/**
*
*/
package com.thinkbiganalytics.alerts.api;
/*-
* #%L
* thinkbig-alerts-api
* %%
* 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%
*/
/**
* Defines a kind of listener that may respond to and the change of the state
* of an alert. All responders that have been registered with the same alert provider are
* guaranteed to see the latest state of the alert by the time this responder is invoked.
* In other words, all responders will see any subsequent state changes that preceding responders
* may have triggered before this responder was triggered.
*/
public interface AlertResponder {
/**
* Called whenever the state of an alert has changed. Any state changes that this responder wishes
* to make to the alert should be made using the given response object.
*
* @param alert the alert that changed
* @param response a response object to make any additional state changes
*/
void alertChange(Alert alert, AlertResponse response);
}