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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  package org.apache.maven.artifact.resolver;
20  
21  import java.util.ArrayList;
22  import java.util.List;
23  
24  import org.apache.maven.artifact.Artifact;
25  import org.apache.maven.artifact.repository.ArtifactRepository;
26  
27  /**
28   * Exception caused when one or more artifacts can not be resolved because they are not found in the
29   * local or remote repositories.
30   */
31  public class MultipleArtifactsNotFoundException extends ArtifactResolutionException {
32      private final List<Artifact> resolvedArtifacts;
33      private final List<Artifact> missingArtifacts;
34  
35      /** @deprecated use {@link #MultipleArtifactsNotFoundException(Artifact, List, List, List)} */
36      @Deprecated
37      public MultipleArtifactsNotFoundException(
38              Artifact originatingArtifact,
39              List<Artifact> missingArtifacts,
40              List<ArtifactRepository> remoteRepositories) {
41          this(originatingArtifact, new ArrayList<Artifact>(), missingArtifacts, remoteRepositories);
42      }
43  
44      /**
45       * Create an instance of the exception with allrequired information.
46       *
47       * @param originatingArtifact the artifact that was being resolved
48       * @param resolvedArtifacts   artifacts that could be resolved
49       * @param missingArtifacts    artifacts that could not be resolved
50       * @param remoteRepositories  remote repositories where the missing artifacts were not found
51       */
52      public MultipleArtifactsNotFoundException(
53              Artifact originatingArtifact,
54              List<Artifact> resolvedArtifacts,
55              List<Artifact> missingArtifacts,
56              List<ArtifactRepository> remoteRepositories) {
57          super(constructMessage(missingArtifacts), originatingArtifact, remoteRepositories);
58          this.resolvedArtifacts = resolvedArtifacts;
59          this.missingArtifacts = missingArtifacts;
60      }
61  
62      /**
63       * artifacts that could be resolved
64       *
65       * @return {@link List} of {@link Artifact}
66       */
67      public List<Artifact> getResolvedArtifacts() {
68          return resolvedArtifacts;
69      }
70  
71      /**
72       * artifacts that could NOT be resolved
73       *
74       * @return {@link List} of {@link Artifact}
75       */
76      public List<Artifact> getMissingArtifacts() {
77          return missingArtifacts;
78      }
79  
80      private static String constructMessage(List<Artifact> artifacts) {
81          StringBuilder buffer = new StringBuilder(256);
82  
83          buffer.append("Missing:\n");
84          buffer.append("----------\n");
85  
86          int counter = 0;
87  
88          for (Artifact artifact : artifacts) {
89              String message = (++counter) + ") " + artifact.getId();
90  
91              buffer.append(constructMissingArtifactMessage(
92                      message,
93                      "  ",
94                      artifact.getGroupId(),
95                      artifact.getArtifactId(),
96                      artifact.getVersion(),
97                      artifact.getType(),
98                      artifact.getClassifier(),
99                      artifact.getDownloadUrl(),
100                     artifact.getDependencyTrail()));
101         }
102 
103         buffer.append("----------\n");
104 
105         int size = artifacts.size();
106 
107         buffer.append(size).append(" required artifact");
108 
109         if (size > 1) {
110             buffer.append("s are");
111         } else {
112             buffer.append(" is");
113         }
114 
115         buffer.append(" missing.\n\nfor artifact: ");
116 
117         return buffer.toString();
118     }
119 }