public static User parse()

in src/main/java/org/opensearch/commons/authuser/User.java [181:206]

• 23 lines of code
• 10 McCabe index (conditional complexity)

    public static User parse(final String userString) {
        if (Strings.isNullOrEmpty(userString)) {
            return null;
        }

        String[] strs = userString.split("\\|");
        if ((strs.length == 0) || (Strings.isNullOrEmpty(strs[0]))) {
            return null;
        }

        String userName = strs[0].trim();
        List<String> backendRoles = new ArrayList<>();
        List<String> roles = new ArrayList<>();
        String requestedTenant = null;

        if ((strs.length > 1) && !Strings.isNullOrEmpty(strs[1])) {
            backendRoles.addAll(Arrays.asList(strs[1].split(",")));
        }
        if ((strs.length > 2) && !Strings.isNullOrEmpty(strs[2])) {
            roles.addAll(Arrays.asList(strs[2].split(",")));
        }
        if ((strs.length > 3) && !Strings.isNullOrEmpty(strs[3])) {
            requestedTenant = strs[3].trim();
        }
        return new User(userName, backendRoles, roles, Arrays.asList(), requestedTenant);
    }