ProcessDistribution.java

   1 package org.argeo.slc.repo.osgi;
   2
   3 import java.util.Iterator;
   4
   5 import javax.jcr.RepositoryException;
   6 import javax.jcr.Session;
   7
   8 import org.apache.commons.logging.Log;
   9 import org.apache.commons.logging.LogFactory;
  10 import org.argeo.jcr.JcrUtils;
  11 import org.argeo.slc.CategorizedNameVersion;
  12 import org.argeo.slc.NameVersion;
  13 import org.argeo.slc.SlcException;
  14 import org.argeo.slc.repo.ArgeoOsgiDistribution;
  15 import org.argeo.slc.repo.ModularDistributionFactory;
  16 import org.argeo.slc.repo.OsgiFactory;
  17 import org.argeo.slc.repo.maven.MavenConventionsUtils;
  18 import org.sonatype.aether.artifact.Artifact;
  19 import org.sonatype.aether.util.artifact.DefaultArtifact;
  20
  21 /** Executes the processes required so that all managed bundles are available. */
  22 public class ProcessDistribution implements Runnable {
  23         private final static Log log = LogFactory.getLog(ProcessDistribution.class);
  24
  25         private ArgeoOsgiDistribution osgiDistribution;
  26         private OsgiFactory osgiFactory;
  27
  28         public void run() {
  29                 Session javaSession = null;
  30                 try {
  31                         javaSession = osgiFactory.openJavaSession();
  32                         for (Iterator<? extends NameVersion> it = osgiDistribution
  33                                         .nameVersions(); it.hasNext();)
  34                                 processNameVersion(javaSession, it.next());
  35
  36                         // explicitly create the corresponding modular distribution as we
  37                         // have here all necessary info.
  38                         ModularDistributionFactory mdf = new ModularDistributionFactory(
  39                                         osgiFactory, osgiDistribution);
  40                         mdf.run();
  41
  42                 } catch (RepositoryException e) {
  43                         throw new SlcException("Cannot process distribution "
  44                                         + osgiDistribution, e);
  45                 } finally {
  46                         JcrUtils.logoutQuietly(javaSession);
  47                 }
  48         }
  49
  50         protected void processNameVersion(Session javaSession,
  51                         NameVersion nameVersion) throws RepositoryException {
  52                 if (log.isTraceEnabled())
  53                         log.trace("Check " + nameVersion + "...");
  54                 if (!(nameVersion instanceof CategorizedNameVersion))
  55                         throw new SlcException("Unsupported type " + nameVersion.getClass());
  56                 CategorizedNameVersion nv = (CategorizedNameVersion) nameVersion;
  57                 Artifact artifact = new DefaultArtifact(nv.getCategory(), nv.getName(),
  58                                 "jar", nv.getVersion());
  59                 String path = MavenConventionsUtils.artifactPath("/", artifact);
  60                 if (!javaSession.itemExists(path)) {
  61                         if (nv instanceof BndWrapper) {
  62                                 if (log.isDebugEnabled())
  63                                         log.debug("Run factory for   : " + nv + "...");
  64                                 ((BndWrapper) nv).getFactory().run();
  65                         } else if (nv instanceof Runnable) {
  66                                 ((Runnable) nv).run();
  67                         } else {
  68                                 log.warn("Skip unsupported   : " + nv);
  69                         }
  70                 } else {
  71                         if (log.isTraceEnabled())
  72                                 log.trace("Already available : " + nv);
  73                 }
  74         }
  75
  76         /* DEPENDENCY INJECTION */
  77         public void setOsgiDistribution(ArgeoOsgiDistribution osgiDistribution) {
  78                 this.osgiDistribution = osgiDistribution;
  79         }
  80
  81         public void setOsgiFactory(OsgiFactory osgiFactory) {
  82                 this.osgiFactory = osgiFactory;
  83         }
  84 }