/**
* 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.activemq.plugin;
import org.apache.activemq.broker.region.policy.PolicyEntry;
import org.apache.activemq.broker.region.policy.PolicyMap;
import org.apache.activemq.plugin.util.PolicyEntryUtil;
public class PolicyEntryProcessor extends DefaultConfigurationProcessor {
public PolicyEntryProcessor(RuntimeConfigurationBroker plugin, Class<?> configurationClass) {
super(plugin, configurationClass);
}
@Override
public void addNew(Object o) {
PolicyEntry addition = fromDto(o, new PolicyEntry());
PolicyMap existingMap = plugin.getBrokerService().getDestinationPolicy();
existingMap.put(addition.getDestination(), addition);
applyRetrospectively(addition);
plugin.info("added policy for: " + addition.getDestination());
}
@Override
public void modify(Object existing, Object candidate) {
PolicyEntry updatedEntry = fromDto(candidate, new PolicyEntry());
//Look up an existing entry that matches the candidate
//First just look up by the destination type to see if anything matches
PolicyEntry existingEntry = PolicyEntryUtil.findEntryByDestination(plugin, updatedEntry);
if (existingEntry != null) {
//if found, update the policy and apply the updates to existing destinations
updatedEntry = fromDto(candidate, existingEntry);
applyRetrospectively(updatedEntry);
plugin.info("updated policy for: " + updatedEntry.getDestination());
} else {
plugin.info("cannot find policy entry candidate to update: " + updatedEntry + ", destination:" + updatedEntry.getDestination());
}
}
protected void applyRetrospectively(PolicyEntry updatedEntry) {
PolicyEntryUtil.applyRetrospectively(plugin, updatedEntry);
}
}