Class Nodes

java/org/apache/jasper/compiler/Node.java:2730–2831

An ordered list of Node, used to represent the body of an element, or a jsp page of jsp document.

     * An ordered list of Node, used to represent the body of an element, or a jsp page of jsp document.
     */
    public static class Nodes {

        private final List<Node> list;

        private Node.Root root; // null if this is not a page

        private boolean generatedInBuffer;

        Nodes() {
            list = new ArrayList<>();
        }

        Nodes(Node.Root root) {
            this.root = root;
            list = new ArrayList<>();
            list.add(root);
        }

        /**
         * Appends a node to the list
         *
         * @param n The node to add
         */
        public void add(Node n) {
            list.add(n);
            root = null;
        }

        /**
         * Removes the given node from the list.
         *
         * @param n The node to be removed
         */
        public void remove(Node n) {
            list.remove(n);
        }

        /**
         * Visit the nodes in the list with the supplied visitor
         *
         * @param v The visitor used
         *
         * @throws JasperException if an error occurs while visiting a node
         */
        public void visit(Visitor v) throws JasperException {
            for (Node n : list) {
                n.accept(v);
            }
        }

        /**
         * Returns the number of nodes in this collection.
         *
         * @return The number of nodes
         */
        public int size() {
            return list.size();
        }