001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  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 implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.juneau.rest.server.health;
018
019/**
020 * Status values returned by {@link HealthIndicator} checks.
021 *
022 * @since 10.0.0
023 */
024public enum HealthStatus {
025   /** Component is healthy. */
026   UP,
027   /** Component is unhealthy. */
028   DOWN,
029   /** Component health is unknown or not yet determined. */
030   UNKNOWN
031}