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/*
*
* 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.qpid.server.security;
import org.apache.log4j.Logger;
import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;
import org.apache.qpid.server.configuration.plugins.ConfigurationPluginFactory;
/**
* An OSGi {@link BundleActivator} that loads a {@link SecurityPluginFactory}.
*/
public abstract class SecurityPluginActivator implements BundleActivator
{
private static final Logger _logger = Logger.getLogger(SecurityPluginActivator.class);
private SecurityPluginFactory _factory;
private ConfigurationPluginFactory _config;
private BundleContext _ctx;
private String _bundleName;
/** Implement this to return the factory this plugin activates. */
public abstract SecurityPluginFactory getFactory();
/** Implement this to return the factory this plugin activates. */
public abstract ConfigurationPluginFactory getConfigurationFactory();
/**
* @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)
*/
public void start(BundleContext ctx) throws Exception
{
_ctx = ctx;
_factory = getFactory();
_config = getConfigurationFactory();
_bundleName = ctx.getBundle().getSymbolicName();
// register the service
_logger.info("Registering security plugin: " + _bundleName);
_ctx.registerService(SecurityPluginFactory.class.getName(), _factory, null);
_ctx.registerService(ConfigurationPluginFactory.class.getName(), _config, null);
}
/**
* @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)
*/
public void stop(BundleContext context) throws Exception
{
_logger.info("Stopping security plugin: " + _bundleName);
// null object references
_factory = null;
_config = null;
_ctx = null;
}
}
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