1 package org.codehaus.plexus.metadata.merge.support;
2
3 /*
4 * The MIT License
5 *
6 * Copyright (c) 2006, The Codehaus
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a copy of
9 * this software and associated documentation files (the "Software"), to deal in
10 * the Software without restriction, including without limitation the rights to
11 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
12 * of the Software, and to permit persons to whom the Software is furnished to do
13 * so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included in all
16 * copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * SOFTWARE.
25 */
26
27 import java.util.ArrayList;
28 import java.util.List;
29
30 import org.jdom2.Element;
31
32 /**
33 * @author <a href='mailto:rahul.thakur.xdev@gmail.com'>Rahul Thakur</a>
34 */
35 public class RequirementsElement extends AbstractMergeableElementList {
36 public static final DescriptorTag TAG = new DescriptorTag("requirements", true, RequirementsElement.class);
37
38 public RequirementsElement(Element element) {
39 super(element);
40 }
41
42 protected boolean isExpectedElementType(Mergeable me) {
43 return me instanceof RequirementsElement;
44 }
45
46 public DescriptorTag[] getAllowedTags() {
47 return new DescriptorTag[] {RequirementElement.TAG};
48 }
49
50 protected List getElementNamesForConflictResolution(List defaultList) {
51 // we return the keys that we know we want to lookup to identify and
52 // resolve conflicts.
53 List l = new ArrayList();
54 l.add(ComponentElement.ROLE.getTagName());
55 // TODO: add this back, but a test will fail (based on a role with no hint, which shouldn't be legal)
56 // l.add( ComponentElement.ROLE_HINT.getTagName() );
57 return l;
58 }
59
60 protected String getTagNameForRecurringMergeable() {
61 return RequirementElement.TAG.getTagName();
62 }
63 }