问如何使用java读取控制台回显数据

EN

String db_vendor = null;
  _Shell shell = new _Shell();
  /*
   * Parse config.cfg file in order to get Database Vendor.
   */
  String command = "cfgtest -v DB_VENDOR";
  int dstat = shell._execCommand( command );
  String str = shell._getCommandOutput();   
  // VALUE(S): DB_VENDOR=ORA
  String [] st = str.split( "=" );
  db_vendor = st[1].trim();
  return db_vendor;