Пример #1
0
  /**
   * Inserts a new {@link Dom} node right after the given DOM element.
   *
   * @param reference If null, the new element will be inserted at the very beginning.
   * @param name The element name of the newly inserted item. "*" to indicate that the element name
   *     be determined by the model of the new node.
   */
  public synchronized void insertAfter(Dom reference, String name, Dom newNode) {
    // TODO: reparent newNode
    if (name.equals("*")) name = newNode.model.tagName;
    NodeChild newChild = new NodeChild(name, newNode);

    if (children.size() == 0) {
      children = new ArrayList<Child>();
    }
    if (reference == null) {
      children.add(0, newChild);
      newNode.domDescriptor =
          addWithAlias(getHabitat(), newNode, newNode.getProxyType(), newNode.getKey());
      return;
    }

    ListIterator<Child> itr = children.listIterator();
    while (itr.hasNext()) {
      Child child = itr.next();
      if (child instanceof NodeChild) {
        NodeChild nc = (NodeChild) child;
        if (nc.dom == reference) {
          itr.add(newChild);
          newNode.domDescriptor =
              addWithAlias(getHabitat(), newNode, newNode.getProxyType(), newNode.getKey());

          return;
        }
      }
    }
    throw new IllegalArgumentException(
        reference + " is not a valid child of " + this + ". Children=" + children);
  }
Пример #2
0
  /**
   * Replaces an existing {@link NodeChild} with another one.
   *
   * @see #insertAfter(Dom, String, Dom)
   */
  public synchronized void replaceChild(Dom reference, String name, Dom newNode) {
    ListIterator<Child> itr = children.listIterator();
    while (itr.hasNext()) {
      Child child = itr.next();
      if (child instanceof NodeChild) {
        NodeChild nc = (NodeChild) child;
        if (nc.dom == reference) {
          reference.release();
          newNode.domDescriptor =
              addWithAlias(getHabitat(), newNode, newNode.getProxyType(), newNode.getKey());

          itr.set(new NodeChild(name, newNode));
          return;
        }
      }
    }
    throw new IllegalArgumentException(
        reference + " is not a valid child of " + this + ". Children=" + children);
  }