String opcodeToString(char opcode){
  String ret=(String)hashOpcode.get(new Integer(opcode));
  if (ret == null) {
    ret="OP_????";
  }
  return ret;
}

String opcodeToString ( char opcode ) { String ret = ( String ) hashOpcode . get ( new Integer ( opcode ) ) ; if ( ret == null ) { ret = "OP_????" ; } return ret ; }
returns a descriptive string for an opcode .
