public Integer call()

in src/main/java/org/apache/sling/cli/impl/release/TallyVotesCommand.java [99:181]
81 lines of code
14 McCabe index (conditional complexity)

    public Integer call() {
        try {
            StagingRepository repository = repositoryService.find(repositoryId);
            Set<Release> releases = repositoryService.getReleases(repository);
            String releaseName = releases.stream().map(Release::getName).collect(Collectors.joining(", "));
            String releaseFullName = releases.stream().map(Release::getFullName).collect(Collectors.joining(", "));
            Set<String> bindingVoters = new LinkedHashSet<>();
            Set<String> nonBindingVoters = new LinkedHashSet<>();
            Collator collator = Collator.getInstance(Locale.US);
            collator.setDecomposition(Collator.NO_DECOMPOSITION);
            List<Email> emailThread = voteThreadFinder.findVoteThread(releaseName);
            if (emailThread.isEmpty()) {
                LOGGER.error("Could not find a corresponding email voting thread for release \"{}\".", releaseName);
            } else {
                emailThread.stream().skip(1).filter(this::isPositiveVote).forEachOrdered(
                        email -> {
                            String from = email.getFrom().getAddress();
                            String name = email.getFrom().getPersonal();
                            Member m = membersFinder.findByNameOrEmail(name, from);
                            if (m != null) {
                                if (m.isPMCMember()) {
                                    bindingVoters.add(m.getName());
                                } else {
                                    nonBindingVoters.add(m.getName());
                                }
                            } else {
                                nonBindingVoters.add(name);
                            }
                        }
                );
                Member currentMember = membersFinder.getCurrentMember();
                String email = EMAIL_TEMPLATE
                        .replace("##FROM##", new InternetAddress(currentMember.getEmail(), currentMember.getName()).toUnicodeString())
                        .replace("##DATE##", dateProvider.getCurrentDateForEmailHeader())
                        .replace("##RELEASE_NAME##", releaseFullName)
                        .replace("##BINDING_VOTERS##", String.join(", ", bindingVoters))
                        .replace("##USER_NAME##", membersFinder.getCurrentMember().getName());
                if (nonBindingVoters.isEmpty()) {
                    email = email.replace("##NON_BINDING_VOTERS##", "none");
                } else {
                    email = email.replace("##NON_BINDING_VOTERS##", String.join(", ", nonBindingVoters));
                }

                if (bindingVoters.size() >= 3) {
                    switch (reusableCLIOptions.executionMode) {
                        case DRY_RUN:
                            LOGGER.info("The following email would be sent from your @apache.org address (see the \"From:\" header):\n");
                            LOGGER.info(email);
                            break;
                        case INTERACTIVE:
                            String question ="Should the following email be sent from your @apache.org address (see the" +
                                    " \"From:\" header)?\n\n" + email;
                            InputOption answer = UserInput.yesNo(question, InputOption.YES);
                            if (InputOption.YES.equals(answer)) {
                                LOGGER.info("Sending email...");
                                mailer.send(email);
                                LOGGER.info("Done!");
                            } else if (InputOption.NO.equals(answer)) {
                                LOGGER.info("Aborted.");
                            }
                            break;
                        case AUTO:
                            LOGGER.info(email);
                            LOGGER.info("Sending email...");
                            mailer.send(email);
                            LOGGER.info("Done!");
                            break;
                    }
                } else {
                    LOGGER.info("Release {} does not have at least 3 binding votes.", releaseFullName);
                    LOGGER.info("Binding votes: {}.", bindingVoters.isEmpty() ? "none" : String.join(", ", bindingVoters));
                    LOGGER.info("Non-binding votes: {}.", nonBindingVoters.isEmpty() ? "none" : String.join(", ",
                            bindingVoters));
                    return CommandLine.ExitCode.USAGE;
                }
            }
            
        } catch (IOException e) {
            LOGGER.warn("Command execution failed", e);
            return CommandLine.ExitCode.SOFTWARE;
        }
        return CommandLine.ExitCode.OK;
    }