Umbraco-CMS/src/Umbraco.Web/Install/Models/InstallSetupStepAttribute.cs

using System;
using System.Text.RegularExpressions;

namespace Umbraco.Web.Install.Models
{
    public sealed class InstallSetupStepAttribute : Attribute
    {
        public InstallSetupStepAttribute(InstallationType installTypeTarget, string name, string view, int serverOrder, string description)
        {
            InstallTypeTarget = installTypeTarget;
            Name = name;
            View = view;
            ServerOrder = serverOrder;
            Description = description;

            //default
            PerformsAppRestart = false;
        }

        public InstallSetupStepAttribute(InstallationType installTypeTarget, string name, int serverOrder, string description)
        {
            InstallTypeTarget = installTypeTarget;
            Name = name;
            View = string.Empty;
            ServerOrder = serverOrder;
            Description = description;

            //default
            PerformsAppRestart = false;
        }

        public InstallationType InstallTypeTarget { get; private set; }
        public string Name { get; private set; }
        public string View { get; private set; }
        public int ServerOrder { get; private set; }
        public string Description { get; private set; }

        /// <summary>
        /// A flag to notify the installer that this step performs an app pool restart, this can be handy to know since if the current
        /// step is performing a restart, we cannot 'look ahead' to see if the next step can execute since we won't know until the app pool
        /// is restarted.
        /// </summary>
        public bool PerformsAppRestart { get; set; }
    }
}