File Xpp3Utils.java
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22% of files have more coverage
Classes
| Class | Line # | Actions | |||||
|---|---|---|---|---|---|---|---|
| Xpp3Utils | 34 | 21 | 0% | 10 | 4 |
Contributing tests
This file is covered by 30 tests.
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| 1 | /* | |
| 2 | * Copyright 2012-2025 Christophe Friederich | |
| 3 | * | |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 | * you may not use this file except in compliance with the License. | |
| 6 | * You may obtain a copy of the License at | |
| 7 | * | |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | * | |
| 10 | * Unless required by applicable law or agreed to in writing, software | |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 | * See the License for the specific language governing permissions and | |
| 14 | * limitations under the License. | |
| 15 | */ | |
| 16 | package org.devacfr.maven.skins.reflow; | |
| 17 | ||
| 18 | import static java.util.Objects.requireNonNull; | |
| 19 | ||
| 20 | import com.google.common.collect.Lists; | |
| 21 | import java.util.Collections; | |
| 22 | import java.util.List; | |
| 23 | import java.util.stream.Collectors; | |
| 24 | import javax.annotation.Nonnull; | |
| 25 | import javax.annotation.Nullable; | |
| 26 | import org.codehaus.plexus.util.xml.Xpp3Dom; | |
| 27 | ||
| 28 | /** | |
| 29 | * Utility class to manipulate {@link Xpp3Dom} model. | |
| 30 | * | |
| 31 | * @author Christophe Friederich | |
| 32 | * @since 2.0 | |
| 33 | */ | |
| 34 | public final class Xpp3Utils { | |
| 35 | ||
| 36 | 0 |  private Xpp3Utils() { |
| 37 | 0 | throw new UnsupportedOperationException(); |
| 38 | } | |
| 39 | ||
| 40 | /** | |
| 41 | * Retrieves the child node. Tests both default name and with namespace. | |
| 42 | * | |
| 43 | * @param parentNode | |
| 44 | * the parent node | |
| 45 | * @param name | |
| 46 | * the child name of node to get | |
| 47 | * @param namespace | |
| 48 | * the namespace (can be empty or {@code null}). | |
| 49 | * @return Returns Returns {@link Xpp3Dom} representing the child of {@code parentNode} if exists, otherwise returns | |
| 50 | * {@code null}. | |
| 51 | */ | |
| 52 | 1094 | @Nullable public static Xpp3Dom getFirstChild(@Nullable final Xpp3Dom parentNode, |
| 53 | @Nonnull final String name, | |
| 54 | @Nonnull final String namespace) { | |
| 55 | 1094 | if (parentNode == null) { |
| 56 | 49 | return null; |
| 57 | } | |
| 58 | 1045 | requireNonNull(namespace); |
| 59 | 1045 | final Xpp3Dom child = parentNode.getChild(requireNonNull(name)); |
| 60 | 1045 | if (child != null) { |
| 61 | 459 | return child; |
| 62 | } | |
| 63 | ||
| 64 | 586 | return parentNode.getChild(namespace + name); |
| 65 | } | |
| 66 | ||
| 67 | /** | |
| 68 | * Gets the list of all children name for the {@code parentNode}. | |
| 69 | * | |
| 70 | * @param parentNode | |
| 71 | * the parent node to use (can be {@code null}. | |
| 72 | * @return Returns a list of {@link String} representing the name of all children, which may be empty but never | |
| 73 | * {@code null}. | |
| 74 | * @since 1.3 | |
| 75 | */ | |
| 76 | 2 | @Nonnull |
| 77 | public static List<String> getChildren(@Nullable final Xpp3Dom parentNode) { | |
| 78 | 2 | return getChildrenNodes(parentNode, null).stream().map(Xpp3Dom::getName).collect(Collectors.toList()); |
| 79 | } | |
| 80 | ||
| 81 | /** | |
| 82 | * Gets children list filtered by name of {@code parentNode}. | |
| 83 | * | |
| 84 | * @param parentNode | |
| 85 | * the parent node to use. | |
| 86 | * @param name | |
| 87 | * the name of element to filter | |
| 88 | * @return Returns a list of {@link Xpp3Dom} representing all children element filtered by {@code name} of | |
| 89 | * {@code parentNode}. | |
| 90 | */ | |
| 91 | 53 | @Nonnull |
| 92 | public static List<Xpp3Dom> getChildrenNodes(@Nullable final Xpp3Dom parentNode, final String name) { | |
| 93 | 53 | if (parentNode == null) { |
| 94 | 2 | return Collections.emptyList(); |
| 95 | } | |
| 96 | 51 | final Xpp3Dom[] children = parentNode.getChildren(); |
| 97 | 51 | if (children == null) { |
| 98 | 0 | return Collections.emptyList(); |
| 99 | } | |
| 100 | 51 | final List<Xpp3Dom> list = Lists.newArrayListWithCapacity(children.length); |
| 101 | 51 | for (final Xpp3Dom child : children) { |
| 102 | 66 | if (name != null) { |
| 103 | 56 | if (name.equals(child.getName())) { |
| 104 | 46 | list.add(child); |
| 105 | } | |
| 106 | } else { | |
| 107 | 10 | list.add(child); |
| 108 | } | |
| 109 | } | |
| 110 | ||
| 111 | 51 | return list; |
| 112 | } | |
| 113 | } |