org.graylog.events.processor.DBEventDefinitionService Maven / Gradle / Ivy
/**
* This file is part of Graylog.
*
* Graylog is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Graylog is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Graylog. If not, see .
*/
package org.graylog.events.processor;
import com.google.common.collect.ImmutableList;
import org.graylog.events.notifications.EventNotificationConfig;
import org.graylog2.bindings.providers.MongoJackObjectMapperProvider;
import org.graylog2.database.MongoConnection;
import org.graylog2.database.PaginatedDbService;
import org.graylog2.database.PaginatedList;
import org.graylog2.search.SearchQuery;
import org.mongojack.DBQuery;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.inject.Inject;
import java.util.List;
import java.util.Locale;
import java.util.function.Predicate;
public class DBEventDefinitionService extends PaginatedDbService {
private static final Logger LOG = LoggerFactory.getLogger(DBEventDefinitionService.class);
private static final String COLLECTION_NAME = "event_definitions";
private final DBEventProcessorStateService stateService;
@Inject
public DBEventDefinitionService(MongoConnection mongoConnection,
MongoJackObjectMapperProvider mapper,
DBEventProcessorStateService stateService) {
super(mongoConnection, mapper, EventDefinitionDto.class, COLLECTION_NAME);
this.stateService = stateService;
}
public PaginatedList searchPaginated(SearchQuery query, Predicate filter,
String sortByField, int page, int perPage) {
return findPaginatedWithQueryFilterAndSort(query.toDBQuery(), filter,
getSortBuilder("asc", sortByField), page, perPage);
}
@Override
public int delete(String id) {
try {
stateService.deleteByEventDefinitionId(id);
} catch (Exception e) {
LOG.error("Couldn't delete event processor state for <{}>", id, e);
}
return super.delete(id);
}
/**
* Returns the list of event definitions that is using the given notification ID.
*
* @param notificationId the notification ID
* @return the event definitions with the given notification ID
*/
public List getByNotificationId(String notificationId) {
final String field = String.format(Locale.US, "%s.%s",
EventDefinitionDto.FIELD_NOTIFICATIONS,
EventNotificationConfig.FIELD_NOTIFICATION_ID);
return ImmutableList.copyOf((db.find(DBQuery.is(field, notificationId)).iterator()));
}
}