/**
  * Prints the sub-nodes of this object. See QueryTreeNode.java for how tree printing is supposed
  * to work.
  *
  * @param depth The depth of this node in the tree
  */
 public void printSubNodes(int depth) {
   super.printSubNodes(depth);
   if (receiver != null) {
     printLabel(depth, "receiver :");
     receiver.treePrint(depth + 1);
   }
 }
  /**
   * Prints the sub-nodes of this object. See QueryTreeNode for how tree printing is supposed to
   * work.
   *
   * @param depth The depth of this node in the tree
   */
  public void printSubNodes(int depth) {
    if (SanityManager.DEBUG) {
      super.printSubNodes(depth);

      printLabel(depth, "javaNode: ");
      javaNode.treePrint(depth + 1);
    }
  }