/**
* This file is part of Graylog2.
*
* Graylog2 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.
*
* Graylog2 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 Graylog2. If not, see <http://www.gnu.org/licenses/>.
*/
package org.graylog2.alarmcallbacks;
import org.graylog2.plugin.alarms.callbacks.AlarmCallback;
import org.graylog2.plugin.alarms.callbacks.AlarmCallbackConfigurationException;
import org.graylog2.shared.bindings.InstantiationService;
import javax.inject.Inject;
import java.util.Set;
/**
* @author Dennis Oelkers <dennis@torch.sh>
*/
public class AlarmCallbackFactory {
private InstantiationService instantiationService;
private final Set<Class<? extends AlarmCallback>> availableAlarmCallbacks;
@Inject
public AlarmCallbackFactory(InstantiationService instantiationService,
Set<Class<? extends AlarmCallback>> availableAlarmCallbacks) {
this.instantiationService = instantiationService;
this.availableAlarmCallbacks = availableAlarmCallbacks;
}
public AlarmCallback create(AlarmCallbackConfiguration configuration) throws ClassNotFoundException, AlarmCallbackConfigurationException {
AlarmCallback alarmCallback = create(configuration.getType());
alarmCallback.initialize(configuration.getConfiguration());
return alarmCallback;
}
public AlarmCallback create(String type) throws ClassNotFoundException {
for (Class<? extends AlarmCallback> availableClass : availableAlarmCallbacks) {
if (availableClass.getCanonicalName().equals(type))
return create(availableClass);
}
throw new RuntimeException("No class found for type " + type);
}
public AlarmCallback create(Class<? extends AlarmCallback> alarmCallbackClass) {
return instantiationService.getInstance(alarmCallbackClass);
}
}