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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.cache;
import java.math.BigInteger;
import java.util.List;
import org.onap.msb.apiroute.wrapper.consulextend.HealthClient;
import org.onap.msb.apiroute.wrapper.consulextend.async.ConsulResponseCallback;
import org.onap.msb.apiroute.wrapper.consulextend.model.health.ServiceHealth;
import com.orbitz.consul.option.CatalogOptions;
import com.orbitz.consul.option.QueryOptions;
public class ServiceHealthCache extends ConsulCache<List<ServiceHealth>> {
private ServiceHealthCache(CallbackConsumer<List<ServiceHealth>> callbackConsumer) {
super(callbackConsumer);
}
/**
* Factory method to construct a string/{@link ServiceHealth} map for a particular service.
* <p/>
* Keys will be a {@link HostAndPort} object made up of the service's address/port combo
*
* @param healthClient the {@link HealthClient}
* @param serviceName the name of the service
* @param passing include only passing services?
* @return a cache object
*/
public static ServiceHealthCache newCache(
final HealthClient healthClient,
final String serviceName,
final boolean passing,
final CatalogOptions catalogOptions,
final int watchSeconds,
final QueryOptions queryOptions) {
CallbackConsumer<List<ServiceHealth>> callbackConsumer = new CallbackConsumer<List<ServiceHealth>>() {
@Override
public void consume(BigInteger index,
ConsulResponseCallback<List<ServiceHealth>> callback) {
// TODO Auto-generated method stub
QueryOptions params = watchParams(index, watchSeconds, queryOptions);
if (passing) {
healthClient.getHealthyServiceInstances(serviceName, catalogOptions, params, callback);
} else {
healthClient.getAllServiceInstances(serviceName, catalogOptions, params, callback);
}
}
};
return new ServiceHealthCache(callbackConsumer);
}
public static ServiceHealthCache newCache(
final HealthClient healthClient,
final String serviceName,
final boolean passing,
final CatalogOptions catalogOptions,
final int watchSeconds) {
return newCache(healthClient, serviceName, passing, catalogOptions, watchSeconds, QueryOptions.BLANK);
}
public static ServiceHealthCache newCache(final HealthClient healthClient, final String serviceName) {
return newCache(healthClient, serviceName, true, CatalogOptions.BLANK, 10);
}
}
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