src/main/java/seedu/address/model/ModelManager.java
@Override
    public void updateObservedDataFilteredCourseList(Predicate<Course> predicate) {
        requireNonNull(predicate);
        filteredCourses.setPredicate(predicate);
    }
/**
     * Update Observed Data Filtered Course List.
     */
Update Observed Data Filtered Course List.
Update Observed Data Filtered Course List .
@Override
    public void updateObservedDataFilteredCourseList(Predicate<Course> predicate) {
        requireNonNull(predicate);
        filteredCourses.setPredicate(predicate);
    }
@ Override public void updateObservedDataFilteredCourseList ( Predicate < Course > predicate ) { requireNonNull ( predicate ) ; filteredCourses . setPredicate ( predicate ) ; }
Update Observed Data Filtered Course List.
Update Observed Data Filtered Course List .