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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.
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*/
package org.apache.qpid.server.registry;
import org.apache.commons.configuration.CompositeConfiguration;
import org.apache.commons.configuration.Configuration;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.SystemConfiguration;
import org.apache.commons.configuration.XMLConfiguration;
import org.apache.qpid.server.exchange.DefaultExchangeFactory;
import org.apache.qpid.server.exchange.DefaultExchangeRegistry;
import org.apache.qpid.server.exchange.ExchangeFactory;
import org.apache.qpid.server.exchange.ExchangeRegistry;
import org.apache.qpid.server.management.JMXManagedObjectRegistry;
import org.apache.qpid.server.management.ManagedObjectRegistry;
import org.apache.qpid.server.management.ManagementConfiguration;
import org.apache.qpid.server.management.NoopManagedObjectRegistry;
import org.apache.qpid.server.queue.DefaultQueueRegistry;
import org.apache.qpid.server.queue.QueueRegistry;
import org.apache.qpid.server.security.auth.AuthenticationManager;
import org.apache.qpid.server.security.auth.SASLAuthenticationManager;
import org.apache.qpid.server.store.MessageStore;
import java.io.File;
public class ConfigurationFileApplicationRegistry extends ApplicationRegistry
{
private QueueRegistry _queueRegistry;
private ExchangeRegistry _exchangeRegistry;
private ExchangeFactory _exchangeFactory;
private ManagedObjectRegistry _managedObjectRegistry;
private AuthenticationManager _authenticationManager;
private MessageStore _messageStore;
public ConfigurationFileApplicationRegistry(File configurationURL) throws ConfigurationException
{
super(config(configurationURL));
}
// Our configuration class needs to make the interpolate method
// public so it can be called below from the config method.
private static class MyConfiguration extends CompositeConfiguration {
public String interpolate(String obj) {
return super.interpolate(obj);
}
}
private static final Configuration config(File url) throws ConfigurationException {
// We have to override the interpolate methods so that
// interpolation takes place accross the entirety of the
// composite configuration. Without doing this each
// configuration object only interpolates variables defined
// inside itself.
final MyConfiguration conf = new MyConfiguration();
conf.addConfiguration(new SystemConfiguration() {
protected String interpolate(String o) {
return conf.interpolate(o);
}
});
conf.addConfiguration(new XMLConfiguration(url) {
protected String interpolate(String o) {
return conf.interpolate(o);
}
});
return conf;
}
public void initialise() throws Exception
{
initialiseManagedObjectRegistry();
_queueRegistry = new DefaultQueueRegistry();
_exchangeFactory = new DefaultExchangeFactory();
_exchangeRegistry = new DefaultExchangeRegistry(_exchangeFactory);
_authenticationManager = new SASLAuthenticationManager();
initialiseMessageStore();
}
private void initialiseManagedObjectRegistry()
{
ManagementConfiguration config = getConfiguredObject(ManagementConfiguration.class);
if (config.enabled)
{
_managedObjectRegistry = new JMXManagedObjectRegistry();
}
else
{
_managedObjectRegistry = new NoopManagedObjectRegistry();
}
}
private void initialiseMessageStore() throws Exception
{
String messageStoreClass = _configuration.getString("store.class");
Class clazz = Class.forName(messageStoreClass);
Object o = clazz.newInstance();
if (!(o instanceof MessageStore))
{
throw new Exception("Message store class must implement " + MessageStore.class + ". Class " + clazz +
" does not.");
}
_messageStore = (MessageStore) o;
_messageStore.configure(getQueueRegistry(), "store", _configuration);
}
public QueueRegistry getQueueRegistry()
{
return _queueRegistry;
}
public ExchangeRegistry getExchangeRegistry()
{
return _exchangeRegistry;
}
public ExchangeFactory getExchangeFactory()
{
return _exchangeFactory;
}
public ManagedObjectRegistry getManagedObjectRegistry()
{
return _managedObjectRegistry;
}
public AuthenticationManager getAuthenticationManager()
{
return _authenticationManager;
}
public MessageStore getMessageStore()
{
return _messageStore;
}
}