/*
 * 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.flink.runtime.resourcemanager;

import org.apache.flink.runtime.clusterframework.ApplicationStatus;
import org.apache.flink.runtime.clusterframework.types.ResourceID;
import org.apache.flink.runtime.clusterframework.types.ResourceProfile;
import org.apache.flink.runtime.heartbeat.HeartbeatServices;
import org.apache.flink.runtime.highavailability.HighAvailabilityServices;
import org.apache.flink.runtime.instance.InstanceID;
import org.apache.flink.runtime.metrics.MetricRegistry;
import org.apache.flink.runtime.resourcemanager.exceptions.ResourceManagerException;
import org.apache.flink.runtime.resourcemanager.slotmanager.SlotManager;
import org.apache.flink.runtime.rpc.FatalErrorHandler;
import org.apache.flink.runtime.rpc.RpcService;

/**
 * A standalone implementation of the resource manager. Used when the system is started in
 * standalone mode (via scripts), rather than via a resource framework like YARN or Mesos.
 *
 * This ResourceManager doesn't acquire new resources.
 */
public class StandaloneResourceManager extends ResourceManager<ResourceID> {

	public StandaloneResourceManager(
			RpcService rpcService,
			String resourceManagerEndpointId,
			ResourceID resourceId,
			ResourceManagerConfiguration resourceManagerConfiguration,
			HighAvailabilityServices highAvailabilityServices,
			HeartbeatServices heartbeatServices,
			SlotManager slotManager,
			MetricRegistry metricRegistry,
			JobLeaderIdService jobLeaderIdService,
			FatalErrorHandler fatalErrorHandler) {
		super(
			rpcService,
			resourceManagerEndpointId,
			resourceId,
			resourceManagerConfiguration,
			highAvailabilityServices,
			heartbeatServices,
			slotManager,
			metricRegistry,
			jobLeaderIdService,
			fatalErrorHandler);
	}

	@Override
	protected void initialize() throws ResourceManagerException {
		// nothing to initialize
	}

	@Override
	protected void shutDownApplication(ApplicationStatus finalStatus, String optionalDiagnostics) {
	}

	@Override
	public void startNewWorker(ResourceProfile resourceProfile) {
	}

	@Override
	public void stopWorker(InstanceID instanceId) {

	}

	@Override
	protected ResourceID workerStarted(ResourceID resourceID) {
		return resourceID;
	}

}