legacy/org.argeo.slc.spring/src/org/argeo/slc/osgi/build/OsgiRuntimeModularDistribution.java

   1 package org.argeo.slc.osgi.build;
   2
   3 import java.net.URL;
   4 import java.util.SortedMap;
   5
   6 import org.argeo.api.cms.CmsLog;
   7 import org.argeo.slc.NameVersion;
   8 import org.argeo.slc.build.Distribution;
   9 import org.argeo.slc.core.build.VersionedResourceDistribution;
  10 import org.argeo.slc.osgi.OsgiBundle;
  11 import org.eclipse.gemini.blueprint.util.OsgiBundleUtils;
  12 import org.osgi.framework.Bundle;
  13 import org.springframework.context.ResourceLoaderAware;
  14 import org.springframework.core.io.Resource;
  15 import org.springframework.core.io.ResourceLoader;
  16
  17 public class OsgiRuntimeModularDistribution extends
  18                 AbstractOsgiModularDistribution implements ResourceLoaderAware {
  19         private final static CmsLog log = CmsLog
  20                         .getLog(OsgiRuntimeModularDistribution.class);
  21
  22         private ResourceLoader resourceLoader;
  23
  24         protected void fillDistributions(
  25                         SortedMap<NameVersion, Distribution> distributions)
  26                         throws Exception {
  27
  28                 String frameworkUrl = System.getProperty("osgi.framework");
  29                 String frameworkBaseUrl = null;
  30                 if (frameworkUrl != null)
  31                         frameworkBaseUrl = frameworkUrl.substring(0, frameworkUrl
  32                                         .lastIndexOf('/'));
  33                 bundles: for (Bundle bundle : getBundleContext().getBundles()) {
  34                         OsgiBundle osgiBundle = new OsgiBundle(bundle);
  35
  36                         String originalLocation = bundle.getLocation();
  37
  38                         if (OsgiBundleUtils.isSystemBundle(bundle)) {
  39                                 continue bundles;
  40                         }
  41
  42                         String location = originalLocation;
  43                         if (originalLocation.startsWith("reference:file:"))
  44                                 location = originalLocation.substring("reference:".length());
  45
  46                         if (frameworkBaseUrl != null
  47                                         && originalLocation.startsWith("initial@reference:file:")) {
  48                                 location = frameworkBaseUrl
  49                                                 + '/'
  50                                                 + originalLocation.substring("initial@reference:file:"
  51                                                                 .length());
  52                         }
  53
  54                         try {
  55                                 URL url = new URL(location);
  56                                 Resource res = resourceLoader.getResource(url.toString());
  57                                 distributions.put(osgiBundle,
  58                                                 new VersionedResourceDistribution(osgiBundle, res));
  59
  60                                 if (log.isTraceEnabled())
  61                                         log.debug("Added url " + url + " from original location "
  62                                                         + originalLocation);
  63                         } catch (Exception e) {
  64                                 log.warn("Cannot interpret location " + location
  65                                                 + " of bundle " + bundle + ": " + e);
  66                         }
  67                 }
  68         }
  69
  70         public void setResourceLoader(ResourceLoader resourceLoader) {
  71                 this.resourceLoader = resourceLoader;
  72         }
  73 }