| /* |
| * Copyright 2004-2005 The Apache Software Foundation or its licensors, |
| * as applicable. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.jackrabbit.taglib.traverser; |
| |
| import javax.jcr.Node; |
| import javax.jcr.RepositoryException; |
| |
| /** |
| * This Traverser collect the parent nodes.<br> |
| * It may be useful for building the breadcrumb. |
| * |
| * @author <a href="mailto:edgarpoce@gmail.com">Edgar Poce </a> |
| */ |
| public class AncestorsTraverser extends AbstractTraverser |
| { |
| /** |
| * Visit the ancestors recursively |
| * |
| * @param myNode |
| * @throws RepositoryException |
| */ |
| private void ancestor(Node myNode) throws RepositoryException |
| { |
| if (myNode.getDepth() > this.node.getDepth() - this.depth |
| && myNode.getDepth() > 0) |
| { |
| this.ancestor(myNode.getParent()); |
| } |
| this.nodes.add(myNode); |
| } |
| |
| protected void internalTraverse() throws RepositoryException |
| { |
| this.ancestor(super.node); |
| } |
| |
| /** Parameters are ignored */ |
| public void setParameter(Object parameter) |
| { |
| // Any parameter is ignored. |
| } |
| } |