Dateien hochladen nach „model“

model/AdressverwaltungModel.java

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+
+/*
+ * 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 gui_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();
+  }
+  
+}