Added grading models

src/main/java/nl/andrewlalis/teaching_assistant_assistant/model/assignments/grades/AssignmentGrade.java

@@ -0,0 +1,34 @@
+package nl.andrewlalis.teaching_assistant_assistant.model.assignments.grades;
+
+import nl.andrewlalis.teaching_assistant_assistant.model.BasicEntity;
+import nl.andrewlalis.teaching_assistant_assistant.model.assignments.Assignment;
+
+import javax.persistence.*;
+import java.util.List;
+
+/**
+ * Represents a grade for a certain student's submission for an assignment.
+ */
+@Entity
+public class AssignmentGrade extends BasicEntity {
+
+    /**
+     * The assignment to which this grade belongs.
+     */
+    @ManyToOne(
+            fetch = FetchType.LAZY,
+            optional = false
+    )
+    private Assignment assignment;
+
+    /**
+     * The list of section grades which make up this total grade.
+     */
+    @OneToMany(
+            fetch = FetchType.EAGER,
+            orphanRemoval = true
+    )
+    @JoinColumn(name = "assignmentGrade_id")
+    private List<SectionGrade> sectionGrades;
+
+}

src/main/java/nl/andrewlalis/teaching_assistant_assistant/model/assignments/grades/Feedback.java

@@ -1,4 +1,4 @@
-package nl.andrewlalis.teaching_assistant_assistant.model.assignments;
+package nl.andrewlalis.teaching_assistant_assistant.model.assignments.grades;
 
 import nl.andrewlalis.teaching_assistant_assistant.model.BasicEntity;
 
@@ -14,13 +14,13 @@ import javax.persistence.*;
 public abstract class Feedback extends BasicEntity {
 
     /**
-     * The section to which this feedback belongs.
+     * The graded section to which this feedback belongs.
      */
     @ManyToOne(
             fetch = FetchType.LAZY,
             optional = false
     )
-    private AssignmentSection assignmentSection;
+    private SectionGrade assignmentSection;
 
 
 

src/main/java/nl/andrewlalis/teaching_assistant_assistant/model/assignments/grades/SectionGrade.java

@@ -0,0 +1,53 @@
+package nl.andrewlalis.teaching_assistant_assistant.model.assignments.grades;
+
+import nl.andrewlalis.teaching_assistant_assistant.model.BasicEntity;
+import nl.andrewlalis.teaching_assistant_assistant.model.people.TeachingAssistant;
+
+import javax.persistence.*;
+
+/**
+ * A grade for a particular section of a student's submission. This is the basic unit which makes up a grade.
+ */
+@Entity
+public class SectionGrade extends BasicEntity {
+
+    /**
+     * The teaching assistant responsible for giving this grade.
+     */
+    @ManyToOne(
+            fetch = FetchType.LAZY,
+            optional = false
+    )
+    private TeachingAssistant teachingAssistant;
+
+    /**
+     * The overall grade to which this section grade belongs.
+     */
+    @ManyToOne(
+            fetch = FetchType.EAGER,
+            optional = false
+    )
+    private AssignmentGrade assignmentGrade;
+
+    /**
+     * The feedback object for this particular section grade.
+     */
+    @OneToOne(
+            optional = false
+    )
+    private Feedback feedback;
+
+    /**
+     * The grade for this section.
+     */
+    @Column
+    private float grade;
+
+    public SectionGrade(float grade, Feedback feedback, TeachingAssistant teachingAssistant, AssignmentGrade assignmentGrade) {
+        this.grade = grade;
+        this.feedback = feedback;
+        this.teachingAssistant = teachingAssistant;
+        this.assignmentGrade = assignmentGrade;
+    }
+
+}

src/main/java/nl/andrewlalis/teaching_assistant_assistant/model/people/TeachingAssistant.java

@@ -1,10 +1,23 @@
 package nl.andrewlalis.teaching_assistant_assistant.model.people;
 
+import nl.andrewlalis.teaching_assistant_assistant.model.assignments.grades.SectionGrade;
+
 import javax.persistence.Entity;
+import javax.persistence.JoinColumn;
+import javax.persistence.OneToMany;
+import java.util.List;
 
 /**
  * Represents a teaching assistant of a course, or in other words, a grader and administrator.
  */
 @Entity
 public class TeachingAssistant extends Person {
+
+    /**
+     * The list of all feedback given by a teaching assistant.
+     */
+    @OneToMany
+    @JoinColumn(name = "teachingAssistant_id")
+    private List<SectionGrade> sectionGrades;
+
 }