in deploy-runner-agent/src/main/java/jetbrains/buildServer/deployer/agent/ftp/FtpBuildProcessAdapter.java [73:83]
private static String formatProtocol(String target) {
if (target == null)
throw new IllegalArgumentException("Target must not be null");
// strip protocols
if (target.toLowerCase().startsWith(FTP_PROTOCOL))
target = target.substring(FTP_PROTOCOL.length());
if (startsWithFtpsProtocol(target)) {
target = target.substring(FTPS_PROTOCOL.length());
}
return FTP_PROTOCOL + target;
}