Numer 2 - Half way there

src/Model/AdressverwaltungModel.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package adressverwaltung.model;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.util.ArrayList;
+import javax.swing.table.AbstractTableModel;
+
+/**
+ *
+ * @author le
+ */
+public class AdressverwaltungModel extends AbstractTableModel
+{
+  private ArrayList<ArrayList<String>> daten;
+  private ArrayList<String> adressEintraegeDaten;
+  private ArrayList<String> adressEintraegeNamen;
+  
+  public AdressverwaltungModel()
+  {
+    adressEintraegeDaten = new ArrayList<>();
+    adressEintraegeNamen = new ArrayList<>();
+    daten = new ArrayList<>();
+    adressEintraegeNamen.add("Name");
+    adressEintraegeDaten.add("Lehner");
+    adressEintraegeNamen.add("Telefon");
+    adressEintraegeDaten.add("122345");
+    daten.add(adressEintraegeDaten);
+  }
+
+  @Override
+  public int getRowCount()
+  {
+    return daten.size();
+  }
+
+  @Override
+  public int getColumnCount()
+  {
+    return adressEintraegeDaten.size();
+  }
+
+  @Override
+  public Object getValueAt(int row, int col)
+  {
+    return daten.get(row).get(col);
+  }
+  @Override
+  public void setValueAt(Object value, int row, int col)
+  {
+    daten.get(row).set(col, (String)value);
+  }
+  
+  @Override
+  public boolean isCellEditable(int row, int col)
+  {
+    return true;
+  }
+  
+  @Override
+  public String getColumnName(int col)
+  {
+    return adressEintraegeNamen.get(col);
+  }
+  
+  public void eintragHinzufuegen()
+  {
+    adressEintraegeDaten = new ArrayList<>();
+    adressEintraegeNamen.forEach(s -> adressEintraegeDaten.add(s));
+    daten.add(adressEintraegeDaten);
+    this.fireTableDataChanged();
+  }
+  
+  public void eintragLoeschen(int row)
+  {
+    daten.remove(row);
+    this.fireTableDataChanged();
+  }
+  
+  public void spalteHinzufuegen(String name)
+  {
+    adressEintraegeNamen.add(name);
+  }
+  
+  public void datenSpeichern(File datei) throws FileNotFoundException, IOException
+  {
+    FileOutputStream fos = new FileOutputStream(datei);
+    BufferedOutputStream bos = new BufferedOutputStream(fos);
+    ObjectOutputStream oos = new ObjectOutputStream(bos);
+    oos.writeObject(daten);
+    oos.writeObject(adressEintraegeNamen);
+    oos.flush();
+    oos.close();
+  }
+  
+  public void datenLesen(File datei) throws FileNotFoundException, IOException, ClassNotFoundException
+  {
+    FileInputStream fis = new FileInputStream(datei);
+    BufferedInputStream bis = new BufferedInputStream(fis);
+    ObjectInputStream ois = new ObjectInputStream(bis);
+    daten = (ArrayList<ArrayList<String>>)ois.readObject();
+    adressEintraegeNamen = (ArrayList<String>)ois.readObject();
+    adressEintraegeDaten = daten.get(daten.size()-1);
+    ois.close();
+    this.fireTableDataChanged();
+  }
+  
+}

src/controller/Controller.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package controller;
+
+import adressverwaltung.model.AdressverwaltungModel;
+import controller.commands.CommandOpen;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import prfourgui.View.AdressbuchView;
+
+/**
+ *
+ * @author jechowma68968
+ */
+public class Controller implements ActionListener  
+{
+  private AdressbuchView view;
+  private AdressverwaltungModel model;
+  private Invoker invoker;
+  public Controller(AdressbuchView view, AdressverwaltungModel model)
+  {
+    this.view = view;
+    this.model = model;
+    this.invoker = new Invoker();
+  }
+  /**
+   * Hinterlegen aller Objekte in View die Interaktion ausüben
+   */
+  public void registerEvents(){
+    view.getMnuOpen().addActionListener(this);
+  }
+  
+  public void registerCommands(){
+    invoker.addCommand(view.getMnuOpen(), new CommandOpen(view, model));
+  }
+  
+  @Override
+  public void actionPerformed(ActionEvent ae)
+  {
+    Object key = ae.getSource();
+    invoker.executeCommand(key);
+  }
+}

src/controller/Interface.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package controller;
+
+/**
+ *
+ * @author jechowma68968
+ */
+public interface Interface
+{
+  public void execute();
+  public void undo();
+}

src/controller/Invoker.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package controller;
+
+import java.util.HashMap;
+
+/**
+ *
+ * @author jechowma68968
+ */
+public class Invoker
+{
+  private HashMap<Object, Interface> commands;
+  
+  public Invoker()
+  {
+    commands = new HashMap<>();
+  }
+  
+  /**
+   * 
+   * @param key ist das Object
+   * @param value ist auch etwas
+   */
+  public void addCommand(Object key, Interface value){
+    commands.put(key, value);
+  }
+  
+  public void executeCommand(Object key){
+    commands.get(key).execute();
+  }
+}

src/controller/commands/CommandOpen.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package controller.commands;
+
+import adressverwaltung.model.AdressverwaltungModel;
+import controller.Interface;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import javax.swing.JFileChooser;
+import prfourgui.View.AdressbuchView;
+
+/**
+ *
+ * @author jechowma68968
+ */
+public class CommandOpen implements Interface
+{
+  private final AdressbuchView view;
+  private final AdressverwaltungModel model;
+  
+  public CommandOpen(AdressbuchView view, AdressverwaltungModel model)
+  {
+    this.view = view;
+    this.model = model;
+  }
+
+  @Override
+  public void execute()
+  {
+    File datei;
+    JFileChooser fc = view.getjFileChooser1();
+    int wahl = fc.showOpenDialog(view);
+    if(wahl == JFileChooser.APPROVE_OPTION){
+      datei = fc.getSelectedFile();
+      String dateiname = datei.getAbsolutePath();
+      view.getTxtStatus().setText("Dateipfad:" + dateiname);
+      
+      try{
+        model.datenLesen(datei);
+      }
+      catch(FileNotFoundException e){
+        System.out.println("File not Found Error");
+      }
+      catch(IOException e){
+        System.out.println("Reading Error");
+      }
+      catch(ClassNotFoundException e){
+        System.out.println("Class not found");
+      }
+    }
+  }
+
+  @Override
+  public void undo()
+  {
+  }
+}

src/prfourgui/Start.java

 
 package prfourgui;
 
-import controller.ControllerOeffnen;
+import adressverwaltung.model.AdressverwaltungModel;
+import controller.Controller;
 import prfourgui.View.AdressbuchView;
 
 /**
   public Start()
   {
     AdressbuchView view = new AdressbuchView();
-    ControllerOeffnen ctrlOeffnen = new ControllerOeffnen(view);
-    ctrlOeffnen.registerEvents();
+    AdressverwaltungModel model = new AdressverwaltungModel();
+    view.getAdressTable2().getTblAdressbuch().setModel(model);
+    
+    Controller con = new Controller(view, model);
+    con.registerEvents();
+    con.registerCommands();
+    
     view.setVisible(true);
     
 

src/prfourgui/View/AdressTable.form

 
       <Layout class="org.netbeans.modules.form.compat2.layouts.support.JScrollPaneSupportLayout"/>
       <SubComponents>
-        <Component class="javax.swing.JTable" name="jTable1">
+        <Component class="javax.swing.JTable" name="tblAdressbuch">
           <Properties>
             <Property name="model" type="javax.swing.table.TableModel" editor="org.netbeans.modules.form.editors2.TableModelEditor">
               <Table columnCount="4" rowCount="4">

src/prfourgui/View/AdressTable.java

  */
 public class AdressTable extends javax.swing.JPanel
 {
+  /**
+   * @return the jTable1
+   */
+  public javax.swing.JTable getTblAdressbuch()
+  {
+    return tblAdressbuch;
+  }
+
+  /**
+   * @param tblAdressbuch the jTable1 to set
+   */
+  public void setTblAdressbuch(javax.swing.JTable tblAdressbuch)
+  {
+    this.tblAdressbuch = tblAdressbuch;
+  }
 
   /**
    * Creates new form AdressTable
     jPopupMenu1 = new javax.swing.JPopupMenu();
     jMenuItem1 = new javax.swing.JMenuItem();
     jScrollPane1 = new javax.swing.JScrollPane();
-    jTable1 = new javax.swing.JTable();
+    tblAdressbuch = new javax.swing.JTable();
 
     jMenuItem1.setIcon(new javax.swing.ImageIcon(getClass().getResource("/prfourgui/Icons/Delete24.gif"))); // NOI18N
     jMenuItem1.setText("Remove");
 
     setLayout(new javax.swing.BoxLayout(this, javax.swing.BoxLayout.LINE_AXIS));
 
-    jTable1.setModel(new javax.swing.table.DefaultTableModel(
+    tblAdressbuch.setModel(new javax.swing.table.DefaultTableModel(
       new Object [][]
       {
         {null, null, null, null},
         "Name", "Telefon", "Mobil", "E-Mail"
       }
     ));
-    jTable1.setComponentPopupMenu(jPopupMenu1);
-    jScrollPane1.setViewportView(jTable1);
+    tblAdressbuch.setComponentPopupMenu(jPopupMenu1);
+    jScrollPane1.setViewportView(tblAdressbuch);
 
     add(jScrollPane1);
   }// </editor-fold>//GEN-END:initComponents
   private javax.swing.JMenuItem jMenuItem1;
   private javax.swing.JPopupMenu jPopupMenu1;
   private javax.swing.JScrollPane jScrollPane1;
-  private javax.swing.JTable jTable1;
+  private javax.swing.JTable tblAdressbuch;
   // End of variables declaration//GEN-END:variables
 }

src/prfourgui/View/AdressbuchView.form

             <Property name="verticalTextPosition" type="int" value="3"/>
           </Properties>
         </Component>
+        <Component class="javax.swing.JButton" name="toolUndo">
+          <Properties>
+            <Property name="icon" type="javax.swing.Icon" editor="org.netbeans.modules.form.editors2.IconEditor">
+              <Image iconType="3" name="/prfourgui/Icons/Undo24.gif"/>
+            </Property>
+            <Property name="focusable" type="boolean" value="false"/>
+            <Property name="horizontalTextPosition" type="int" value="0"/>
+            <Property name="verticalTextPosition" type="int" value="3"/>
+          </Properties>
+        </Component>
       </SubComponents>
     </Container>
     <Component class="prfourgui.View.AdressTable" name="adressTable2">
-      <Properties>
-        <Property name="componentPopupMenu" type="javax.swing.JPopupMenu" editor="org.netbeans.modules.form.ComponentChooserEditor">
-          <ComponentRef name="default"/>
-        </Property>
-      </Properties>
       <Constraints>
         <Constraint layoutClass="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout" value="org.netbeans.modules.form.compat2.layouts.DesignBorderLayout$BorderConstraintsDescription">
           <BorderConstraints direction="Center"/>

src/prfourgui/View/AdressbuchView.java

     toolBar = new javax.swing.JToolBar();
     toolAdd = new javax.swing.JButton();
     toolRemove = new javax.swing.JButton();
+    toolUndo = new javax.swing.JButton();
     adressTable2 = new prfourgui.View.AdressTable();
     pnStatus = new javax.swing.JScrollPane();
     txtStatus = new javax.swing.JTextArea();
     toolRemove.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
     toolBar.add(toolRemove);
 
-    getContentPane().add(toolBar, java.awt.BorderLayout.NORTH);
+    toolUndo.setIcon(new javax.swing.ImageIcon(getClass().getResource("/prfourgui/Icons/Undo24.gif"))); // NOI18N
+    toolUndo.setFocusable(false);
+    toolUndo.setHorizontalTextPosition(javax.swing.SwingConstants.CENTER);
+    toolUndo.setVerticalTextPosition(javax.swing.SwingConstants.BOTTOM);
+    toolBar.add(toolUndo);
 
+    getContentPane().add(toolBar, java.awt.BorderLayout.NORTH);
     getContentPane().add(adressTable2, java.awt.BorderLayout.CENTER);
 
     txtStatus.setColumns(20);
   private javax.swing.JButton toolAdd;
   private javax.swing.JToolBar toolBar;
   private javax.swing.JButton toolRemove;
+  private javax.swing.JButton toolUndo;
   private javax.swing.JTextArea txtStatus;
   // End of variables declaration//GEN-END:variables
 
   {
     this.txtStatus = txtStatus;
   }
+
+  /**
+   * @return the adressTable2
+   */
+  public prfourgui.View.AdressTable getAdressTable2()
+  {
+    return adressTable2;
+  }
+
+  /**
+   * @param adressTable2 the adressTable2 to set
+   */
+  public void setAdressTable2(prfourgui.View.AdressTable adressTable2)
+  {
+    this.adressTable2 = adressTable2;
+  }
 }