Refatoring

- separated net topology from the simulation nodes
- moved files in a better hierarchy

src/main/java/net/berack/upo/valpre/Main.java

@@ -1,6 +1,9 @@
 package net.berack.upo.valpre;
 
 import net.berack.upo.valpre.rand.Distribution;
+import net.berack.upo.valpre.sim.SimulationMultiple;
+import net.berack.upo.valpre.sim.Net;
+import net.berack.upo.valpre.sim.ServerNode;
 
 public class Main {
     public static void main(String[] args) throws Exception {
@@ -12,18 +15,19 @@ public class Main {
         var sigma = 0.6;
 
         // Build the network
+        var net = new Net();
         var node1 = ServerNode.createLimitedSource("Source", new Distribution.Exponential(lambda), total);
         var node2 = ServerNode.createQueue("Queue", 1, new Distribution.NormalBoxMuller(mu, sigma));
-        node1.addChild(node2, 1.0);
-
-        /// Run the simulation
-        var sim = new NetSimulation();
-        sim.addNode(node1);
-        sim.addNode(node2);
+        net.addNode(node1);
+        net.addNode(node2);
+        net.addConnection(node1.name, node2.name, 1.0);
+        net.normalizeWeights();
 
+        /// Run multiple simulations
         // var maxDepartures = new EndSimulationCriteria.MaxDepartures("Queue", total);
         // var maxTime = new EndSimulationCriteria.MaxTime(1000.0);
         var nano = System.nanoTime();
+        var sim = new SimulationMultiple(net);
         var results = sim.runParallel(seed, 1000);
         nano = System.nanoTime() - nano;