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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
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* KIND, either express or implied. See the License for the
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package org.apache.qpid.server.configuration.startup;
import java.util.Collection;
import java.util.Map;
import org.apache.qpid.server.configuration.ConfigurationEntry;
import org.apache.qpid.server.configuration.ConfiguredObjectRecoverer;
import org.apache.qpid.server.configuration.IllegalConfigurationException;
import org.apache.qpid.server.configuration.RecovererProvider;
import org.apache.qpid.server.configuration.store.StoreConfigurationChangeListener;
import org.apache.qpid.server.model.AuthenticationProvider;
import org.apache.qpid.server.model.Broker;
import org.apache.qpid.server.model.ConfiguredObject;
import org.apache.qpid.server.model.PreferencesProvider;
import org.apache.qpid.server.model.adapter.AuthenticationProviderFactory;
public class AuthenticationProviderRecoverer implements ConfiguredObjectRecoverer<AuthenticationProvider>
{
private final AuthenticationProviderFactory _authenticationProviderFactory;
private final StoreConfigurationChangeListener _storeChangeListener;
public AuthenticationProviderRecoverer(AuthenticationProviderFactory authenticationProviderFactory, StoreConfigurationChangeListener storeChangeListener)
{
_authenticationProviderFactory = authenticationProviderFactory;
_storeChangeListener = storeChangeListener;
}
@Override
public AuthenticationProvider create(RecovererProvider recovererProvider, ConfigurationEntry configurationEntry, ConfiguredObject... parents)
{
Broker broker = RecovererHelper.verifyOnlyBrokerIsParent(parents);
Map<String, Object> attributes = configurationEntry.getAttributes();
AuthenticationProvider authenticationProvider = _authenticationProviderFactory.recover(configurationEntry.getId(), attributes, broker);
Map<String, Collection<ConfigurationEntry>> childEntries = configurationEntry.getChildren();
for (String type : childEntries.keySet())
{
recoverType(recovererProvider, _storeChangeListener, authenticationProvider, childEntries, type);
}
return authenticationProvider;
}
private void recoverType(RecovererProvider recovererProvider,
StoreConfigurationChangeListener storeChangeListener,
AuthenticationProvider authenticationProvider,
Map<String, Collection<ConfigurationEntry>> childEntries,
String type)
{
ConfiguredObjectRecoverer<?> recoverer = recovererProvider.getRecoverer(type);
if (recoverer == null)
{
throw new IllegalConfigurationException("Cannot recover entry for the type '" + type + "' from broker");
}
Collection<ConfigurationEntry> entries = childEntries.get(type);
for (ConfigurationEntry childEntry : entries)
{
ConfiguredObject object = recoverer.create(recovererProvider, childEntry, authenticationProvider);
if (object == null)
{
throw new IllegalConfigurationException("Cannot create configured object for the entry " + childEntry);
}
if (object instanceof PreferencesProvider)
{
authenticationProvider.setPreferencesProvider((PreferencesProvider)object);
}
else
{
throw new IllegalConfigurationException("Cannot associate " + object + " with authentication provider " + authenticationProvider);
}
object.addChangeListener(storeChangeListener);
}
}
}