Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ConfigurationNodeIteratorAttribute |
|
| 2.5;2,5 |
1 | /* | |
2 | * Licensed to the Apache Software Foundation (ASF) under one or more | |
3 | * contributor license agreements. See the NOTICE file distributed with | |
4 | * this work for additional information regarding copyright ownership. | |
5 | * The ASF licenses this file to You under the Apache License, Version 2.0 | |
6 | * (the "License"); you may not use this file except in compliance with | |
7 | * the License. You may obtain a copy of the License at | |
8 | * | |
9 | * http://www.apache.org/licenses/LICENSE-2.0 | |
10 | * | |
11 | * Unless required by applicable law or agreed to in writing, software | |
12 | * distributed under the License is distributed on an "AS IS" BASIS, | |
13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
14 | * See the License for the specific language governing permissions and | |
15 | * limitations under the License. | |
16 | */ | |
17 | package org.apache.commons.configuration.tree.xpath; | |
18 | ||
19 | import java.util.ArrayList; | |
20 | import java.util.Collections; | |
21 | import java.util.List; | |
22 | ||
23 | import org.apache.commons.configuration.tree.ConfigurationNode; | |
24 | import org.apache.commons.jxpath.ri.QName; | |
25 | import org.apache.commons.jxpath.ri.model.NodePointer; | |
26 | ||
27 | /** | |
28 | * A specialized node iterator implementation that deals with attribute nodes. | |
29 | * | |
30 | * @author Oliver Heger | |
31 | * @version $Id: ConfigurationNodeIteratorAttribute.java 439648 2006-09-02 20:42:10Z oheger $ | |
32 | */ | |
33 | class ConfigurationNodeIteratorAttribute extends | |
34 | ConfigurationNodeIteratorBase | |
35 | { | |
36 | /** Constant for the wildcard node name.*/ | |
37 | private static final String WILDCARD = "*"; | |
38 | ||
39 | /** | |
40 | * Creates a new instance of <code>ConfigurationNodeIteratorAttribute</code>. | |
41 | * @param parent the parent node pointer | |
42 | * @param name the name of the selected attribute | |
43 | */ | |
44 | public ConfigurationNodeIteratorAttribute(NodePointer parent, QName name) | |
45 | { | |
46 | 12507 | super(parent, false); |
47 | 12507 | initSubNodeList(createSubNodeList((ConfigurationNode) parent.getNode(), |
48 | name)); | |
49 | 12507 | } |
50 | ||
51 | /** | |
52 | * Determines which attributes are selected based on the passed in node | |
53 | * name. | |
54 | * @param node the current node | |
55 | * @param name the name of the selected attribute | |
56 | * @return a list with the selected attributes | |
57 | */ | |
58 | protected List createSubNodeList(ConfigurationNode node, QName name) | |
59 | { | |
60 | 12507 | if (name.getPrefix() != null) |
61 | { | |
62 | // namespace prefixes are not supported | |
63 | 1 | return Collections.EMPTY_LIST; |
64 | } | |
65 | ||
66 | 12506 | List result = new ArrayList(); |
67 | 12506 | if (!WILDCARD.equals(name.getName())) |
68 | { | |
69 | 4694 | result.addAll(node.getAttributes(name.getName())); |
70 | } | |
71 | else | |
72 | { | |
73 | 7812 | result.addAll(node.getAttributes()); |
74 | } | |
75 | ||
76 | 12506 | return result; |
77 | } | |
78 | } |