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 *     following disclaimer. 
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 *     following disclaimer in the documentation and/or other 
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using System;
using System.Windows.Forms;
using XenAdmin.Diagnostics.Checks;
using XenAPI;
using XenAdmin.Core;
using System.ComponentModel;
using XenAdmin.Actions;
using System.Collections.Generic;
using XenAdmin.Network;


namespace XenAdmin.Diagnostics.Problems.PoolProblem
{
    class HAEnabledProblem : PoolProblem
    {
        private readonly long FailuresToTolerate;
        private readonly List<SR> HeartbeatSrs = new List<SR>();

        public HAEnabledProblem(Check check, Pool pool)
            : base(check, pool)
        {
            FailuresToTolerate = pool.ha_host_failures_to_tolerate;
            HeartbeatSrs = pool.GetHAHeartbeatSRs();
        }

        protected override AsyncAction CreateAction(out bool cancelled)
        {
            cancelled = false;
            return new DisableHAAction(Pool);
        }

        public override AsyncAction UnwindChanges()
        {
            return new EnableHAAction(Pool, null, HeartbeatSrs, FailuresToTolerate);
        }

        public override string Description
        {
            get 
            {
                return String.Format(Messages.UPDATES_WIZARD_HA_ON_DESCRIPTION, Pool);
            }
        }

        public override string HelpMessage
        {
            get
            {
                return Messages.TURN_HA_OFF;
            }
        }
    }
}