System.out.println("Trader knows support for " + types.length
System.err.println("Trader knows support for " + types.length
  protected void printMIMETypes()  {    String[] types = getSupportedMIMETypes();    System.out.println("Trader knows support for " + types.length                       + " MIME types:");    for (int count = 0; count < types.length; ++count)    {      System.out.println(types[count]);    }    System.out.println("----");  } 