Добавил модели данных на основе ведомости + сохранил диаграмму в виде…

src/main/java/org/example/Main.java

@@ -1,4 +1,6 @@
-package org.example;public class Main {
+package org.example;
+
+public class Main {
     public static void main(String[] args) {
         System.out.println("Hello world!");
     }

src/main/java/org/example/Models/Chapter.java

@@ -0,0 +1,15 @@
+package org.example.Models;
+
+import java.util.ArrayList;
+
+public class Chapter {
+    public int Pk_Id;
+    public String Chapter;
+    public String Fk_CollectionIdTasks;
+    public ArrayList<Integer> CollectionId;
+
+    public Chapter(String chapter, String collectionIdTasks) {
+        this.Chapter = chapter;
+        this.Fk_CollectionIdTasks = collectionIdTasks;
+    }
+}

src/main/java/org/example/Models/Course.java

@@ -0,0 +1,19 @@
+package org.example.Models;
+
+import java.util.Dictionary;
+
+public class Course {
+    public int Pk_Id;
+    public String Name;
+    public int Score;
+    public int Semester;
+    public String Fk_CollectionsCourseId;
+    protected Dictionary<Integer, String> CollectionsCourse;
+
+    public Course(String name, int score, int semester, String fk_CollectionsCourseId) {
+        this.Name = name;
+        this.Score = score;
+        this.Semester = semester;
+        this.Fk_CollectionsCourseId = fk_CollectionsCourseId;
+    }
+}

src/main/java/org/example/Models/Student.java

@@ -0,0 +1,16 @@
+package org.example.Models;
+
+public class Student {
+    public int Pk_Id;
+    public String FirstName;
+    public String LastName;
+    public String Group;
+    public int Fk_id_course;
+
+    public Student(String firstName, String lastname, String group, String id_course) {
+        this.FirstName = firstName;
+        this.LastName = lastname;
+        this.Group = group;
+        this.Fk_id_course = Integer.parseUnsignedInt(id_course);
+    }
+}

src/main/java/org/example/Models/Task.java

@@ -0,0 +1,16 @@
+package org.example.Models;
+
+public class Task {
+    public int Pk_Id;
+    public String Name;
+    public int Value;
+    public int MaxValue;
+    public int Fk_id_TypeTask;
+
+    public Task(String name, int maxValue, String Fk_id_typeTask) {
+        this.Name = name;
+        this.Value = 0;
+        this.MaxValue = maxValue;
+        this.Fk_id_TypeTask = Integer.parseUnsignedInt(Fk_id_typeTask);
+    }
+}

src/main/java/org/example/Models/TypeTask.java

@@ -0,0 +1,11 @@
+package org.example.Models;
+
+public class TypeTask {
+    public int Pk_Id;
+    public String Name;
+
+    public TypeTask(String name) {
+
+        this.Name = name;
+    }
+}