added exceptions

src/clientP2P/ClientManagementTCP.java

@@ -34,6 +34,7 @@ import protocolP2P.HashResponse;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import clientP2P.ClientDownloadTCP;
+import exception.SocketClosed;
 
 /** Implementation of P2P-JAVA-PROJECT CLIENT
  * @author	Louis Royer
@@ -176,6 +177,9 @@ public class ClientManagementTCP implements Runnable {
 			throw new ProtocolError();
 		} catch (EmptyFile e) {
 			throw new ProtocolError();
+		} catch (SocketClosed e){
+			System.err.println("listDirectory : SocketClosed");
+			throw new ProtocolError();
 		}
 	}