serial/server/ConnectActionServerString.java

   1 package be.nikiroo.utils.serial.server;
   2
   3 import java.io.IOException;
   4 import java.net.Socket;
   5
   6 /**
   7  * Class used for the server basic handling.
   8  * <p>
   9  * It represents a single action: a server is expected to execute one action for
  10  * each client action.
  11  *
  12  * @author niki
  13  */
  14 public class ConnectActionServerString extends ConnectActionServer {
  15         /**
  16          * Create a new {@link ConnectActionServerString} as the server version.
  17          *
  18          * @param s
  19          *            the socket to bind to
  20          * @param key
  21          *            an optional key to encrypt all the communications (if NULL,
  22          *            everything will be sent in clear text)
  23          */
  24         public ConnectActionServerString(Socket s, String key) {
  25                 super(s, key);
  26         }
  27
  28         /**
  29          * Serialise and send the given object to the client.
  30          *
  31          * @param data
  32          *            the data to send
  33          *
  34          * @throws IOException
  35          *             in case of I/O error
  36          */
  37         public void send(String data) throws IOException {
  38                 action.sendString(data);
  39         }
  40
  41         /**
  42          * (Flush the data to the client if needed and) retrieve its answer.
  43          *
  44          * @return the answer if it is available, or NULL if not
  45          *
  46          * @throws IOException
  47          *             in case of I/O error
  48          */
  49         public String rec() throws IOException {
  50                 return action.recString();
  51         }
  52 }