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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.configuration.store;
import java.util.Collection;
import org.apache.qpid.server.model.ConfigurationChangeListener;
import org.apache.qpid.server.model.ConfiguredObject;
import org.apache.qpid.server.model.State;
import org.apache.qpid.server.model.VirtualHostNode;
import org.apache.qpid.server.store.DurableConfigurationStore;
public class StoreConfigurationChangeListener implements ConfigurationChangeListener
{
private DurableConfigurationStore _store;
public StoreConfigurationChangeListener(DurableConfigurationStore store)
{
super();
_store = store;
}
@Override
public void stateChanged(ConfiguredObject object, State oldState, State newState)
{
if (newState == State.DELETED)
{
_store.remove(object.asObjectRecord());
object.removeChangeListener(this);
}
}
@Override
public void childAdded(ConfiguredObject<?> object, ConfiguredObject<?> child)
{
// exclude VirtualHostNode children from storing in broker store
if (!(object instanceof VirtualHostNode))
{
child.addChangeListener(this);
_store.update(true,child.asObjectRecord());
Class<? extends ConfiguredObject> categoryClass = child.getCategoryClass();
Collection<Class<? extends ConfiguredObject>> childTypes = child.getModel().getChildTypes(categoryClass);
for(Class<? extends ConfiguredObject> childClass : childTypes)
{
for (ConfiguredObject<?> grandchild : child.getChildren(childClass))
{
childAdded(child, grandchild);
}
}
}
}
@Override
public void childRemoved(ConfiguredObject object, ConfiguredObject child)
{
_store.remove(child.asObjectRecord());
child.removeChangeListener(this);
}
@Override
public void attributeSet(ConfiguredObject object, String attributeName, Object oldAttributeValue, Object newAttributeValue)
{
_store.update(false, object.asObjectRecord());
}
@Override
public String toString()
{
return "StoreConfigurationChangeListener [store=" + _store + "]";
}
}
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