First Commit

Lab2/src/main/java/org/lumijiez/base/Grade.java

@@ -0,0 +1,22 @@
+package org.lumijiez.base;
+
+import java.io.Serializable;
+
+public class Grade implements Serializable {
+    private final String subject;
+    private final int grade;
+
+    public Grade(String subject, int grade) {
+        this.subject = subject;
+        this.grade = grade;
+    }
+
+    public String getSubject() {
+        return subject;
+    }
+
+    public int getGrade() {
+        return grade;
+    }
+
+}

Lab2/src/main/java/org/lumijiez/base/Group.java

@@ -0,0 +1,38 @@
+package org.lumijiez.base;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Group implements Serializable {
+    private final String name;
+    private final List<Student> students = new ArrayList<>();
+
+    public Group(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void addStudent(Student st) {
+        students.add(st);
+    }
+    public void deleteStudent(Student st) {
+        students.remove(st);
+    }
+
+    public List<Student> getStudents() {
+        return students;
+    }
+
+    public Student getStudent(String name, String surname) {
+        for (Student student : students) {
+            if (student.getName().equals(name) && student.getSurname().equals(surname)) {
+                return student;
+            }
+        }
+        return null;
+    }
+}

Lab2/src/main/java/org/lumijiez/base/NameSurnameGroup.java

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+package org.lumijiez.base;
+
+public class NameSurnameGroup {
+    private final String name;
+    private final String surname;
+    private final String groupName;
+
+    public NameSurnameGroup(String name, String surname, String groupName) {
+        this.name = name;
+        this.surname = surname;
+        this.groupName = groupName;
+    }
+
+    public String name() {
+        return name;
+    }
+
+    public String surname() {
+        return surname;
+    }
+
+    public String group() {
+        return groupName;
+    }
+}

Lab2/src/main/java/org/lumijiez/base/Student.java

@@ -0,0 +1,50 @@
+package org.lumijiez.base;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Student implements Serializable {
+    private final String name;
+    private final String surname;
+    private final String fullname;
+    private Group group;
+    private final List<Grade> grades = new ArrayList<>();
+
+    public Student(String name, String surname, Group group) {
+        this.name = name;
+        this.surname = surname;
+        this.fullname = name + " " + surname;
+        this.group = group;
+    }
+
+    public void setGroup(Group gr) {
+        this.group.deleteStudent(this);
+        this.group = gr;
+        gr.addStudent(this);
+    }
+
+    public List<Grade> getGrades() {
+        return grades;
+    }
+
+    public void addGrade(Grade grade) {
+        grades.add(grade);
+    }
+    public String getName() {
+        return name;
+    }
+
+    public String getSurname() {
+        return surname;
+    }
+
+    public String getFullname() {
+        return fullname;
+    }
+
+    public Group getGroup() {
+        return group;
+    }
+
+}