import java.beans.*;
import java.io.*;

/**
 * WriteQuarkXML serializes an instance of Quark as XML.
 */
public class WriteQuarkXML {
   public static void main(String[] args) {
      // Check command-line args.
      if (args.length < 1) {
         System.out.println("Usage: WriteQuarkXML file");
         System.exit(0);
      }

      try {
         // Get command-line args.
         String file = args[0];
         String flavor = args[1];
         int    charge = Integer.parseInt(args[2]);

         // Create a Quark.
         Quark q = new Quark();
         q.setFlavor(flavor);
         q.setCharge(charge);

         // Create file output stream.
         FileOutputStream fstream = new FileOutputStream(file);

         try {
            // Create XML encoder.
            XMLEncoder ostream = new XMLEncoder(fstream);

            try {
               // Write object.
               ostream.writeObject(q);
               ostream.flush();
            } finally {
               // Close object stream.
               ostream.close();
            }
         } finally {
            // Close file stream.
            fstream.close();
         }
      } catch(Exception ex) {
         System.out.println(ex);
      }
   }
}