setupEpg(_epgMap, et -> ((FileAuthentication) et).getUsername(),
                (et, vl) -> ((FileAuthentication) et).setUsername(DfTypeUtil.toString(vl)), "username");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {
        return doFindEpg(_epgMap, prop);
    }

                    p.setProtocol(proxy.getProtocol());
                    p.setPort(proxy.getPort());
                    p.setNonProxyHosts(proxy.getNonProxyHosts());
                    p.setUserName(proxy.getUsername());
                    p.setPassword(proxy.getPassword());

                    repository.setProxy(p);
                } else {
                    repository.setProxy(null);
                }

        }
    }

    private AuthenticationInfo authenticationInfo(ArtifactRepository repository) {
        AuthenticationInfo ai = new AuthenticationInfo();
        ai.setUserName(repository.getAuthentication().getUsername());
        ai.setPassword(repository.getAuthentication().getPassword());
        return ai;
    }

    private ProxyInfo proxyInfo(ArtifactRepository repository) {

                                .setProxy(proxy)
                                .build();
                        AuthenticationContext authCtx = AuthenticationContext.forProxy(session, repo);
                        p.setUserName(authCtx.get(AuthenticationContext.USERNAME));
                        p.setPassword(authCtx.get(AuthenticationContext.PASSWORD));
                        p.setNtlmDomain(authCtx.get(AuthenticationContext.NTLM_DOMAIN));