import java.io.*;

/**
 * ReadObj deserializes an object from a given file.
 */
public class ReadObj {
   public static void main(String[] args) {
      // Check command-line args.
      if (args.length < 1) {
         System.out.println("Usage: ReadObj file");
         System.exit(0);
      }

      // Get file name.
      String file = args[0];

      try {
         // Create file input stream.
         FileInputStream fstream = new FileInputStream(file);

         try {
            // Create object input stream.
            ObjectInputStream istream = new ObjectInputStream(fstream);

            try {
               // Read object.
               Object obj = istream.readObject();
               System.out.println(obj);
            } finally {
               // Close object stream.
               istream.close();
            }
         } finally {
            // Close file stream.
            fstream.close();
         }
      } catch(Exception ex) {
         System.out.println(ex);
      }
   }
}