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.core; /** * Handles operations related to instructors. * * @see InstructorAttributes * @see InstructorsDb */ public final class InstructorsLogic { private static final Logger log = Logger.getLogger(); private static final InstructorsLogic instance = new InstructorsLogic(); private final InstructorsDb instructorsDb = InstructorsDb.inst(); private FeedbackResponsesLogic frLogic; private FeedbackResponseCommentsLogic frcLogic; private FeedbackQuestionsLogic fqLogic; private FeedbackSessionsLogic fsLogic; private DeadlineExtensionsLogic deLogic; private InstructorsLogic() { // prevent initialization } public static InstructorsLogic inst() { return instance; } void initLogicDependencies() { fqLogic = FeedbackQuestionsLogic.inst(); frLogic = FeedbackResponsesLogic.inst(); frcLogic = FeedbackResponseCommentsLogic.inst(); fsLogic = FeedbackSessionsLogic.inst(); deLogic = DeadlineExtensionsLogic.inst(); } /** * Creates or updates search document for the given instructor. * * @param instructor the instructor to be put into documents */ public void putDocument(InstructorAttributes instructor) throws SearchServiceException { instructorsDb.putDocument(instructor); } /** * This method should be used by admin only since the searching does not restrict the * visibility according to the logged-in user's google ID. This is used by admin to * search instructors in the whole system. * @return null if no result found */ public List<InstructorAttributes> searchInstructorsInWholeSystem(String queryString) throws SearchServiceException { return instructorsDb.searchInstructorsInWholeSystem(queryString); } /** * Creates an instructor. * * @return the created instructor * @throws InvalidParametersException if the instructor is not valid * @throws EntityAlreadyExistsException if the instructor already exists in the database */ public InstructorAttributes createInstructor(InstructorAttributes instructorToAdd) throws InvalidParametersException, EntityAlreadyExistsException { return instructorsDb.createEntity(instructorToAdd); } /** * Sets the archive status of an instructor (i.e. whether the instructor * decides to archive the associated course or not). */ public void setArchiveStatusOfInstructor(String googleId, String courseId, boolean archiveStatus) throws InvalidParametersException, EntityDoesNotExistException { instructorsDb.updateInstructorByGoogleId( InstructorAttributes.updateOptionsWithGoogleIdBuilder(courseId, googleId) .withIsArchived(archiveStatus) .build() ); } /** * Checks if all the given instructors exist in the given course. * * @throws EntityDoesNotExistException If some instructor does not exist in the course. */ public void verifyAllInstructorsExistInCourse(String courseId, Collection<String> instructorEmailAddresses) throws EntityDoesNotExistException { boolean hasOnlyExistingInstructors = instructorsDb .hasExistingInstructorsInCourse(courseId, i
Assistant: