/*
* 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.activemq.artemis.osgi;
import javax.sql.DataSource;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.activemq.artemis.core.config.storage.DatabaseStorageConfiguration;
import org.apache.activemq.artemis.jdbc.store.drivers.JDBCUtils;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.util.tracker.ServiceTrackerCustomizer;
public class DataSourceTracker implements ServiceTrackerCustomizer<DataSource, DataSource> {
private static final Logger LOG = Logger.getLogger(ProtocolTracker.class.getName());
private final String name;
private final BundleContext context;
private final DatabaseStorageConfiguration dsc;
private final ServerTrackerCallBack callback;
public DataSourceTracker(String name, BundleContext context, DatabaseStorageConfiguration dsc,
ServerTrackerCallBack callback) {
this.name = name;
this.context = context;
this.dsc = dsc;
this.callback = callback;
}
@Override
public DataSource addingService(ServiceReference<DataSource> reference) {
DataSource dataSource = context.getService(reference);
dsc.setDataSource(dataSource);
try (Connection conn = dataSource.getConnection()) {
dsc.setSqlProvider(JDBCUtils.getSQLProviderFactory(conn.getMetaData().getURL()));
} catch (SQLException ex) {
LOG.log(Level.WARNING, "Error getting dataSource provider infos", ex);
}
callback.setDataSourceDependency(false);
try {
callback.start();
} catch (Exception ex) {
LOG.log(Level.WARNING, "Error starting broker " + name, ex);
}
return dataSource;
}
@Override
public void modifiedService(ServiceReference<DataSource> reference, DataSource service) {
// not supported
}
@Override
public void removedService(ServiceReference<DataSource> reference, DataSource service) {
callback.setDataSourceDependency(true);
try {
callback.stop();
} catch (Exception ex) {
LOG.log(Level.WARNING, "Error stopping broker " + name, ex);
}
}
}