repo/PdeSourcesIndexer.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.repo;
  17
  18 import javax.jcr.Binary;
  19 import javax.jcr.Node;
  20 import javax.jcr.Property;
  21 import javax.jcr.RepositoryException;
  22 import javax.jcr.Session;
  23
  24 import org.apache.commons.io.FilenameUtils;
  25 import org.apache.commons.logging.Log;
  26 import org.apache.commons.logging.LogFactory;
  27 import org.argeo.jcr.JcrUtils;
  28 import org.argeo.slc.NameVersion;
  29 import org.argeo.slc.SlcException;
  30 import org.argeo.slc.repo.maven.AetherUtils;
  31 import org.argeo.slc.repo.maven.MavenConventionsUtils;
  32 import org.eclipse.aether.artifact.Artifact;
  33 import org.eclipse.aether.artifact.DefaultArtifact;
  34
  35 /**
  36  * Creates pde sources from a source {@link Artifact} with name
  37  * "...-sources.jar"
  38  */
  39 public class PdeSourcesIndexer implements NodeIndexer {
  40         private Log log = LogFactory.getLog(PdeSourcesIndexer.class);
  41
  42         private String artifactBasePath = RepoConstants.DEFAULT_ARTIFACTS_BASE_PATH;
  43
  44         // private ArtifactIndexer artifactIndexer;
  45         // private JarFileIndexer jarFileIndexer;
  46
  47         // public PdeSourcesIndexer(){
  48         // // ArtifactIndexer artifactIndexer,
  49         // // JarFileIndexer jarFileIndexer) {
  50         // // this.artifactIndexer = artifactIndexer;
  51         // // this.jarFileIndexer = jarFileIndexer;
  52         // }
  53
  54         public Boolean support(String path) {
  55                 // TODO implement clean management of same name siblings
  56                 String name = FilenameUtils.getBaseName(path);
  57                 // int lastInd = name.lastIndexOf("[");
  58                 // if (lastInd != -1)
  59                 // name = name.substring(0, lastInd);
  60                 return name.endsWith("-sources") && FilenameUtils.getExtension(path).equals("jar");
  61         }
  62
  63         public void index(Node sourcesNode) {
  64                 try {
  65                         if (!support(sourcesNode.getPath()))
  66                                 return;
  67
  68                         packageSourcesAsPdeSource(sourcesNode);
  69                 } catch (Exception e) {
  70                         throw new SlcException("Cannot generate pde sources for node " + sourcesNode, e);
  71                 }
  72         }
  73
  74         protected void packageSourcesAsPdeSource(Node sourcesNode) {
  75                 Binary origBinary = null;
  76                 Binary osgiBinary = null;
  77                 try {
  78                         Session session = sourcesNode.getSession();
  79                         Artifact sourcesArtifact = AetherUtils.convertPathToArtifact(sourcesNode.getPath(), null);
  80
  81                         // read name version from manifest
  82                         Artifact osgiArtifact = new DefaultArtifact(sourcesArtifact.getGroupId(), sourcesArtifact.getArtifactId(),
  83                                         sourcesArtifact.getExtension(), sourcesArtifact.getVersion());
  84                         String osgiPath = MavenConventionsUtils.artifactPath(artifactBasePath, osgiArtifact);
  85                         osgiBinary = session.getNode(osgiPath).getNode(Node.JCR_CONTENT).getProperty(Property.JCR_DATA).getBinary();
  86
  87                         NameVersion nameVersion = RepoUtils.readNameVersion(osgiBinary.getStream());
  88                         if (nameVersion == null) {
  89                                 log.warn("Cannot package PDE sources for " + osgiPath + " as it is probably not an OSGi bundle");
  90                                 return;
  91                         }
  92
  93                         // create PDe sources artifact
  94                         Artifact pdeSourceArtifact = new DefaultArtifact(sourcesArtifact.getGroupId(),
  95                                         sourcesArtifact.getArtifactId() + ".source", sourcesArtifact.getExtension(),
  96                                         sourcesArtifact.getVersion());
  97                         String targetSourceParentPath = MavenConventionsUtils.artifactParentPath(artifactBasePath,
  98                                         pdeSourceArtifact);
  99                         String targetSourceFileName = MavenConventionsUtils.artifactFileName(pdeSourceArtifact);
 100                         // String targetSourceJarPath = targetSourceParentPath + '/'
 101                         // + targetSourceFileName;
 102
 103                         Node targetSourceParentNode = JcrUtils.mkfolders(session, targetSourceParentPath);
 104                         origBinary = sourcesNode.getNode(Node.JCR_CONTENT).getProperty(Property.JCR_DATA).getBinary();
 105                         byte[] targetJarBytes = RepoUtils.packageAsPdeSource(origBinary.getStream(), nameVersion);
 106                         JcrUtils.copyBytesAsFile(targetSourceParentNode, targetSourceFileName, targetJarBytes);
 107
 108                         // reindex
 109                         // Automagically done via the various listeners or manually
 110                         // triggered.
 111                         // Node targetSourceJarNode = session.getNode(targetSourceJarPath);
 112                         // artifactIndexer.index(targetSourceJarNode);
 113                         // jarFileIndexer.index(targetSourceJarNode);
 114                         if (log.isTraceEnabled())
 115                                 log.trace("Created pde source artifact " + pdeSourceArtifact + " from " + sourcesNode);
 116
 117                 } catch (RepositoryException e) {
 118                         throw new SlcException("Cannot add PDE sources for " + sourcesNode, e);
 119                 } finally {
 120                         JcrUtils.closeQuietly(origBinary);
 121                         JcrUtils.closeQuietly(osgiBinary);
 122                 }
 123         }
 124 }