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/*******************************************************************************
* Copyright 2016-2017 ZTE, Inc. and others.
*
* 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
*
* 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.onap.msb.apiroute.wrapper.consulextend.expose;
import java.util.ArrayList;
import java.util.List;
import org.onap.msb.apiroute.SyncDataManager;
import org.onap.msb.apiroute.wrapper.consulextend.model.health.ServiceHealth;
import org.onap.msb.apiroute.wrapper.queue.QueueManager;
import org.onap.msb.apiroute.wrapper.queue.ServiceData;
import org.onap.msb.apiroute.wrapper.queue.ServiceData.Operate;
import org.onap.msb.apiroute.wrapper.util.ServiceFilter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.orbitz.consul.model.ConsulResponse;
public class CheckTagAndAutoStopWatchFilter implements
WatchTask.Filter<List<ServiceHealth>> {
private final static Logger LOGGER = LoggerFactory
.getLogger(CheckTagAndAutoStopWatchFilter.class);
private final String serviceName;
public CheckTagAndAutoStopWatchFilter(final String serviceName) {
this.serviceName = serviceName;
}
// from consul,the response data:List<ServiceHealth>
// filter ServiceHealth list and find the ServiceHealths which satisfy the
// tags conditions
// 1)if all ServiceHealth don't satisfy,create delete event and stop watch
// 2)if have some ServiceHealths satisfy the tags conditions,create update
// event and send these ServiceHealths
@Override
public boolean filter(ConsulResponse<List<ServiceHealth>> object) {
// TODO Auto-generated method stub
// find #ServiceHealth# which satisfy the tag conditions
List<ServiceHealth> satisfyList = getSatisfyList(object);
// no satisfied ServiceHealth
if (satisfyList.isEmpty()) {
LOGGER.info("put delete service["
+ serviceName
+ "] to service queue :because of NO tag meet the conditions");
// create delete
writeServiceToQueue(object.getResponse(),
ServiceData.Operate.delete);
// stop watch
//SyncDataManager.stopWatchService(serviceName);
return false;
}
LOGGER.info("put update service["
+ serviceName
+ "] to service queue :which tags meet the conditions");
// put the satisfy list to queue
writeServiceToQueue(satisfyList, ServiceData.Operate.update);
return true;
}
private List<ServiceHealth> getSatisfyList(
ConsulResponse<List<ServiceHealth>> object) {
List<ServiceHealth> satisfyList = new ArrayList<ServiceHealth>();
for (ServiceHealth health : object.getResponse()) {
if (ServiceFilter.getInstance().isFilterCheck(health)) {
satisfyList.add(health);
}
}
return satisfyList;
}
private void writeServiceToQueue(List<ServiceHealth> serviceData,
Operate operate) {
ServiceData<List<ServiceHealth>> data = new ServiceData<List<ServiceHealth>>();
data.setOperate(operate);
data.setDataType(ServiceData.DataType.service);
data.setData(serviceData);
try {
QueueManager.getInstance().putIn(data);
} catch (InterruptedException e) {
LOGGER.warn("put " + operate + " service[" + serviceName
+ "] to service queue interrupted ", e);
}
}
}
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