Android Open Source - deborsi-notes Item List

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License

The source code is released under:

GNU General Public License

Java Source Code

package ca.ualberta.cs.deborsi_notes;
/*from   w w w .ja v  a2  s  .  c  o m*/
import java.io.Serializable;
import java.util.ArrayList;

// Implements a list of item of type Item 

public class ItemList implements Serializable {
  
  /**
   * ItemList Serialization ID
   */
  private static final long serialVersionUID = 1L;
  
  protected ArrayList<Item>itemList = null;
  protected transient ArrayList<Listener> listeners = null;
  
  // constructor for type ItemList
  public ItemList(){
    itemList = new ArrayList<Item>();
    listeners = new ArrayList<Listener>();
  }
  
  private ArrayList<Listener>getListeners(){
    if (listeners == null){
      listeners = new ArrayList<Listener>();
    }
  return listeners;
  }

  public ArrayList<Item> getItems() {
    return itemList;
  }

  public void addItem(Item testItem) {
    itemList.add(testItem);  
    notifyListeners();
  }

  private void notifyListeners() {
    for (Listener listener : getListeners()){
      listener.update();
    }
  }
  
  public void removeItem(Item testItem) {
    itemList.remove(testItem);
    //notifyListeners();
  }
  
  public int size() {
    return itemList.size();
  }
  
  public void add(Item item) {
    itemList.add(item);
  }
  
  public void remove(int i){
    itemList.remove(i);
  }
  
  public Item getItemIndex(int i){
    return itemList.get(i);
  }
}

Java Source Code List

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