public List findVoteThread()

in src/main/java/org/apache/sling/cli/impl/mail/VoteThreadFinder.java [41:77]
36 lines of code
6 McCabe index (conditional complexity)

    public List<Email> findVoteThread(String releaseName) throws IOException {
        try (CloseableHttpClient client = HttpClients.createDefault()) {
            String threadSubject = "[VOTE] Release " + releaseName;
            URI uri = new URIBuilder("https://lists.apache.org/api/stats.lua")
                    .addParameter("domain", "sling.apache.org")
                    .addParameter("list", "dev")
                    .addParameter("d", "lte=1M")
                    .addParameter("q", threadSubject)
                    .build();

            HttpGet get = new HttpGet(uri);
            try (CloseableHttpResponse response = client.execute(get)) {
                try (InputStream content = response.getEntity().getContent();
                     InputStreamReader reader = new InputStreamReader(content)) {
                    if (response.getStatusLine().getStatusCode() != 200) {
                        throw new IOException("Status line : " + response.getStatusLine());
                    }
                    JsonParser parser = new JsonParser();
                    List<Email> emails = new ArrayList<>();
                    JsonElement emailsJson = parser.parse(reader).getAsJsonObject().get("emails");
                    if (emailsJson == null) {
                        throw new IllegalStateException(String.format("Unable to correctly parse JSON from %s. Missing \"emails\" " +
                                "property in the JSON response.", uri.toString()));
                    }
                    if (emailsJson.isJsonArray()) {
                        JsonArray emailsArray = emailsJson.getAsJsonArray();
                        for (JsonElement email : emailsArray) {
                            emails.add(new Email(email.getAsJsonObject().get("id").getAsString()));
                        }
                    }
                    return emails;
                }
            }
        } catch (URISyntaxException e) {
            throw new IllegalArgumentException(e);
        }
    }