*/
package org.opendaylight.controller.netconf.ssh;
-import java.io.IOException;
-import java.net.InetSocketAddress;
-import java.net.ServerSocket;
-import java.util.concurrent.atomic.AtomicLong;
-import javax.annotation.concurrent.ThreadSafe;
import org.opendaylight.controller.netconf.ssh.authentication.AuthProvider;
import org.opendaylight.controller.netconf.ssh.threads.SocketThread;
import org.opendaylight.controller.usermanager.IUserManager;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import javax.annotation.concurrent.ThreadSafe;
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.net.ServerSocket;
+import java.util.concurrent.atomic.AtomicLong;
+
@ThreadSafe
-public class NetconfSSHServer implements Runnable {
+public final class NetconfSSHServer implements Runnable {
private ServerSocket ss = null;
private static final Logger logger = LoggerFactory.getLogger(NetconfSSHServer.class);
private final AuthProvider authProvider;
private boolean up = false;
- private NetconfSSHServer(int serverPort,InetSocketAddress clientAddress, AuthProvider authProvider) throws Exception{
+ private NetconfSSHServer(int serverPort,InetSocketAddress clientAddress, AuthProvider authProvider) throws IllegalStateException, IOException {
logger.trace("Creating SSH server socket on port {}",serverPort);
this.ss = new ServerSocket(serverPort);
if (!ss.isBound()){
- throw new Exception("Socket can't be bound to requested port :"+serverPort);
+ throw new IllegalStateException("Socket can't be bound to requested port :"+serverPort);
}
logger.trace("Server socket created.");
this.clientAddress = clientAddress;
this.up = true;
}
- public static NetconfSSHServer start(int serverPort, InetSocketAddress clientAddress,AuthProvider authProvider) throws Exception {
+ public static NetconfSSHServer start(int serverPort, InetSocketAddress clientAddress,AuthProvider authProvider) throws IllegalStateException, IOException {
return new NetconfSSHServer(serverPort, clientAddress,authProvider);
}
- public void stop() throws Exception {
+ public void stop() throws IOException {
up = false;
logger.trace("Closing SSH server socket.");
ss.close();
try {
SocketThread.start(ss.accept(), clientAddress, sesssionId.incrementAndGet(),authProvider);
} catch (IOException e) {
- e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
+ logger.error("Exception occurred during socket thread initialization {}",e);
}
}
}