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package com.martiansoftware.nailgun;

/**
 * Used in NGClientListener callback to provide a reason why Nailgun server thinks that client
 * is disconnected
 */
public enum NGClientDisconnectReason {
    /**
     * Communication transport socket did not receive anything from the client within configured
     * time. The time usually equals to heartbeat timeout.
     */
    SOCKET_TIMEOUT,
    /**
     * Thread reading from socket stream is blocked waiting for data for configured time. The time
     * usually equals to heartbeat timeout + 10% to allow socket to timeout first, if socket
     * supports timeout natively.
     */
    HEARTBEAT,
    /**
     * Some error encountered reading data from the socket
     */
    SOCKET_ERROR,
    /**
     * Server is no longer reading from client because server itself signals shutdown
     */
    SESSION_SHUTDOWN,
    /**
     * Some unexpected error happened
     */
    INTERNAL_ERROR,
}