KLALB3.2

src/org/kne/cloud/network/IPMulticastDiscovery.java

@@ -14,6 +14,7 @@ import java.net.NetworkInterface;
 import java.net.NoRouteToHostException;
 import java.net.SocketException;
 import java.net.UnknownHostException;
+import java.time.Duration;
 import java.util.Enumeration;
 import java.util.HashSet;
 import java.util.Iterator;
@@ -31,6 +32,15 @@ public class IPMulticastDiscovery extends Thread implements Closeable, AutoClose
 	private List<MultipurposeSocketAddress> msas;
 
 	private volatile Consumer<MultipurposeSocketAddress> con;
+	private long timeInterval;
+	
+	public long getTimeInterval() {
+		return timeInterval;
+	}
+
+	public void setTimeInterval(long timeInterval) {
+		this.timeInterval = timeInterval;
+	}
 
 	public NetworkInterface getNinterface() {
 		return ninterface;
@@ -53,13 +63,14 @@ public class IPMulticastDiscovery extends Thread implements Closeable, AutoClose
 	}
 
 	public IPMulticastDiscovery(InetSocketAddress bind, InetSocketAddress group, NetworkInterface ninterface,
-			List<MultipurposeSocketAddress> msas) throws IOException {
+			List<MultipurposeSocketAddress> msas,long timeInterval) throws IOException {
 		soc = new MulticastSocket(bind);
 		soc.joinGroup(group, ninterface);
 		this.bind = bind;
 		this.group = group;
 		this.ninterface = ninterface;
 		this.msas = msas;
+		this.timeInterval=timeInterval;
 	}
 
 	@Override
@@ -104,7 +115,7 @@ public class IPMulticastDiscovery extends Thread implements Closeable, AutoClose
 						
 					}
 
-					Thread.sleep(10000L);
+					Thread.sleep(timeInterval);
 				}
 			} catch (IOException e) {
 				e.printStackTrace();
@@ -133,11 +144,13 @@ public class IPMulticastDiscovery extends Thread implements Closeable, AutoClose
 				dis.close();
 				MultipurposeSocketAddress mpsa = new MultipurposeSocketAddress(type, dp.getAddress().getHostAddress(),
 						port);
+				try {
+				InetAddress mpsai=mpsa.getInetAddress();
 				//System.out.println(mpsa);
 				Enumeration<InetAddress> ei = ninterface.getInetAddresses();
 				while (ei.hasMoreElements()) {
 					InetAddress inetAddress = (InetAddress) ei.nextElement();
-					if (inetAddress.equals(mpsa.getInetAddress())) {
+					if (inetAddress.equals(mpsai)) {
 						continue loop;
 					}
 				}
@@ -145,13 +158,16 @@ public class IPMulticastDiscovery extends Thread implements Closeable, AutoClose
 				if (con != null) {
 					con.accept(mpsa);
 				}
-
+				}catch(UnknownHostException e) {
+					
+				}
 			}
 		} catch (IOException e) {
 			System.out.println(bind + " " + group + " " + ninterface);
 			e.printStackTrace();
 		} finally {
 			try {
+				
 				close();
 			} catch (IOException e) {
 				e.printStackTrace();