/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jackrabbit.oak.osgi;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import org.apache.jackrabbit.mk.api.MicroKernel;
import org.apache.jackrabbit.oak.Oak;
import org.apache.jackrabbit.oak.api.ContentRepository;
import org.apache.jackrabbit.oak.core.ContentRepositoryImpl;
import org.apache.jackrabbit.oak.kernel.KernelNodeStore;
import org.apache.jackrabbit.oak.osgi.OsgiRepositoryInitializer.RepositoryInitializerObserver;
import org.apache.jackrabbit.oak.security.SecurityProviderImpl;
import org.apache.jackrabbit.oak.spi.lifecycle.OakInitializer;
import org.apache.jackrabbit.oak.spi.lifecycle.RepositoryInitializer;
import org.apache.jackrabbit.oak.spi.state.NodeStore;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.framework.ServiceRegistration;
import org.osgi.util.tracker.ServiceTracker;
import org.osgi.util.tracker.ServiceTrackerCustomizer;
public class Activator implements BundleActivator, ServiceTrackerCustomizer, RepositoryInitializerObserver {
private BundleContext context;
private ServiceTracker microKernelTracker;
// see OAK-795 for a reason why the nodeStore tracker is disabled
// private ServiceTracker nodeStoreTracker;
private final OsgiIndexProvider indexProvider = new OsgiIndexProvider();
private final OsgiIndexEditorProvider indexEditorProvider = new OsgiIndexEditorProvider();
private final OsgiEditorProvider validatorProvider = new OsgiEditorProvider();
private final OsgiRepositoryInitializer repositoryInitializerTracker = new OsgiRepositoryInitializer();
private final Map<ServiceReference, ServiceRegistration> services = new HashMap<ServiceReference, ServiceRegistration>();
//----------------------------------------------------< BundleActivator >---
@Override
public void start(BundleContext bundleContext) throws Exception {
context = bundleContext;
indexProvider.start(bundleContext);
indexEditorProvider.start(bundleContext);
validatorProvider.start(bundleContext);
repositoryInitializerTracker.setObserver(this);
repositoryInitializerTracker.start(bundleContext);
microKernelTracker = new ServiceTracker(
context, MicroKernel.class.getName(), this);
microKernelTracker.open();
// nodeStoreTracker = new ServiceTracker(
// context, NodeStore.class.getName(), this);
// nodeStoreTracker.open();
}
@Override
public void stop(BundleContext bundleContext) throws Exception {
// nodeStoreTracker.close();
microKernelTracker.close();
indexProvider.stop();
indexEditorProvider.stop();
validatorProvider.stop();
repositoryInitializerTracker.stop();
}
//-------------------------------------------< ServiceTrackerCustomizer >---
@Override
public Object addingService(ServiceReference reference) {
Object service = context.getService(reference);
if (service instanceof MicroKernel) {
MicroKernel kernel = (MicroKernel) service;
services.put(reference, context.registerService(
NodeStore.class.getName(),
new KernelNodeStore(kernel),
new Properties()));
} else if (service instanceof NodeStore) {
NodeStore store = (NodeStore) service;
OakInitializer.initialize(store, repositoryInitializerTracker, indexEditorProvider);
Oak oak = new Oak(store)
// FIXME: proper osgi setup for security provider (see OAK-17 and sub-tasks)
.with(new SecurityProviderImpl())
.with(validatorProvider)
.with(indexProvider)
.with(indexEditorProvider);
services.put(reference, context.registerService(
ContentRepository.class.getName(),
oak.createContentRepository(),
new Properties()));
}
return service;
}
@Override
public void modifiedService(ServiceReference reference, Object service) {
// nothing to do
}
@Override
public void removedService(ServiceReference reference, Object service) {
services.remove(reference).unregister();
context.ungetService(reference);
}
//----------------------------------------< RepositoryInitializerObserver >---
@Override
public void newRepositoryInitializer(RepositoryInitializer ri) {
List<ServiceReference> mkRefs = new ArrayList<ServiceReference>(services.keySet());
for (ServiceReference ref : mkRefs) {
Object service = context.getService(ref);
if (service instanceof ContentRepositoryImpl) {
ContentRepositoryImpl repository = (ContentRepositoryImpl) service;
OakInitializer.initialize(repository.getNodeStore(), ri,
indexEditorProvider);
}
}
}
}