org.argeo.slc.agent/src/main/java/org/argeo/slc/maven/MavenManager.java

   1 package org.argeo.slc.maven;
   2
   3 import java.io.File;
   4 import java.util.List;
   5 import java.util.Vector;
   6
   7 import org.apache.commons.logging.Log;
   8 import org.apache.commons.logging.LogFactory;
   9 import org.apache.maven.artifact.Artifact;
  10 import org.apache.maven.artifact.repository.ArtifactRepository;
  11 import org.apache.maven.embedder.MavenEmbedder;
  12 import org.apache.maven.embedder.MavenEmbedderException;
  13
  14 import org.argeo.slc.core.SlcException;
  15
  16 public class MavenManager {
  17         private final Log log = LogFactory.getLog(getClass());
  18
  19         private String repositoryId;
  20         private String repositoryUrl;
  21         private String localRepositoryPath;
  22
  23         private ArtifactRepository localRepository;
  24         private List<ArtifactRepository> remoteRepositories;
  25
  26         private MavenEmbedder mavenEmbedder;
  27
  28         public void init() {
  29                 try {
  30                         mavenEmbedder = new MavenEmbedder();
  31                         mavenEmbedder.setOffline(true);
  32                         mavenEmbedder.setClassLoader(Thread.currentThread()
  33                                         .getContextClassLoader());
  34                         mavenEmbedder.start();
  35
  36                         mavenEmbedder.setLocalRepositoryDirectory(new File(
  37                                         localRepositoryPath));
  38
  39                         localRepository = mavenEmbedder.getLocalRepository();
  40
  41                         // localRepository = mavenEmbedder.createLocalRepository(new File(
  42                         // localRepositoryPath));
  43
  44                         ArtifactRepository repository = mavenEmbedder.createRepository(
  45                                         repositoryUrl, repositoryId);
  46
  47                         remoteRepositories = new Vector<ArtifactRepository>();
  48                         remoteRepositories.add(repository);
  49                 } catch (Exception e) {
  50                         throw new SlcException("Cannot initialize Maven manager", e);
  51                 }
  52         }
  53
  54         private Artifact resolve(MavenFile mavenDistribution) {
  55                 try {
  56                         Artifact artifact;
  57                         if (mavenDistribution.getClassifier() == null) {
  58                                 artifact = mavenEmbedder.createArtifact(mavenDistribution
  59                                                 .getGroupId(), mavenDistribution.getArtifactId(),
  60                                                 mavenDistribution.getVersion(),
  61                                                 Artifact.SCOPE_PROVIDED, mavenDistribution.getType());
  62                         } else {
  63                                 artifact = mavenEmbedder.createArtifactWithClassifier(
  64                                                 mavenDistribution.getGroupId(), mavenDistribution
  65                                                                 .getArtifactId(), mavenDistribution
  66                                                                 .getVersion(), mavenDistribution.getType(),
  67                                                 mavenDistribution.getClassifier());
  68                         }
  69
  70                         mavenEmbedder
  71                                         .resolve(artifact, remoteRepositories, localRepository);
  72
  73                         return artifact;
  74                 } catch (Exception e) {
  75                         throw new SlcException("Cannot resolve artifact.", e);
  76                 }
  77         }
  78
  79         public File getPackageLocation(MavenFile mavenDistribution) {
  80                 return resolve(mavenDistribution).getFile();
  81         }
  82
  83         public void destroy() {
  84                 try {
  85                         if (mavenEmbedder != null) {
  86                                 mavenEmbedder.stop();
  87                         }
  88                 } catch (MavenEmbedderException e) {
  89                         log.error("Cannot destroy Maven manager", e);
  90                 }
  91         }
  92
  93         public void setRepositoryId(String repositoryId) {
  94                 this.repositoryId = repositoryId;
  95         }
  96
  97         public void setRepositoryUrl(String repositoryUrl) {
  98                 this.repositoryUrl = repositoryUrl;
  99         }
 100
 101         public void setLocalRepositoryPath(String localRepositoryPath) {
 102                 this.localRepositoryPath = localRepositoryPath;
 103         }
 104
 105 }