| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.maven.project.harness; |
| |
| import java.util.List; |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| |
| import org.apache.commons.jxpath.ri.QName; |
| import org.apache.commons.jxpath.ri.model.NodeIterator; |
| import org.apache.commons.jxpath.ri.model.NodePointer; |
| import org.apache.maven.internal.xml.XmlNodeImpl; |
| |
| /** |
| * An attribute iterator for JXPath to support <code>Xpp3Dom</code>. |
| * |
| */ |
| class Xpp3DomAttributeIterator implements NodeIterator { |
| |
| private NodePointer parent; |
| |
| private XmlNodeImpl node; |
| |
| private List<Map.Entry<String, String>> attributes; |
| |
| private Map.Entry<String, String> attribute; |
| |
| private int position; |
| |
| public Xpp3DomAttributeIterator(NodePointer parent, QName qname) { |
| this.parent = parent; |
| this.node = (XmlNodeImpl) parent.getNode(); |
| |
| this.attributes = this.node.getAttributes().entrySet().stream() |
| .filter(a -> a.getKey().equals(qname.getName()) || "*".equals(qname.getName())) |
| .collect(Collectors.toList()); |
| } |
| |
| public NodePointer getNodePointer() { |
| if (position == 0) { |
| setPosition(1); |
| } |
| return (attribute == null) ? null : new Xpp3DomAttributePointer(parent, attribute); |
| } |
| |
| public int getPosition() { |
| return position; |
| } |
| |
| public boolean setPosition(int position) { |
| this.position = position; |
| attribute = (position > 0 && position <= attributes.size()) ? attributes.get(position - 1) : null; |
| return attribute != null; |
| } |
| } |