question: public PrivateKey loadPrivateKey ( ) throws Exception { if ( defaultKeys ) { return getPrivateKeyFromString ( RSAKeyLoader . DEFAULT_PKEY ) ; } if ( priKey == null ) { FileReader f = new FileReader ( path + "privatekey" + this . id ) ; BufferedReader r = new BufferedReader ( f ) ; String tmp = "" ; String key = "" ; while ( ( tmp = r . readLine ( ) ) != null ) { key = key + tmp ; } f . close ( ) ; r . close ( ) ; priKey = getPrivateKeyFromString ( key ) ; } return priKey ; }
target:  Loads the private key of this process