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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.repository.layout;
20  
21  import org.apache.maven.artifact.Artifact;
22  import org.apache.maven.artifact.handler.ArtifactHandler;
23  import org.apache.maven.artifact.metadata.ArtifactMetadata;
24  import org.apache.maven.artifact.repository.ArtifactRepository;
25  import org.codehaus.plexus.component.annotations.Component;
26  
27  /**
28   * @author jdcasey
29   */
30  @Component(role = ArtifactRepositoryLayout.class, hint = "default")
31  public class DefaultRepositoryLayout implements ArtifactRepositoryLayout {
32      private static final char PATH_SEPARATOR = '/';
33  
34      private static final char GROUP_SEPARATOR = '.';
35  
36      private static final char ARTIFACT_SEPARATOR = '-';
37  
38      public String getId() {
39          return "default";
40      }
41  
42      public String pathOf(Artifact artifact) {
43          ArtifactHandler artifactHandler = artifact.getArtifactHandler();
44  
45          StringBuilder path = new StringBuilder(128);
46  
47          path.append(formatAsDirectory(artifact.getGroupId())).append(PATH_SEPARATOR);
48          path.append(artifact.getArtifactId()).append(PATH_SEPARATOR);
49          path.append(artifact.getBaseVersion()).append(PATH_SEPARATOR);
50          path.append(artifact.getArtifactId()).append(ARTIFACT_SEPARATOR).append(artifact.getVersion());
51  
52          if (artifact.hasClassifier()) {
53              path.append(ARTIFACT_SEPARATOR).append(artifact.getClassifier());
54          }
55  
56          if (artifactHandler.getExtension() != null
57                  && artifactHandler.getExtension().length() > 0) {
58              path.append(GROUP_SEPARATOR).append(artifactHandler.getExtension());
59          }
60  
61          return path.toString();
62      }
63  
64      public String pathOfLocalRepositoryMetadata(ArtifactMetadata metadata, ArtifactRepository repository) {
65          return pathOfRepositoryMetadata(metadata, metadata.getLocalFilename(repository));
66      }
67  
68      private String pathOfRepositoryMetadata(ArtifactMetadata metadata, String filename) {
69          StringBuilder path = new StringBuilder(128);
70  
71          path.append(formatAsDirectory(metadata.getGroupId())).append(PATH_SEPARATOR);
72          if (!metadata.storedInGroupDirectory()) {
73              path.append(metadata.getArtifactId()).append(PATH_SEPARATOR);
74  
75              if (metadata.storedInArtifactVersionDirectory()) {
76                  path.append(metadata.getBaseVersion()).append(PATH_SEPARATOR);
77              }
78          }
79  
80          path.append(filename);
81  
82          return path.toString();
83      }
84  
85      public String pathOfRemoteRepositoryMetadata(ArtifactMetadata metadata) {
86          return pathOfRepositoryMetadata(metadata, metadata.getRemoteFilename());
87      }
88  
89      private String formatAsDirectory(String directory) {
90          return directory.replace(GROUP_SEPARATOR, PATH_SEPARATOR);
91      }
92  
93      @Override
94      public String toString() {
95          return getId();
96      }
97  }