package com.thinkbiganalytics.scheduler;
/*-
* #%L
* thinkbig-scheduler-quartz
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* 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.
* #L%
*/
import com.thinkbiganalytics.cluster.ClusterService;
import com.thinkbiganalytics.cluster.ClusterServiceListener;
import org.apache.commons.lang3.BooleanUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.io.ClassPathResource;
import org.springframework.core.io.Resource;
import org.springframework.core.io.support.PropertiesLoaderUtils;
import java.io.IOException;
import java.util.List;
import java.util.Properties;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
public class QuartzSchedulerClusterListener implements ClusterServiceListener {
private static final Logger log = LoggerFactory.getLogger(QuartzSchedulerClusterListener.class);
@Inject
ClusterService clusterService;
@PostConstruct
private void init(){
clusterService.subscribe(this);
}
@Override
public void onClusterMembershipChanged(List<String> previousMembers, List<String> currentMembers) {
}
@Override
public void onConnected(List<String> currentMembers) {
validateQuartzClusterConfiguration();
}
@Override
public void onDisconnected(List<String> currentMembers) {
}
@Override
public void onClosed(List<String> currentMembers) {
}
private void validateQuartzClusterConfiguration() {
Resource resource = new ClassPathResource("quartz.properties");
if (resource.exists()) {
try {
Properties properties = PropertiesLoaderUtils.loadProperties(resource);
Boolean isClustered = BooleanUtils.toBoolean(properties.getProperty("org.quartz.jobStore.isClustered"));
boolean isValid = isClustered;
if(!isValid) {
log.error("Kylo is running in clustered mode by Quartz scheduler is not configured for clustered mode. Please ensure the Quartz is configured for database persistence in clustered mode ");
}
} catch (IOException e) {
log.error("Kylo is running in Clustered mode the system cannot find the 'quartz.properties' file. Please ensure the Quartz is configured for database persistence in clustered mode", e);
}
} else {
log.error("Kylo is running in Clustered mode the system cannot find the 'quartz.properties' file. Please ensure the Quartz is configured for database persistence in clustered mode");
}
}
}