Assistant: 
User: 
    Please analyze the following code file and determine whether it belongs to any of the provided modules based on the listed module descriptions.
    Note that the provided list of modules may not be exhaustive, and some files may not belong to any of the modules. 
    If the code belongs to a module, Only output the module name, without any explanation or additional information; otherwise, return 'None' if it does not belong to any module.

    Modules : {
        "UI": "Handles the front-end user interface, consisting of HTML, CSS, and JavaScript files generated by the Angular framework. It processes user requests and interacts with the server using AJAX for data retrieval and client-side interactions."
"Test Driver": "Facilitates automated regression testing and handles transmission of test data in JSON format. It performs Java testing using TestNG and JavaScript unit-testing with Jest. It also sets up a simulated web server for servlet-level tests and automates end-to-end testing using Selenium Java."
"Logic": "Manages the business logic of TEAMMATES, including handling relationships between entities, managing transactions, input value sanitization, access control rights, and interfacing with GAE-provided or third-party APIs."
"Storage": "Performs CRUD operations on data entities, validation of data, and abstraction of GQL queries, hiding the complexities of datastore from the Logic component."
"Common": "Contains utility classes, custom exceptions, and data transfer objects used across the entire application for easy consolidation and transfer of structured data."
"E2E": "Handles end-to-end testing and load & performance testing, providing helpers, abstractions of browser pages, and test cases for E2E tests and L&P tests."
"Client": "Contains scripts for administrative tasks, such as migrating data to a new schema and calculating statistics. This module connects directly to the application back-end for administrative purposes."
    }

    Code: package teammates.logic.api; /** * Handles operations related to generating emails to be sent from provided templates. * * @see EmailTemplates * @see EmailType * @see EmailWrapper */ public final class EmailGenerator { // feedback action strings private static final String FEEDBACK_ACTION_SUBMIT_EDIT_OR_VIEW = "submit, edit or view"; private static final String FEEDBACK_ACTION_VIEW = "view"; private static final String FEEDBACK_ACTION_SUBMIT_OR_UPDATE = ", in case you have not submitted yet or wish to update your submission. "; private static final String HTML_NO_ACTION_REQUIRED = "<mark>No action is required if you have already submitted</mark>"; // status-related strings private static final String FEEDBACK_STATUS_SESSION_OPEN = "is still open for submissions" + FEEDBACK_ACTION_SUBMIT_OR_UPDATE + HTML_NO_ACTION_REQUIRED; private static final String FEEDBACK_STATUS_SESSION_OPENING = "is now open"; private static final String FEEDBACK_STATUS_SESSION_CLOSING = "is closing soon" + FEEDBACK_ACTION_SUBMIT_OR_UPDATE + HTML_NO_ACTION_REQUIRED; private static final String FEEDBACK_STATUS_SESSION_CLOSED = "is now closed for submission"; private static final String FEEDBACK_STATUS_SESSION_OPENING_SOON = "is due to open soon"; private static final String DATETIME_DISPLAY_FORMAT = "EEE, dd MMM yyyy, hh:mm a z"; private static final long SESSION_LINK_RECOVERY_DURATION_IN_DAYS = 90; private static final EmailGenerator instance = new EmailGenerator(); private final CoursesLogic coursesLogic = CoursesLogic.inst(); private final FeedbackSessionsLogic fsLogic = FeedbackSessionsLogic.inst(); private final InstructorsLogic instructorsLogic = InstructorsLogic.inst(); private final StudentsLogic studentsLogic = StudentsLogic.inst(); private EmailGenerator() { // prevent initialization } public static EmailGenerator inst() { return instance; } /** * Generates the feedback session opening emails for the given {@code session}. */ public List<EmailWrapper> generateFeedbackSessionOpeningEmails(FeedbackSessionAttributes session) { return generateFeedbackSessionOpeningOrClosingEmails(session, EmailType.FEEDBACK_OPENING); } private List<EmailWrapper> generateFeedbackSessionOpeningOrClosingEmails( FeedbackSessionAttributes session, EmailType emailType) { CourseAttributes course = coursesLogic.getCourse(session.getCourseId()); boolean isEmailNeededForStudents = fsLogic.isFeedbackSessionForUserTypeToAnswer(session, false); boolean isEmailNeededForInstructors = fsLogic.isFeedbackSessionForUserTypeToAnswer(session, true); List<InstructorAttributes> instructorsToNotify = isEmailNeededForStudents ? instructorsLogic.getCoOwnersForCourse(session.getCourseId()) : new ArrayList<>(); List<StudentAttributes> students = isEmailNeededForStudents ? studentsLogic.getStudentsForCourse(session.getCourseId()) : new ArrayList<>(); List<InstructorAttributes> instructors = isEmailNeededForInstructors ? instructo
Assistant: