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Apache Geode provides a database-like consistency model, reliable transaction processing and a shared-nothing architecture to maintain very low latency performance with high concurrency processing

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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.geode.internal.shared;

import java.net.Socket;


/**
 * Extended TCP socket options to set socket-specific KEEPALIVE settings etc. Passed to
 * {@link NativeCalls} API to set these options on the Java {@link Socket} using native OS specific
 * calls.
 * 
 * @since GemFire 8.0
 */
public enum TCPSocketOptions {

  /**
   * TCP keepalive time between two transmissions on socket in idle condition (in seconds)
   */
  OPT_KEEPIDLE,
  /**
   * TCP keepalive duration between successive transmissions on socket if no reply to packet sent
   * after idle timeout (in seconds)
   */
  OPT_KEEPINTVL,
  /**
   * number of retransmissions to be sent before declaring the other end to be dead
   */
  OPT_KEEPCNT
}