@Override
public Iterator<Resource> iterateResources(String startPath, boolean recursive) {
// Collect paths for substituted packages
List<String> importedPaths = new ArrayList<String>();
BundleWiring wiring = hostRev.getBundle().adapt(BundleWiring.class);
List<BundleRequirement> preqs =
wiring != null ? wiring.getRequirements(PackageNamespace.PACKAGE_NAMESPACE) : null;
if (preqs != null) {
for (BundleRequirement req : preqs) {
XPackageRequirement preq = (XPackageRequirement) req;
String packageName = preq.getPackageName();
importedPaths.add(packageName.replace('.', '/'));
}
}
Iterator<Resource> itres = delegate.iterateResources(startPath, recursive);
if (importedPaths.isEmpty()) {
return itres;
}
// Filter substituted packages
List<Resource> filteredResources = new ArrayList<Resource>();
while (itres.hasNext()) {
Resource res = itres.next();
String pathname = res.getName();
int lastIndex = pathname.lastIndexOf('/');
String respath = lastIndex > 0 ? pathname.substring(0, lastIndex) : pathname;
if (!importedPaths.contains(respath)) {
filteredResources.add(res);
}
}
return filteredResources.iterator();
}
FallbackLoader(
HostBundleRevision hostRev, ModuleIdentifier identifier, Set<String> importedPaths) {
if (hostRev == null) throw new IllegalArgumentException("Null hostRev");
if (identifier == null) throw new IllegalArgumentException("Null identifier");
if (importedPaths == null) throw new IllegalArgumentException("Null importedPaths");
this.identifier = identifier;
this.importedPaths = importedPaths;
this.hostRev = hostRev;
this.hostBundle = hostRev.getBundleState();
this.bundleManager = hostBundle.getBundleManager();
this.moduleManager = hostBundle.getFrameworkState().getModuleManagerPlugin();
}
@Override
public URL getLocalizationEntry(String path) {
URL result = null;
// #Bug1867 - Finding Localization Entries for Fragments
// https://www.osgi.org/members/bugzilla/show_bug.cgi?id=1867
boolean fallbackToFragment = true;
// If the bundle is a resolved fragment, then the search for localization data must
// delegate to the attached host bundle with the highest version.
if (getWiring() != null) {
HostBundleRevision highest = null;
for (HostBundleRevision hostrev : getAttachedHosts()) {
if (highest == null) highest = hostrev;
if (highest.getVersion().compareTo(hostrev.getVersion()) < 0) highest = hostrev;
}
if (highest == null)
throw FrameworkMessages.MESSAGES.illegalStateCannotObtainAttachedHost(this);
boolean hostUninstalled = highest.getBundleState().isUninstalled();
result = (hostUninstalled ? getEntry(path) : highest.getLocalizationEntry(path));
// In contrary to the spec the TCK ManifestLocalizationTests.testGetHeaders010()
// expects to find the localization files in the fragment if they were not found
// in the attached host
if (result != null || fallbackToFragment == false) return result;
}
// If the fragment is not resolved, then the framework must search the fragment's JAR for the
// localization entry.
result = getEntry(path);
return result;
}
void attachToHost(HostBundleRevision hostRev) {
if (attachedHosts == null) attachedHosts = new HashSet<HostBundleRevision>();
hostRev.attachFragment(this);
attachedHosts.add(hostRev);
}