*/
package org.opendaylight.controller.config.manager.impl.osgi;
+import java.util.AbstractMap;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
import org.opendaylight.controller.config.manager.impl.factoriesresolver.ModuleFactoriesResolver;
import org.opendaylight.controller.config.spi.ModuleFactory;
import org.osgi.framework.BundleContext;
-import org.osgi.framework.InvalidSyntaxException;
-import org.osgi.framework.ServiceReference;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import java.util.AbstractMap;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.Map;
-
/**
* Retrieves list of currently registered Module Factories using bundlecontext.
*/
public class BundleContextBackedModuleFactoriesResolver implements
ModuleFactoriesResolver {
- private static final Logger logger = LoggerFactory
+ private static final Logger LOG = LoggerFactory
.getLogger(BundleContextBackedModuleFactoriesResolver.class);
- private final BundleContext bundleContext;
+ private ModuleFactoryBundleTracker moduleFactoryBundleTracker;
- public BundleContextBackedModuleFactoriesResolver(
- BundleContext bundleContext) {
- this.bundleContext = bundleContext;
+ public BundleContextBackedModuleFactoriesResolver() {
+ }
+
+ public void setModuleFactoryBundleTracker(ModuleFactoryBundleTracker moduleFactoryBundleTracker) {
+ this.moduleFactoryBundleTracker = moduleFactoryBundleTracker;
}
@Override
public Map<String, Map.Entry<ModuleFactory, BundleContext>> getAllFactories() {
- Collection<ServiceReference<ModuleFactory>> serviceReferences;
- try {
- serviceReferences = bundleContext.getServiceReferences(
- ModuleFactory.class, null);
- } catch (InvalidSyntaxException e) {
- throw new IllegalStateException(e);
- }
- Map<String, Map.Entry<ModuleFactory, BundleContext>> result = new HashMap<>(serviceReferences.size());
- for (ServiceReference<ModuleFactory> serviceReference : serviceReferences) {
- ModuleFactory factory = bundleContext.getService(serviceReference);
- // null if the service is not registered, the service object
- // returned by a ServiceFactory does not
- // implement the classes under which it was registered or the
- // ServiceFactory threw an exception.
- if(factory == null) {
- throw new NullPointerException("ServiceReference of class" + serviceReference.getClass() + "not found.");
- }
-
- String moduleName = factory.getImplementationName();
+ Map<String, Map.Entry<ModuleFactory, BundleContext>> result = new HashMap<>();
+ for(Entry<ModuleFactory, BundleContext> entry: moduleFactoryBundleTracker.getModuleFactoryEntries()) {
+ ModuleFactory factory = entry.getKey();
+ BundleContext bundleContext = entry.getValue();
+ String moduleName = factory .getImplementationName();
if (moduleName == null || moduleName.isEmpty()) {
- throw new IllegalStateException(
- "Invalid implementation name for " + factory);
+ throw new IllegalStateException("Invalid implementation name for " + factory);
}
- if (serviceReference.getBundle() == null || serviceReference.getBundle().getBundleContext() == null) {
- throw new NullPointerException("Bundle context of " + factory + " ModuleFactory not found.");
- }
- logger.debug("Reading factory {} {}", moduleName, factory);
+
+ LOG.debug("Processing factory {} {}", moduleName, factory);
Map.Entry<ModuleFactory, BundleContext> conflicting = result.get(moduleName);
if (conflicting != null) {
String error = String
.format("Module name is not unique. Found two conflicting factories with same name '%s': '%s' '%s'",
moduleName, conflicting.getKey(), factory);
- logger.error(error);
+ LOG.error(error);
throw new IllegalArgumentException(error);
} else {
- result.put(moduleName, new AbstractMap.SimpleImmutableEntry<>(factory,
- serviceReference.getBundle().getBundleContext()));
+ result.put(moduleName, new AbstractMap.SimpleImmutableEntry<>(factory, bundleContext));
}
}
+
return result;
}
}