domani mcad please

anno2/Galla/MCAD/esercizi2019/bomboloni_sol/bomb-monitor-cliente-marco.txt

@@ -0,0 +1,109 @@
+monitor Vassoio{
+	int b = 0;
+	timer_scaduto = false;
+	condition servi;
+	condition friggi;
+	condition cliente;
+
+	public int servi(){
+		while(b == 0 || timer_scaduto || empty(cliente)){
+			wait(servi);
+		}
+		b--;
+		signal(cliente);
+		return b;
+	}
+
+	public int friggi(){
+		if(!(b == 0 && timer_scaduto))
+			wait(friggi);
+		return b;
+	}
+
+	public void riempi(){
+		b = 30;
+		timer_scaduto = false;
+		signal(servi);	
+	}
+
+	public void butta(){
+		timer_scaduto = true;
+		signal(friggi);
+	}
+
+	public void ordina(){
+		signal(servi);
+		wait(cliente);
+	}
+}
+
+monitor Alarm{
+	int now = 0;
+	int alarm = -1;
+	condition waiting;
+
+	public void tick(){
+		now++;
+		if(alarm != -1 && alarm <= now){
+			alarm = -1;
+			signal(waiting);
+		}
+	}
+
+	public void waittimer(){
+		wait(waiting);
+	}
+
+	public void settimer(int s){
+		if(s == 0){
+			alarm = -1;
+			signal(waiting);
+		}
+		else
+			alarm = now + s;
+	}
+}
+
+Vassoio v;
+Alarm a;
+
+Process Mario{
+	int b;
+	while(true){
+		b = v.friggi();
+		if(b > 0)
+			<butta>;
+		<friggi>;
+		a.settimer(60);
+		v.riempi();
+	}
+}
+
+Process Piero{
+	int b;
+	while(true){
+		<aspetta cliente>;
+		b = v.servi();
+		<servi>;
+		if (b == 0)
+			a.settimer(0);
+	}
+}
+
+Process Rosa{
+	while(true){
+		a.waittimer();
+		v.butta();
+	}
+}
+
+Process Clock{
+	while(true){
+		<aspetta un secondo>;
+		a.tick();
+	}
+}
+
+Process Cliente{
+	v.ordina();
+}

anno2/Galla/MCAD/esercizi2019/bomboloni_sol/cliente/bomboloni-mess-cliente.java

@@ -50,7 +50,6 @@ process Mario{
 		<friggi>
 		setTimer(60);
 		send(s) to p.rilascio_vassoio;
-			
 	}
 }
 

anno2/Galla/MCAD/esercizi2019/bomboloni_sol/mia_rendevouz

@@ -30,7 +30,7 @@ Process Bancone {
 
 		[] tick >= alarm and alarm != -1; accept wait_timer() ->
 			butta = true;
-			nbomb = 0;
+			nbomb = 0; // errore
 			alarm = -1;
 
 		[] ; accept set_timer(in long n) ->

anno2/Galla/MCAD/esercizi2019/bomboloni_sol/monitor_marco

@@ -3,7 +3,6 @@ monitor Vassoio{
 	timer_scaduto = false;
 	condition servi;
 	condition friggi;
-
 	public int servi(){
 		if (b == 0 || timer_scaduto){
 			wait(servi);
@@ -11,30 +10,25 @@ monitor Vassoio{
 		servi --;
 		return b;
 	}
-
 	public int friggi(){
 		if(!(b == 0 && timer_scaduto))
 			wait(friggi);
 		return b;
 	}
-
 	public void riempi(){
 		b = 30;
 		timer_scaduto = false;
 		signal(servi);	
 	}
-
 	public void butta(){
 		timer_scaduto = true;
 		signal(friggi);
 	}
 }
-
 monitor Alarm{
 	int now = 0;
 	int alarm = -1;
 	condition waiting;
-
 	public void tick(){
 		now++;
 		if(alarm != -1 && alarm <= now){
@@ -42,19 +36,15 @@ monitor Alarm{
 			signal(waiting);
 		}
 	}
-
 	public void waittimer(){
 		wait(waiting);
 	}
-
 	public void settimer(int s){
 		alarm = now + s;
 	}
 }
-
 Vassoio v;
 Alarm a;
-
 Process Mario{
 	int b;
 	while(true){
@@ -66,7 +56,6 @@ Process Mario{
 		v.riempi();
 	}
 }
-
 Process Piero{
 	int b;
 	while(true){
@@ -77,14 +66,12 @@ Process Piero{
 			a.settimer(0);
 	}
 }
-
 Process Rosa{
 	while(true){
 		a.waittimer();
 		v.butta();
 	}
 }
-
 Process Clock{
 	while(true){
 		<aspetta un secondo>;

anno2/Galla/MCAD/esercizi2019/bomboloni_sol/secondo_appello/bomb-mess

@@ -0,0 +1,112 @@
+Process Rosa{
+    int nbomb = 0;
+    bool vaiMario = true;
+    signal s;
+    process p;
+    port signal friggi_i;
+    port signal friggi_f;
+    port signal servi_i;
+    port signal servi_f;
+    port signal segnalaMario;
+
+    do
+        * vaiMario == true; p = receive(s) from friggi_i; ->
+              vaiMario = false;
+              send(nbomb) to p.ok;
+
+        * ; p = receive(s) from friggi_f; ->
+              nbomb = 30;
+
+        * nbomb > 0 and !vaiMario; p = receive(s) from servi_i; ->
+              send(s) to p.ok;
+
+        * ; p = receive(s) from servi_f; ->
+              nbomb--;
+              send(nbomb) to p.rimasti;
+
+        * ; p = receive(s) from segnalaMario; ->
+            vaiMario = true;
+
+    od
+}
+
+Process Clock{
+    int now = 0;
+    int alarm = -1;
+    signal s;
+    process p;
+
+    do
+        * ; p = receive(s) from tick; ->
+          now++;
+          if(now >= alarm and alarm != -1){
+            alarm = -1;
+            send(s) to Rosa.segnalaMario;
+          }
+
+        * ; p = receive(n) from set_timer; ->
+            if(n == 0){
+                alarm = -1;
+                send(s) to Rosa.segnalaMario;
+            } else {
+              alarm = now + n;
+            }
+
+    od
+}
+
+Process Mario{
+    int nbomb = 0;
+    signal s;
+    port int ok;
+    while(true){
+        send(s) to Rosa.friggi_i;
+        p = receive(nbomb) from ok;
+        if(nbomb > 0){
+            < butta >
+        }
+        < friggi >
+        Clock.set_timer(60 minuti);
+        send(s) to Rosa.friggi_f;
+   }
+}
+
+Process Piero{
+    int nbomb = 0;
+    signal s;
+    port int rimasti;
+    port signal ok;
+    process p;
+    process cliente;
+
+    while(true){
+        client = receive(s) from nuovo_cliente;
+        send(s) to Rosa.servi_i;
+        p = receive(s) from ok;
+        < servi cliente >
+        send(s) to cliente.rilascio;
+        send(s) to Rosa.servi_f;
+        p = receive(nbomb) from rimasti;
+        if(rimasti == 0){
+            Clock.set_timer(0);
+        }
+    }
+}
+
+Process Cliente{
+    signal s;
+    port signal rilascio;
+    process p;
+    send(s) to Piero.nuovo_cliente;
+    p = receive(s) from rilascio;
+    < mangia >
+    < esci >
+}
+
+Process HWClock{
+    signal s;
+    while(true){
+        < hw tick >
+        send(s) to Clock.tick;
+    }
+}

anno2/Galla/MCAD/esercizi2019/bomboloni_sol/secondo_appello/bomb-mon

@@ -0,0 +1,114 @@
+Monitor Bancone{
+    condition friggi;
+    condition attesaCliente;
+    condition attesaPiero;
+    condition pronti;
+
+    int nbomb = 0;
+    bool MarioDeveFriggere = false;
+
+    public int friggi_i(){
+        if(nbomb>0 or MarioDeveFriggere==true){
+            wait(friggi);
+        }
+        return nbomb;
+    }
+
+    public void arrivoCliente(){
+        wait(attesaCliente);
+    }
+
+    public void friggi_f(){
+        nbomb = 30;
+        MarioDeveFriggere = false;
+        signal(pronti);
+    }
+
+    public void servi_i(){
+        if(empty(attesaCliente){
+            wait(attesaPiero);
+        }
+        if(nbomb==0 or MarioDeveFriggere){
+            wait(pronti);
+        }
+        signal(attesaCliente);
+    }
+
+    public int servi_f(){
+        nbomb--;
+        return nbomb;
+    }
+
+    public void timeout(){
+        MarioDeveFriggere = true;
+    }
+}
+
+Bancone b;
+Clock c;
+
+Process Mario{
+    int rimasti = 0;
+    while(true){
+        rimasti = b.friggi_i();
+        if(rimasti > 0) < butta >
+        < friggi >
+        c.setTimer(60 minuti);
+        b.friggi_f();
+    }
+}
+
+Process Rosa{
+    while(true){
+        c.waitTimer();
+        b.timeout();
+   }
+}
+
+Process Cliente{
+    b.arrivoCliente();
+    < mangia >
+}
+
+Process Piero{
+   int rimasti = 0;
+   while(true){
+       b.servi_i();
+       < servi >
+       rimasti = b.servi_f();
+       if(rimasti == 0) c.setTimer(0);
+   }
+}
+
+Monitor Clock{
+    int now = 0;
+    int alarm = -1;
+
+    public void setTimer(int n){
+        if(n == 0){
+            alarm = -1;
+            signal(sveglia);
+        }
+        else alarm = now+n;
+    }
+
+    public void waitTimer(){
+        if(alarm == -1 or alarm>tick){
+             wait(sveglia);
+         }
+    }
+
+    public void tick(){
+        now++;
+        if(now >= alarm){
+            signal(sveglia);
+        }
+    }
+}
+
+process HwClock{
+    while(true){
+        < hw interrupt >
+        c.tick();
+    }
+}