NOTICKET: Add Nurse Module Javadoc

src/main/java/de/hitec/nhplus/nurse/AllNurseController.java

@@ -17,6 +17,12 @@ import javafx.scene.control.cell.TextFieldTableCell;
 
 import java.sql.SQLException;
 
+/**
+ * The controller for viewing all {@link Nurse}s.
+ *
+ * @author Dominik Säume
+ * @author Ole Kück
+ */
 public class AllNurseController {
     @FXML
     public TextField textFieldSurName;
@@ -40,6 +46,10 @@ public class AllNurseController {
     private final ObservableList<Nurse> nurses = FXCollections.observableArrayList();
     private NurseDao dao;
 
+    /**
+     * Initialization method that is called after the binding of all the fields.
+     */
+    @FXML
     public void initialize() {
         this.readAllAndShowInTableView();
 
@@ -72,15 +82,28 @@ public class AllNurseController {
         this.textFieldPhoneNumber.textProperty().addListener(inputNewNurseValidationListener);
     }
 
+    /**
+     * Internal method to read all data and set it to the table view.
+     */
     private void readAllAndShowInTableView(){
         this.nurses.clear();
         this.dao = DaoFactory.getInstance().createNurseDAO();
         try {
-            this.nurses.addAll(this.dao.readAll());
+            this.nurses.setAll(this.dao.readAll());
         }catch (SQLException exception){
             exception.printStackTrace();
         }
     }
+
+    /**
+     * Internal method that clears the text fields used for creating a new {@link Nurse}.
+     */
+    private void clearTextfields() {
+        this.textFieldFirstName.clear();
+        this.textFieldSurName.clear();
+        this.textFieldPhoneNumber.clear();
+    }
+
     @FXML
     public void handleAdd(){
         String surname=this.textFieldSurName.getText();
@@ -96,10 +119,5 @@ public class AllNurseController {
         clearTextfields();
     }
 
-    private void clearTextfields() {
-        this.textFieldFirstName.clear();
-        this.textFieldSurName.clear();
-        this.textFieldPhoneNumber.clear();
-    }
 
 }

src/main/java/de/hitec/nhplus/nurse/Nurse.java

@@ -6,10 +6,22 @@ import javafx.beans.property.SimpleStringProperty;
 
 import java.util.StringJoiner;
 
+/**
+ * The model for a {@link Nurse}.
+ *
+ * @author Dominik Säume
+ */
 public class Nurse extends Person {
     private SimpleIntegerProperty id;
     private final SimpleStringProperty phoneNumber;
 
+    /**
+     * This constructor allows instantiating a {@link Nurse} object,
+     * before it is stored in the database, by omitting the {@link Nurse#id ID} value.
+     *
+     * @implSpec Instances created with this constructor can be directly passed to
+     * {@link de.hitec.nhplus.nurse.database.NurseDao#create  NurseDao.create}.
+     */
     public Nurse(
             String firstName,
             String surName,
@@ -19,6 +31,9 @@ public class Nurse extends Person {
         this.phoneNumber = new SimpleStringProperty(phoneNumber);
     }
 
+    /**
+     * This constructor allows instantiating a {@link Nurse} object with all existing fields.
+     */
     public Nurse(
             int id,
             String firstName,

src/main/java/de/hitec/nhplus/nurse/database/NurseDao.java

@@ -10,6 +10,11 @@ import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * The {@link NurseDao} is an implementation of the {@link de.hitec.nhplus.datastorage.Dao Dao} for the {@link Nurse} model.
+ *
+ * @author Dominik Säume
+ */
 public class NurseDao extends DaoImp<Nurse> {
     public NurseDao(Connection connection) {
         super(connection);