/*
* 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.sling.commons.logservice.internal;
import org.osgi.framework.Bundle;
import org.osgi.framework.ServiceFactory;
import org.osgi.framework.ServiceReference;
import org.osgi.framework.ServiceRegistration;
import org.osgi.service.log.LogEntry;
import org.osgi.service.log.LogService;
/**
* The <code>LogServiceFactory</code> implements the OSGi Log Service
* specification and provides the functionality for the logging system. This
* service should be one of the first services loaded in the system.
*/
public class LogServiceFactory implements ServiceFactory {
private LogSupport logSupport;
/**
* Initializes the logging system with settings from some startup properties
* before the real configuration is read after ContentBus bootstrap.
*
* @param properties The startup properties to initialize the logging system
* with.
*/
LogServiceFactory(LogSupport logSupport) {
this.logSupport = logSupport;
}
// ---------- ServiceFactory
public Object getService(Bundle bundle, ServiceRegistration registration) {
return new LogServiceImpl(bundle);
}
public void ungetService(Bundle bundle, ServiceRegistration registration,
Object service) {
// nothing to do currently
}
private class LogServiceImpl implements LogService {
private Bundle bundle;
/**
* Initializes the logging system with settings from some startup
* properties before the real configuration is read after ContentBus
* bootstrap.
*
* @param properties The startup properties to initialize the logging
* system with.
*/
/* package */LogServiceImpl(Bundle bundle) {
this.bundle = bundle;
}
// ---------- LogService
public void log(int level, String message) {
this.log(null, level, message, null);
}
public void log(int level, String message, Throwable exception) {
this.log(null, level, message, exception);
}
public void log(ServiceReference sr, int level, String message) {
this.log(sr, level, message, null);
}
public void log(ServiceReference sr, int level, String message,
Throwable exception) {
// simply fire a log event
LogEntry entry = new LogEntryImpl(this.bundle, sr, level, message,
exception);
LogServiceFactory.this.logSupport.fireLogEvent(entry);
}
}
}