (var e in entities)
 *                      {
 *                              EntityMessage[] messages = null;
 *                              if (clientMessages != null)
 *                              {
 *                                      clientMessages.TryGetValue(e.ID.Guid, out messages);
 *                              }
 *                              var t = new Entity.TimeTrace(watch0);
 *                              tables.Add(t);
 *                              tasks.Add(e.EvolveAsync(t,this, roundNumber, maySendMessages,Helper.Concat(clientBroadcasts, messages)));
 *                      }
 *                      int at = 0;
 *
 *                      Stopwatch watch = new Stopwatch();
 *                      watch.Start();
 *
 *                      LazyList<EntityEvolutionException> rs = new LazyList<EntityEvolutionException>();
 *
 *                      foreach (var e in entities)
 *                      {
 *                              try
 *                              {
 *                                      var remaining = (budget - watch.Elapsed).NotNegative();
 *                                      if (!tasks[at].Wait( remaining))
 *                                              throw new ExecutionException(e.ID, "Failed to execute " + (EntityLogic)Helper.Deserialize(e.SerialLogicState)+" in "+remaining.TotalMilliseconds+" ms");
 *                              }
 *                              catch (Exception ex)
 *                              {
 *                                      rs.Add(new EntityEvolutionException(e, ex, tables[at]));
 *
 *                                      ic.FlagInconsistentR(Simulation.MySpace.Relativate(e.ID.Position));
 *
 *                                      Interlocked.Increment(ref numErrors);
 *                              }
 *                              at++;
 *                      }*/

            return(rs.InternalList);
        }