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/*
 * 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.configuration;

import org.apache.flink.annotation.PublicEvolving;

import static org.apache.flink.configuration.ConfigOptions.key;

/**
 * The set of configuration options relating to heartbeat manager settings.
 */
@PublicEvolving
public class HeartbeatManagerOptions {

	/** Time interval for requesting heartbeat from sender side. */
	public static final ConfigOption HEARTBEAT_INTERVAL =
			key("heartbeat.interval")
			.defaultValue(10000L)
			.withDescription("Time interval for requesting heartbeat from sender side.");

	/** Timeout for requesting and receiving heartbeat for both sender and receiver sides. */
	public static final ConfigOption HEARTBEAT_TIMEOUT =
			key("heartbeat.timeout")
			.defaultValue(50000L)
			.withDescription("Timeout for requesting and receiving heartbeat for both sender and receiver sides.");

	// ------------------------------------------------------------------------

	/** Not intended to be instantiated. */
	private HeartbeatManagerOptions() {}
}