Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ArtifactRepository |
|
| 4.0;4 |
1 | package org.apache.maven.plugin.ear.util; | |
2 | ||
3 | /* | |
4 | * Licensed to the Apache Software Foundation (ASF) under one | |
5 | * or more contributor license agreements. See the NOTICE file | |
6 | * distributed with this work for additional information | |
7 | * regarding copyright ownership. The ASF licenses this file | |
8 | * to you under the Apache License, Version 2.0 (the | |
9 | * "License"); you may not use this file except in compliance | |
10 | * with the License. You may obtain a copy of the License at | |
11 | * | |
12 | * http://www.apache.org/licenses/LICENSE-2.0 | |
13 | * | |
14 | * Unless required by applicable law or agreed to in writing, | |
15 | * software distributed under the License is distributed on an | |
16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
17 | * KIND, either express or implied. See the License for the | |
18 | * specific language governing permissions and limitations | |
19 | * under the License. | |
20 | */ | |
21 | ||
22 | import org.apache.maven.artifact.Artifact; | |
23 | ||
24 | import java.util.Iterator; | |
25 | import java.util.Set; | |
26 | import java.util.TreeSet; | |
27 | ||
28 | /** | |
29 | * An artifact repository used to resolve {@link org.apache.maven.plugin.ear.EarModule}. | |
30 | * | |
31 | * @author <a href="snicoll@apache.org">Stephane Nicoll</a> | |
32 | * @version $Id: ArtifactRepository.java 522047 2007-03-24 16:09:22Z snicoll $ | |
33 | */ | |
34 | public class ArtifactRepository | |
35 | { | |
36 | private final Set artifacts; | |
37 | ||
38 | private final String mainArtifactId; | |
39 | ||
40 | private final ArtifactTypeMappingService artifactTypeMappingService; | |
41 | ||
42 | /** | |
43 | * Creates a new repository wih the specified artifacts. | |
44 | * | |
45 | * @param artifacts the artifacts | |
46 | * @param mainArtifactId the id to use for the main artifact (no classifier) | |
47 | */ | |
48 | public ArtifactRepository( Set artifacts, String mainArtifactId ) | |
49 | 0 | { |
50 | 0 | this.artifacts = artifacts; |
51 | 0 | this.mainArtifactId = mainArtifactId; |
52 | 0 | this.artifactTypeMappingService = ArtifactTypeMappingService.getInstance(); |
53 | 0 | } |
54 | ||
55 | /** | |
56 | * Returns the artifact with the specified parameters. | |
57 | * <p/> | |
58 | * If the artifact is classified and is the only one with the specified | |
59 | * groupI, artifactId and type, it will be returned. | |
60 | * <p/> | |
61 | * If the artifact is classified and is not the only one with the specified | |
62 | * groupI, artifactId and type, it returns null. | |
63 | * <p/> | |
64 | * If the artifact is not found, it returns null. | |
65 | * | |
66 | * @param groupId the group id | |
67 | * @param artifactId the artifact id | |
68 | * @param type the type | |
69 | * @param classifier the classifier | |
70 | * @return the artifact or null if no artifact were found | |
71 | */ | |
72 | public Artifact getUniqueArtifact( String groupId, String artifactId, String type, String classifier ) | |
73 | { | |
74 | 0 | final Set candidates = getArtifacts( groupId, artifactId, type ); |
75 | 0 | if ( candidates.size() == 0 ) |
76 | { | |
77 | 0 | return null; |
78 | } | |
79 | 0 | else if ( candidates.size() == 1 && classifier == null ) |
80 | { | |
81 | 0 | return (Artifact) candidates.iterator().next(); |
82 | } | |
83 | 0 | else if ( classifier != null ) |
84 | { | |
85 | 0 | final Iterator it = candidates.iterator(); |
86 | 0 | while ( it.hasNext() ) |
87 | { | |
88 | 0 | Artifact a = (Artifact) it.next(); |
89 | 0 | if ( a.getClassifier() == null && classifier.equals( mainArtifactId ) ) |
90 | { | |
91 | 0 | return a; |
92 | } | |
93 | 0 | else if ( classifier.equals( a.getClassifier() ) ) |
94 | { | |
95 | 0 | return a; |
96 | } | |
97 | 0 | } |
98 | } | |
99 | // All other cases, classifier is null and more than one candidate ; artifact not found | |
100 | 0 | return null; |
101 | } | |
102 | ||
103 | /** | |
104 | * Returns the artifact with the specified parameters. | |
105 | * <p/> | |
106 | * If the artifact is classified and is the only one with the specified | |
107 | * groupI, artifactId and type, it will be returned. | |
108 | * <p/> | |
109 | * If the artifact is classified and is not the only one with the specified | |
110 | * groupI, artifactId and type, it returns null. | |
111 | * <p/> | |
112 | * If the artifact is not found, it returns null. | |
113 | * | |
114 | * @param groupId the group id | |
115 | * @param artifactId the artifact id | |
116 | * @param type the type | |
117 | * @return the artifact or null if no artifact were found | |
118 | */ | |
119 | public Artifact getUniqueArtifact( String groupId, String artifactId, String type ) | |
120 | { | |
121 | 0 | return getUniqueArtifact( groupId, artifactId, type, null ); |
122 | } | |
123 | ||
124 | /** | |
125 | * Returns the artifacts with the specified parameters. | |
126 | * | |
127 | * @param groupId the group id | |
128 | * @param artifactId the artifact id | |
129 | * @param type the type | |
130 | * @return the artifacts or an empty set if no artifact were found | |
131 | */ | |
132 | public Set getArtifacts( String groupId, String artifactId, String type ) | |
133 | { | |
134 | 0 | final Set result = new TreeSet(); |
135 | 0 | final Iterator it = artifacts.iterator(); |
136 | 0 | while ( it.hasNext() ) |
137 | { | |
138 | 0 | Artifact a = (Artifact) it.next(); |
139 | ||
140 | // If the groupId, the artifactId and if the | |
141 | // artifact's type is known, then we have found a candidate. | |
142 | 0 | if ( a.getGroupId().equals( groupId ) && a.getArtifactId().equals( artifactId ) && |
143 | artifactTypeMappingService.isMappedToType( type, a.getType() ) ) | |
144 | { | |
145 | 0 | result.add( a ); |
146 | ||
147 | } | |
148 | 0 | } |
149 | 0 | return result; |
150 | } | |
151 | } |