Differenze

Queste sono le differenze tra la revisione selezionata e la versione attuale della pagina.

--- lpr-b:lpr-b-09:soluzioni [22/10/2009 alle 20:31 (16 anni fa)] – Andrea Corradini
+++ lpr-b:lpr-b-09:soluzioni [22/10/2009 alle 20:42 (16 anni fa)] (versione attuale) – Andrea Corradini
@@ Linea 4: / Linea 4: @@
 [[FAQ|FAQ]]
+====== Tasks e Threads ======
 ===== PrintTask =====
@@ Linea 99: / Linea 102: @@
 </code>
-====== Tasks e Threads ======
 ===== PITask2 =====
@@ Linea 162: / Linea 164: @@
 ====== Thread Pool ======
-===== AsynchronousCalculator.java =====
+===== AsynchronousCalculator =====
 <code:java>
@@ Linea 374: / Linea 376: @@
 </code>
+====== Indirizzi IP ======
+===== ListInterface =====
+<code:java>
+import java.util.Enumeration;
+import java.net.*;
+public class ListInterface
+{
+    public static void main(String[] args)
+    {
+	try
+	    {
+		Enumeration<NetworkInterface> interfaceList = NetworkInterface.getNetworkInterfaces();
+		if(interfaceList == null)
+		    {
+			System.out.println("Nessuna interfaccia di rete disponibile");
+		    }
+		else
+		    {
+			while(interfaceList.hasMoreElements())
+			    {
+				NetworkInterface iface = interfaceList.nextElement();
+				System.out.println("Interface " + iface.getName() + ":->" + iface.getDisplayName());
+				Enumeration<InetAddress> addrList = iface.getInetAddresses();
+				while(addrList.hasMoreElements())
+				    {
+					InetAddress address = addrList.nextElement();
+					System.out.print("\tIndirizzo " + ((address instanceof Inet4Address ? "(v4)"
+									    : (address instanceof Inet6Address ? "(v6)" : "(?)"))));
+					System.out.println(": " + address.getHostAddress());
+				    }
+			    }
+		    }
+	    }catch(SocketException e) { System.out.println(e);}
+    }
+}
+</code>