| /* |
| * Copyright (c) 2011, Rickard Öberg. All Rights Reserved. |
| * |
| * 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. |
| * |
| */ |
| |
| package org.qi4j.library.eventsourcing.domain.api; |
| |
| import java.lang.annotation.Documented; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| |
| /** |
| * Annotate methods that should trigger domain events with this annotation. Example: |
| * <pre> |
| * @DomainEvent |
| * void changedDescription(String newDescription); |
| * </pre> |
| * Event methods may only change state. They may not fail or thrown exceptions. The name of the |
| * method should be in past tense, as in something HAS already occurred, and the method is merely |
| * reacting to it. |
| */ |
| @Documented |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface DomainEvent |
| { |
| } |
