crawlercommons.urlfrontier.service.cluster.HeartbeatListener Maven / Gradle / Ivy

/**
 * SPDX-FileCopyrightText: 2022 Crawler-commons SPDX-License-Identifier: Apache-2.0 Licensed to
 * Crawler-Commons under one or more contributor license agreements. See the NOTICE file distributed
 * with this work for additional information regarding copyright ownership. DigitalPebble 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 crawlercommons.urlfrontier.service.cluster;

import java.util.Set;

/** Representation of the Frontier instances so that the heartbeats can communicate with them * */
public interface HeartbeatListener {
    /** Used by heartbeat to identify a Frontier * */
    String getHostAndPort();

    /** Report back to the assigner with the list of nodes in the cluster * */
    public void setNodes(Set n);
}