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// Demo of Finalizers.  Not a complete program!
// Written 2/2001 by Wayne Pollock, Tampa Florida USA

public class DBFile
{
   private FileReader file;
   public DBFile ( String fileName ) throws FileNotFoundException
   {
     file = new FileReader( fileName );
   }

   public synchronized void close () throws IOException
   {
      if ( file != null )
      {  file.close();
         file = null;
      }
   }

   protected void finalize () throws Throwable
   {  try
      {  close();
      }
      finally
      {  super.finalize();  // Always use this.
      }
   }
}




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