/*
* 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.felix.configurator.impl.logger;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.service.log.LogService;
import org.osgi.util.tracker.ServiceTracker;
public final class LogServiceLogger extends AbstractLogger {
private final LogService defaultLogger;
private final ServiceTracker<LogService, LogService> tracker;
public LogServiceLogger(final BundleContext context) {
this.defaultLogger = new ConsoleLogger();
this.tracker = new ServiceTracker<LogService, LogService>(context, LogService.class, null);
this.tracker.open();
}
public void close() {
this.tracker.close();
}
@Override
public void log(final @SuppressWarnings("rawtypes") ServiceReference ref,
final int level,
final String message,
final Throwable cause) {
LogService log = this.tracker.getService();
if (log != null) {
log.log(ref, level, message, cause);
} else {
this.defaultLogger.log(ref, level, message, cause);
}
}
}