package org.jboss.gravia.repository;
import static org.jboss.gravia.repository.spi.RepositoryLogger.LOGGER;
import java.io.IOException;
import java.util.Map;
import javax.management.MBeanServer;
import javax.management.StandardMBean;
import javax.management.openmbean.CompositeData;
import javax.management.openmbean.TabularData;
import org.jboss.gravia.resource.CompositeDataResourceBuilder;
import org.jboss.gravia.resource.Resource;
import org.jboss.gravia.resource.ResourceIdentity;
import org.jboss.gravia.runtime.ModuleContext;
import org.jboss.gravia.runtime.ServiceReference;
import org.jboss.gravia.runtime.ServiceRegistration;
import org.jboss.gravia.utils.NotNullException;
/*
* #%L
* Gravia :: Repository
* %%
* Copyright (C) 2012 - 2014 JBoss by Red Hat
* %%
* Licensed 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.
* #L%
*/
/**
* A {@link Repository} aggregator.
*
* @author thomas.diesler@jboss.com
* @since 23-Dec-2013
*/
public class RepositoryRuntimeRegistration {
// Hide ctor
private RepositoryRuntimeRegistration() {
}
public static Registration registerRepository(ModuleContext context, Repository repository) {
NotNullException.assertValue(context, "context");
NotNullException.assertValue(repository, "repository");
// Register as runtime service
final ServiceRegistration<Repository> sreg = context.registerService(Repository.class, repository, null);
// Register as MBean
ServiceReference<MBeanServer> sref = context.getServiceReference(MBeanServer.class);
final MBeanServer mbeanServer = context.getService(sref);
try {
RepositoryWrapper delegate = new RepositoryWrapper(repository);
StandardMBean mbean = new StandardMBean(delegate, RepositoryMBean.class);
mbeanServer.registerMBean(mbean, RepositoryMBean.OBJECT_NAME);
} catch (Exception ex) {
throw new IllegalStateException("Cannot register repository MBean", ex);
}
return new Registration() {
@Override
public void unregister() {
try {
mbeanServer.unregisterMBean(RepositoryMBean.OBJECT_NAME);
} catch (Exception ex) {
LOGGER.error("Cannot unregister repository", ex);
}
sreg.unregister();
}
};
}
public interface Registration {
void unregister();
}
static class RepositoryWrapper implements RepositoryMBean {
private final Repository repository;
RepositoryWrapper(Repository repository) {
this.repository = repository;
}
@Override
public String getName() {
return repository.getName();
}
@Override
public TabularData findProviders(String namespace, String nsvalue, Map<String, Object> attributes, Map<String, String> directives) {
throw new UnsupportedOperationException();
}
@Override
public CompositeData addResource(CompositeData resData) throws IOException {
Resource resource = new CompositeDataResourceBuilder(resData).getResource();
return repository.addResource(resource).adapt(CompositeData.class);
}
@Override
public CompositeData removeResource(String identity) {
ResourceIdentity resid = ResourceIdentity.fromString(identity);
Resource resource = repository.removeResource(resid);
return resource != null ? resource.adapt(CompositeData.class) : null;
}
@Override
public CompositeData getResource(String identity) {
ResourceIdentity resid = ResourceIdentity.fromString(identity);
Resource resource = repository.getResource(resid);
return resource != null ? resource.adapt(CompositeData.class) : null;
}
}
}