/**
   * Returns an object which represents the data to be transferred. The class of the object returned
   * is defined by the representation class of the flavor.
   *
   * @param flavor the requested flavor for the data
   * @exception IOException if the data is no longer available in the requested flavor.
   * @exception UnsupportedFlavorException if the requested data flavor is not supported.
   * @see DataFlavor#getRepresentationClass
   */
  public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, IOException {
    Object result = null;

    if (flavor.equals(flavors[0])) {
      StringBuffer buffer = new StringBuffer();

      if (this.types != null) {
        for (int i = 0; i < this.types.size(); i++) {
          SibType current = this.types.get(i);

          if (i > 0) {
            buffer.append(", ");
          }

          if (current == null) {
            buffer.append("null");
          } else {
            buffer.append(current.toString());
          }
        }
      }

      result = buffer.toString();
    } else if (flavor.equals(flavors[1])) {
      result = this.types;
    }

    if (result == null) {
      throw new UnsupportedFlavorException(flavor);
    }

    return result;
  }
Exemplo n.º 2
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  /**
   * add an item at a specified position
   *
   * @param position an integer
   * @param object the object to add
   */
  public void add(int position, Object object) {
    if (this.itemAllowed(object) && object instanceof SibType) {
      SibType item = (SibType) object;
      this.addChildElement(item);
      item.setParent(this);
      if (this.collection == null) this.collection = this.initCollection();
      ((List) this.collection).add(position, item);

      this.firePropertyChange(
          new ContentChangeEvent(this, PROPERTY_CONTENT, ContentChangeEvent.ADD, position, item));
    }
  }