all the code under src folder

esempioJoin/Main.java → src/join/Main.java

+package join;
+
 import java.util.ArrayList;
 import java.util.Random;
 
@@ -22,6 +24,7 @@ public class Main {
 	  for (Thread t : threads) {
 		  t.join();
 	  }
+	  
 	  System.out.println("...All thread finished!");
   }
 

esempioJoin/MyThread.java → src/join/MyThread.java

+package join;
+
 import java.util.Random;
 
 public class MyThread extends Thread {

producerConsumer/Consumer.java → src/producerConsumer/Consumer.java

+package producerConsumer;
+
 public class Consumer implements Runnable {
 
 	private final Queue queue;

producerConsumer/Main.java → src/producerConsumer/Main.java

+package producerConsumer;
+
 public class Main {
 	public static void main(String[] args) {
 		Queue q = new Queue();

producerConsumer/Producer.java → src/producerConsumer/Producer.java

+package producerConsumer;
+
 public class Producer implements Runnable {
 	
 	private final String id;

producerConsumer/Queue.java → src/producerConsumer/Queue.java

+package producerConsumer;
+
 import java.util.ArrayList;
 
 public class Queue {

producerConsumerUnsynced/Consumer.java → src/producerConsumerUnsynced/Consumer.java

+package producerConsumerUnsynced;
+
 public class Consumer implements Runnable {
 
 	private final Queue queue;

producerConsumerUnsynced/Main.java → src/producerConsumerUnsynced/Main.java

+package producerConsumerUnsynced;
+
 public class Main {
 	public static void main(String[] args) {
 		Queue q = new Queue();

producerConsumerUnsynced/Producer.java → src/producerConsumerUnsynced/Producer.java

+package producerConsumerUnsynced;
+
 public class Producer implements Runnable {
 	
 	private final String id;

producerConsumerUnsynced/Queue.java → src/producerConsumerUnsynced/Queue.java

+package producerConsumerUnsynced;
+
 import java.util.ArrayList;
 
 //Esempio di coda condivisa che non usa wait e notify

semaphore/Main.java → src/semaphore/Main.java

+package semaphore;
+
 import java.util.ArrayList;
 import java.util.Random;
 
-//Utilizzo di un semaforo "fatto a "
 public class Main {
   public static void main(String arg[]) throws Exception {
 	  Random r = new Random();

semaphore/MyThread.java → src/semaphore/MyThread.java

+package semaphore;
+
 import java.util.Random;
 
 public class MyThread extends Thread {

semaphore/Semaphore.java → src/semaphore/Semaphore.java

-//Classe che implementa tramite wait e notify un Semaforo.
+package semaphore;//Classe che implementa tramite wait e notify un Semaforo.
 //Se non vi ricordate cosa sia un semaforo, google is your best friend.
 
-public class Semaphore extends Thread {
+public class Semaphore {
 	private int maxNumber; //numero massimo di thread
 	private int threadsIn; //conteggio dei thread nell'area critica
 

semaphoreAPI/Main.java → src/semaphoreAPI/Main.java

+package semaphoreAPI;
+
 import java.util.Random;
 import java.util.Vector;
 import java.util.concurrent.Semaphore;

semaphoreAPI/MyThread.java → src/semaphoreAPI/MyThread.java

+package semaphoreAPI;
+
 import java.util.Random;
 import java.util.concurrent.Semaphore;