import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;

public class TimeOutThread implements Runnable{

  public static int SLEEP = 6000;
  public static int READRCV = 200;
  public static int WRITERCV = 15000;
  public static int MAXTRANS = 3;

  private int duration;

  TimeOutThread(){
    this.duration = SLEEP;
  }

  @Override
  public void run() {
    try {
      Thread.sleep(duration);
    } catch (InterruptedException e) {
      System.out.println("Timeout thread interrupted.");
    }
  }



  /*******************************************************
   * This static method reads the /lib/timeout.conf file *
   * and returns user configurable time out values.      *
   * Must be run when the server is started.             *
   * If unsuccessful, it will set values to default.     *
   *******************************************************/
  public static synchronized void setTimeouts(){
    // Try to use the user defined configuration for timeouts.
    try(BufferedReader br = new BufferedReader(new FileReader(new File("./lib/timeout.conf")))){
      String line;
      while((line = br.readLine()) != null){
        if(!line.startsWith("#")){
          String[] args = line.split(" : ");
          switch(args[0]){
            case "Sleep":
              SLEEP = Integer.parseInt(args[1]);
            case "ReadRcv":
              READRCV = Integer.parseInt(args[1]);
            case "WriteRcv":
              WRITERCV = Integer.parseInt(args[1]);
            case "MaxRetrans":
              MAXTRANS = Integer.parseInt(args[1]);

          }
        }
      }
    }
    catch (Exception e){
      // Return some default values if parsing fails.
      SLEEP = 6000;
      READRCV = 200;
      WRITERCV = 10000;
      MAXTRANS = 3;
    }
  }
}