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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 org.apache.http.HttpEntity;
import org.onap.msb.apiroute.wrapper.consulextend.CatalogClient;
import org.onap.msb.apiroute.wrapper.consulextend.cache.ServicesCatalogCache;
import org.onap.msb.apiroute.wrapper.consulextend.cache.ConsulCache.Listener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.orbitz.consul.option.CatalogOptions;
import com.orbitz.consul.option.QueryOptions;
public class WatchCatalogServicesTask extends WatchTask<HttpEntity> {
private final static Logger LOGGER = LoggerFactory
.getLogger(WatchCatalogServicesTask.class);
private ServicesCatalogCache servicesCache = null;
public WatchCatalogServicesTask(
final CatalogClient catalogClient,
final CatalogOptions catalogOptions,
final QueryOptions queryOptions,
final int watchSeconds)
{
initCache(catalogClient,catalogOptions,queryOptions,watchSeconds);
}
public WatchCatalogServicesTask(
final CatalogClient catalogClient,
final int watchSeconds)
{
initCache(catalogClient,CatalogOptions.BLANK,QueryOptions.BLANK,watchSeconds);
}
public WatchCatalogServicesTask(
final CatalogClient catalogClient)
{
initCache(catalogClient,CatalogOptions.BLANK,QueryOptions.BLANK,10);
}
private ServicesCatalogCache initCache(final CatalogClient catalogClient,
final CatalogOptions catalogOptions,
final QueryOptions queryOptions,
final int watchSeconds) {
LOGGER.info("************create all services watch task*****************");
servicesCache = ServicesCatalogCache.newCache(catalogClient,
catalogOptions, queryOptions, watchSeconds);
servicesCache
.addListener((Listener<HttpEntity>) new InternalListener());
return servicesCache;
}
@Override
public boolean startWatch() {
// TODO Auto-generated method stub
if(servicesCache!=null)
{
try {
servicesCache.start();
LOGGER.info("************start all services watch task*****************");
return true;
} catch (Exception e) {
// TODO Auto-generated catch block
LOGGER.warn("start service list watch failed:", e);
}
}
return false;
}
@Override
public boolean stopWatch() {
// TODO Auto-generated method stub
if (servicesCache != null) {
try {
servicesCache.stop();
LOGGER.info("************stop all services watch task*****************");
return true;
} catch (Exception e) {
// TODO Auto-generated catch block
LOGGER.warn("stop service list watch failed:", e);
}
}
return false;
}
}
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