gradlew.bat

package justthinkinnovation.munguriek.notekeeper;

import java.util.ArrayList;
import java.util.List;

/**
 * Created by Jim.
 */

public class DataManager {
    private static DataManager ourInstance = null;

    private List<CourseInfo> mCourses = new ArrayList<>();
    private List<NoteInfo> mNotes = new ArrayList<>();

    public static DataManager getInstance() {
        if(ourInstance == null) {
            ourInstance = new DataManager();
            ourInstance.initializeCourses();
            ourInstance.initializeExampleNotes();
        }
        return ourInstance;
    }

    public String getCurrentUserName() {
        return "Jim Wilson";
    }

    public String getCurrentUserEmail() {
        return "jimw@jwhh.com";
    }

    public List<NoteInfo> getNotes() {
        return mNotes;
    }

    public int createNewNote() {
        NoteInfo note = new NoteInfo(null, null, null);
        mNotes.add(note);
        return mNotes.size() - 1;
    }

    public int findNote(NoteInfo note) {
        for(int index = 0; index < mNotes.size(); index++) {
            if(note.equals(mNotes.get(index)))
                return index;
        }

        return -1;
    }

    public void removeNote(int index) {
        mNotes.remove(index);
    }

    public List<CourseInfo> getCourses() {
        return mCourses;
    }

    public CourseInfo getCourse(String id) {
        for (CourseInfo course : mCourses) {
            if (id.equals(course.getCourseId()))
                return course;
        }
        return null;
    }

    public List<NoteInfo> getNotes(CourseInfo course) {
        ArrayList<NoteInfo> notes = new ArrayList<>();
        for(NoteInfo note:mNotes) {
            if(course.equals(note.getCourse()))
                notes.add(note);
        }
        return notes;
    }

    public int getNoteCount(CourseInfo course) {
        int count = 0;
        for(NoteInfo note:mNotes) {
            if(course.equals(note.getCourse()))
                count++;
        }
        return count;
    }

    private DataManager() {
    }

    //region Initialization code

    private void initializeCourses() {
        mCourses.add(init