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/*
* ============LICENSE_START==========================================
* Copyright (c) 2019 PANTHEON.tech s.r.o.
* ===================================================================
* 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.
* ============LICENSE_END============================================
*
*/
package org.onap.ccsdk.sli.core.lighty.common;
import io.lighty.core.controller.api.LightyModule;
import java.util.concurrent.ExecutionException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Utils class containing methods to start/stop LightyModules easier.
*/
public class CcsdkLightyUtils {
private static final Logger LOG = LoggerFactory.getLogger(CcsdkLightyUtils.class);
private CcsdkLightyUtils() {
throw new IllegalStateException("This class should not be instantiated!");
}
/**
* Starts provided LightyModule
* @param lightyModule LightyModule to start
* @return true if start was successful; false otherwise
*/
public static boolean startLightyModule(LightyModule lightyModule) {
LOG.debug("Starting Lighty module: {} ...", lightyModule.getClass());
try {
if (lightyModule.start().get()) {
LOG.debug("Lighty module: {} was started successfully", lightyModule.getClass());
return true;
} else {
LOG.error("Unable to start Lighty Module: {}!", lightyModule.getClass());
return false;
}
} catch (InterruptedException | ExecutionException e) {
LOG.error("Exception thrown while initializing Lighty Module: {}!", lightyModule.getClass(), e);
return false;
}
}
/**
* Stops provided LightyModule
* @param lightyModule LightyModule to stop
* @return true if stop was successful; false otherwise
*/
public static boolean stopLightyModule(LightyModule lightyModule) {
LOG.debug("Stopping Lighty Module: {}...", lightyModule.getClass());
try {
if (lightyModule.shutdown().get()) {
LOG.debug("Lighty Module: {} was stopped successfully", lightyModule.getClass());
return true;
} else {
LOG.error("Unable to stop Lighty Module: {}!", lightyModule.getClass());
return false;
}
} catch (Exception e) {
LOG.error("Exception thrown while shutting down {} in CCSDK Core Lighty module!", lightyModule.getClass(),
e);
return false;
}
}
}
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