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/**
* Copyright 2017-2020 ZTE Corporation.
* <p>
* Licensed 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.onap.holmes.rulemgt.msb;
import org.onap.holmes.common.dropwizard.ioc.utils.ServiceLocatorHolder;
import org.onap.holmes.rulemgt.send.Ip4AddingRule;
import org.onap.holmes.rulemgt.send.RuleAllocator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import static java.util.concurrent.TimeUnit.SECONDS;
public class MsbQuery {
static final private Logger log = LoggerFactory.getLogger(MsbQuery.class);
final private RuleAllocator ruleAllocator;
private Ip4AddingRule ip4AddingRule;
private EngineInsQueryTool engineInsQueryTool;
public MsbQuery() {
ruleAllocator = new RuleAllocator();
ip4AddingRule = ServiceLocatorHolder.getLocator().getService(Ip4AddingRule.class);
engineInsQueryTool = ServiceLocatorHolder.getLocator().getService(EngineInsQueryTool.class);
}
public void startTimer() {
try {
new Timer().schedule(new TimerTask() {
public void run() {
try {
List<String> timerIpList = engineInsQueryTool.getInstanceList();
log.info(String.format("There are %d engine instance(s) running currently.", timerIpList.size()));
ip4AddingRule.setIpList(timerIpList);
ruleAllocator.allocateRules(timerIpList);
} catch (Exception e) {
log.error("The timing query engine instance failed ", e);
}
}
}, SECONDS.toMillis(10), SECONDS.toMillis(30));
} catch (Exception e) {
log.error("MSBQuery startTimer timer task failed !" + e.getMessage(), e);
try {
SECONDS.sleep(30);
} catch (InterruptedException e1) {
Thread.currentThread().interrupt();
}
}
}
}
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