LehnerPraktikum/src/model/AdressVerwaltungModel.java

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package 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 java.util.prefs.Preferences;
import javax.swing.table.AbstractTableModel;

/**
 *
 * @author PC
 */
/**
 *
 * @author le
 */
public class AdressVerwaltungModel extends AbstractTableModel
{
  private ArrayList<ArrayList<String>> daten;
  private ArrayList<String> adressEintraegeDaten;
  private ArrayList<String> adressEintraegeNamen;
  private Preferences prefs;
  
  
    /**
     *Konstruktor für AdressverwaltungModel
     */
    public AdressVerwaltungModel()
  {
      
    initializePreferences();
      
      
    adressEintraegeDaten = new ArrayList<>();
    adressEintraegeNamen = new ArrayList<>();
    daten = new ArrayList<>();
    
    adressEintraegeNamen.add("Vorname");
    adressEintraegeNamen.add("Name");
    adressEintraegeNamen.add("Adresse");
    adressEintraegeNamen.add("E-Mail");
    adressEintraegeDaten.add("");
    adressEintraegeDaten.add("");
    adressEintraegeDaten.add("");
    adressEintraegeDaten.add("");
    
    

//    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 Preferences getPreferences()
  {
      return this.prefs;
  }
  
  public void initializePreferences()
  {
    this.prefs = Preferences.userRoot().node(this.getClass().getName());
  }
  
  public ArrayList<String> getLastRowData()
  {
      ArrayList<String> lastRow = new ArrayList<>();
      
      for (int i = 0; i <= daten.get(0).size()-1; i++)
      {
          lastRow.add(daten.get(daten.size()-1).get(i));
      }
      
      return lastRow;
  }
          
          
  public void eintragHinzufuegen(ArrayList<String> letzteSpalte)
  {
    daten.add(letzteSpalte);
    this.fireTableDataChanged();
  }
  
    public void eintragHinzufuegen()
  {
    adressEintraegeDaten = new ArrayList<>();
    adressEintraegeNamen.forEach(s -> adressEintraegeDaten.add(""));
    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();
  }
  
}