org.apache.karaf.decanter.boot.DecanterConnect Maven / Gradle / Ivy
/**
* 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.karaf.decanter.boot;
import javax.annotation.PreDestroy;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleException;
import org.osgi.service.event.EventAdmin;
import org.osgi.util.tracker.ServiceTracker;
@org.springframework.context.annotation.Configuration
public class DecanterConnect {
private BundleContext registryContext;
public DecanterConnect() throws Exception {
registryContext = new DecanterRegistryFactory().create();
LogbackDecanterAppender.setDispatcher(getService(registryContext, EventAdmin.class));
}
private S getService(BundleContext context, Class serviceClazz) {
ServiceTracker tracker = new ServiceTracker(context, serviceClazz, null);
try {
tracker.open();
return tracker.getService();
} finally {
tracker.close();
}
}
@PreDestroy
public void close() {
try {
registryContext.getBundle(0).stop();
} catch (BundleException e) {
}
}
}