How to use

getSize

method

in

org.jdesktop.swingx.combobox.MapComboBoxModel

/**
 * {@inheritDoc}
 */
public void actionPerformed(ActionEvent evt) {
  //kgs - this code might not be performant with large maps
  if(evt.getActionCommand().equals(UPDATE)) {
    //add new keys
    Set<K> keys = map_data.keySet();
    keys.removeAll(data);
    data.addAll(keys);
    
    //remove dead keys
    List<K> copy = new ArrayList<K>(data);
    keys = map_data.keySet();
    copy.removeAll(keys);
    data.removeAll(copy);
    
    fireContentsChanged(this, 0, getSize());
  }
}

/**
 * {@inheritDoc}
 */
@Override
public void actionPerformed(ActionEvent evt) {
  //kgs - this code might not be performant with large maps
  if(evt.getActionCommand().equals(UPDATE)) {
    //add new keys
    Set<K> keys = map_data.keySet();
    keys.removeAll(data);
    data.addAll(keys);
    
    //remove dead keys
    List<K> copy = new ArrayList<K>(data);
    keys = map_data.keySet();
    copy.removeAll(keys);
    data.removeAll(copy);
    
    fireContentsChanged(this, 0, getSize() - 1);
  }
}

/**
 * {@inheritDoc}
 */
@Override
public void actionPerformed(ActionEvent evt) {
  //kgs - this code might not be performant with large maps
  if(evt.getActionCommand().equals(UPDATE)) {
    //add new keys
    Set<K> keys = map_data.keySet();
    keys.removeAll(data);
    data.addAll(keys);
    
    //remove dead keys
    List<K> copy = new ArrayList<K>(data);
    keys = map_data.keySet();
    copy.removeAll(keys);
    data.removeAll(copy);
    
    fireContentsChanged(this, 0, getSize() - 1);
  }
}

/**
 * {@inheritDoc}
 */
@Override
public void actionPerformed(ActionEvent evt) {
  //kgs - this code might not be performant with large maps
  if(evt.getActionCommand().equals(UPDATE)) {
    //add new keys
    Set<K> keys = map_data.keySet();
    keys.removeAll(data);
    data.addAll(keys);
    
    //remove dead keys
    List<K> copy = new ArrayList<K>(data);
    keys = map_data.keySet();
    copy.removeAll(keys);
    data.removeAll(copy);
    
    fireContentsChanged(this, 0, getSize() - 1);
  }
}

/**
 * {@inheritDoc}
 */
@Override
public void actionPerformed(ActionEvent evt) {
  //kgs - this code might not be performant with large maps
  if(evt.getActionCommand().equals(UPDATE)) {
    //add new keys
    Set<K> keys = map_data.keySet();
    keys.removeAll(data);
    data.addAll(keys);
    
    //remove dead keys
    List<K> copy = new ArrayList<K>(data);
    keys = map_data.keySet();
    copy.removeAll(keys);
    data.removeAll(copy);
    
    fireContentsChanged(this, 0, getSize() - 1);
  }
}