/**
*
*/
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 listener for changes to the state of an alert. Note that, depending on the
* implementation of the alert provider, all listeners may be invoked in parallel, and
* that the actual state of an alert may have changed again before this notification
* has been delivered.
*/
public interface AlertListener {
/**
* Invoked when the state of an alert has changed. This will be invoked for an alert
* at least once when it is created. Subsequent invocations may occur for an alert
* if it is actionable. The state transition that triggered this call will be the
* first event listed for the given alert.
*
* @param alert the alert that changed
*/
void alertChange(Alert alert);
}