001/* -*- mode: Java; c-basic-offset: 2; indent-tabs-mode: nil; coding: utf-8-unix -*-
002 *
003 * Copyright © 2017-2018 microBean.
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
014 * implied.  See the License for the specific language governing
015 * permissions and limitations under the License.
016 */
017package org.microbean.helm.maven;
018
019import java.util.EventListener;
020
021/**
022 * An {@link EventListener} that is notified when the history about a
023 * <a href="https://docs.helm.sh/glossary/#release">Helm release</a>
024 * has been retrieved.
025 *
026 * @author <a href="https://about.me/lairdnelson"
027 * target="_parent">Laird Nelson</a>
028 *
029 * @see ReleaseHistoryEvent
030 *
031 * @see GetHistoryMojo
032 */
033public interface ReleaseHistoryListener extends EventListener {
034
035  /**
036   * Called when the history of a <a
037   * href="https://docs.helm.sh/glossary/#release">Helm release</a> has
038   * been {@linkplain GetHistoryMojo retrieved}.
039   *
040   * @param event the {@link ReleaseHistoryEvent} describing the history
041   *
042   * @see ReleaseHistoryEvent
043   *
044   * @see GetHistoryMojo
045   */
046  public void releaseHistoryRetrieved(final ReleaseHistoryEvent event);
047  
048}