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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 javax.inject.Named;
22  import javax.inject.Singleton;
23  
24  import org.apache.maven.artifact.Artifact;
25  import org.apache.maven.artifact.handler.ArtifactHandler;
26  import org.apache.maven.artifact.metadata.ArtifactMetadata;
27  import org.apache.maven.artifact.repository.ArtifactRepository;
28  
29  /**
30   * @author jdcasey
31   */
32  @Named("default")
33  @Singleton
34  public class DefaultRepositoryLayout implements ArtifactRepositoryLayout {
35      private static final char PATH_SEPARATOR = '/';
36  
37      private static final char GROUP_SEPARATOR = '.';
38  
39      private static final char ARTIFACT_SEPARATOR = '-';
40  
41      public String getId() {
42          return "default";
43      }
44  
45      public String pathOf(Artifact artifact) {
46          ArtifactHandler artifactHandler = artifact.getArtifactHandler();
47  
48          StringBuilder path = new StringBuilder(128);
49  
50          path.append(formatAsDirectory(artifact.getGroupId())).append(PATH_SEPARATOR);
51          path.append(artifact.getArtifactId()).append(PATH_SEPARATOR);
52          path.append(artifact.getBaseVersion()).append(PATH_SEPARATOR);
53          path.append(artifact.getArtifactId()).append(ARTIFACT_SEPARATOR).append(artifact.getVersion());
54  
55          if (artifact.hasClassifier()) {
56              path.append(ARTIFACT_SEPARATOR).append(artifact.getClassifier());
57          }
58  
59          if (artifactHandler.getExtension() != null
60                  && artifactHandler.getExtension().length() > 0) {
61              path.append(GROUP_SEPARATOR).append(artifactHandler.getExtension());
62          }
63  
64          return path.toString();
65      }
66  
67      public String pathOfLocalRepositoryMetadata(ArtifactMetadata metadata, ArtifactRepository repository) {
68          return pathOfRepositoryMetadata(metadata, metadata.getLocalFilename(repository));
69      }
70  
71      private String pathOfRepositoryMetadata(ArtifactMetadata metadata, String filename) {
72          StringBuilder path = new StringBuilder(128);
73  
74          path.append(formatAsDirectory(metadata.getGroupId())).append(PATH_SEPARATOR);
75          if (!metadata.storedInGroupDirectory()) {
76              path.append(metadata.getArtifactId()).append(PATH_SEPARATOR);
77  
78              if (metadata.storedInArtifactVersionDirectory()) {
79                  path.append(metadata.getBaseVersion()).append(PATH_SEPARATOR);
80              }
81          }
82  
83          path.append(filename);
84  
85          return path.toString();
86      }
87  
88      public String pathOfRemoteRepositoryMetadata(ArtifactMetadata metadata) {
89          return pathOfRepositoryMetadata(metadata, metadata.getRemoteFilename());
90      }
91  
92      private String formatAsDirectory(String directory) {
93          return directory.replace(GROUP_SEPARATOR, PATH_SEPARATOR);
94      }
95  
96      @Override
97      public String toString() {
98          return getId();
99      }
100 }