blob: 3f65984fd3c5a3bf422e9a2eb3517f2e5f8b61ba [file] [log] [blame]
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.felix.hc.api.condition;
/**
* Marker service that other services can depend on to automatically
* activate/deactivate based on a certain health status.
*
* To activate a component only upon healthiness of a certain tag/name:
*
* <pre>
* &#64;Reference(target="(tag=systemready)")
* Healthy healthy;
*
* &#64;Reference(target="(name=My Health Check)")
* Healthy healthy;
* </pre>
*
* For this to work, the PID {@code org.apache.felix.hc.core.impl.monitor.HealthCheckMonitor} needs to configured
* for given tag/name.
*
*/
public interface Healthy {
}