public int compare(Resource res1, Resource res2) {
int diff;
diff = ComparatorUtils.safeCompare(res1.getSymbolicName(), res2.getSymbolicName());
if (diff != 0) return diff;
diff = ComparatorUtils.safeCompare(res1.getVersion(), res2.getVersion());
return diff;
}
private static void toXml(XmlWriter w, Resource resource) throws IOException {
w.element(RepositoryParser.RESOURCE)
.attribute(Resource.ID, resource.getId())
.attribute(Resource.SYMBOLIC_NAME, resource.getSymbolicName())
.attribute(Resource.PRESENTATION_NAME, resource.getPresentationName())
.attribute(Resource.URI, getRelativeUri(resource, Resource.URI))
.attribute(Resource.VERSION, resource.getVersion().toString());
w.textElement(Resource.DESCRIPTION, resource.getProperties().get(Resource.DESCRIPTION))
.textElement(Resource.SIZE, resource.getProperties().get(Resource.SIZE))
.textElement(
Resource.DOCUMENTATION_URI, getRelativeUri(resource, Resource.DOCUMENTATION_URI))
.textElement(Resource.SOURCE_URI, getRelativeUri(resource, Resource.SOURCE_URI))
.textElement(Resource.JAVADOC_URI, getRelativeUri(resource, Resource.JAVADOC_URI))
.textElement(Resource.LICENSE_URI, getRelativeUri(resource, Resource.LICENSE_URI));
String[] categories = resource.getCategories();
for (int i = 0; categories != null && i < categories.length; i++) {
w.element(RepositoryParser.CATEGORY).attribute(RepositoryParser.ID, categories[i]).end();
}
Capability[] capabilities = resource.getCapabilities();
for (int i = 0; capabilities != null && i < capabilities.length; i++) {
toXml(w, capabilities[i]);
}
Requirement[] requirements = resource.getRequirements();
for (int i = 0; requirements != null && i < requirements.length; i++) {
toXml(w, requirements[i]);
}
w.end();
}
@Override
public Object doExecute() throws Exception {
// check if the group exists
Group group = groupManager.findGroupByName(groupName);
if (group == null) {
System.err.println("Cluster group " + groupName + " doesn't exist");
return null;
}
// check if the producer is ON
if (eventProducer.getSwitch().getStatus().equals(SwitchStatus.OFF)) {
System.err.println("Cluster event producer is OFF");
return null;
}
// check if the URL is allowed
if (!isAllowed(group, Constants.URLS_CONFIG_CATEGORY, url, EventType.OUTBOUND)) {
System.err.println("OBR URL " + url + " is blocked outbound for cluster group " + groupName);
return null;
}
// update the OBR URLs in the cluster group
Set<String> clusterUrls =
clusterManager.getSet(
Constants.URLS_DISTRIBUTED_SET_NAME + Configurations.SEPARATOR + groupName);
clusterUrls.add(url);
// update the OBR bundles in the cluster group
Set<ObrBundleInfo> clusterBundles =
clusterManager.getSet(
Constants.BUNDLES_DISTRIBUTED_SET_NAME + Configurations.SEPARATOR + groupName);
synchronized (obrService) {
Repository repository = obrService.addRepository(url);
Resource[] resources = repository.getResources();
for (Resource resource : resources) {
ObrBundleInfo info =
new ObrBundleInfo(
resource.getPresentationName(),
resource.getSymbolicName(),
resource.getVersion().toString());
clusterBundles.add(info);
}
obrService.removeRepository(url);
}
// broadcast a cluster event
ClusterObrUrlEvent event = new ClusterObrUrlEvent(url, Constants.URL_ADD_EVENT_TYPE);
event.setSourceGroup(group);
eventProducer.produce(event);
return null;
}