bufferedreader - readline stuck while getting respond from server java -

i have code login smtp.gmail.com using sslsocket send email have problem when try content response server,it stuck in while loop(i guess) bufferedreader.hope can me.i trying type "ehlo smtp.gmail.com" , server response stuck after then.thanks lot.this code :

` package mailclient;

import com.sun.prism.pixelformat; import java.io.bufferedreader; import java.io.bufferedwriter; import java.io.ioexception; import java.io.inputstream; import java.io.inputstreamreader; import java.io.outputstreamwriter; import java.io.printwriter; import java.net.socket; import java.util.scanner; import java.util.logging.level; import java.util.logging.logger; import javax.net.ssl.sslsocket; import javax.net.ssl.sslsocketfactory; import javax.xml.bind.datatypeconverter;  public class mailclient {   public static void main(string[] args){     scanner scan = new scanner(system.in);     // todo code application logic here     sslsocketfactory sslsocket = (sslsocketfactory)sslsocketfactory.getdefault();     sslsocket s;     try {         s = (sslsocket) sslsocket.createsocket("smtp.gmail.com",465);         bufferedreader input = new bufferedreader(new inputstreamreader(s.getinputstream()));         printwriter printwriter = new printwriter(s.getoutputstream(),true);         bufferedreader from_user = new bufferedreader(new inputstreamreader(system.in));         string message;         while(true){             system.out.println("message server");             message = from_user.readline();             if(message.equals("quit")){                 s.close();                 break;             }             printwriter.println(message);             string result;             system.out.println("reply server");             while((result = input.readline())!=null){                 system.out.println(result);             }         }     } catch (ioexception ex) {         logger.getlogger(mailclient.class.getname()).log(level.severe, null, ex);     }  }  } 

`