bin/projects/dbatools/dbatools/Maintenance/MaintenanceHost.cs
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using System;
using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Sqlcollaborative.Dbatools.Maintenance { /// <summary> /// Host class providing access to resources need to perform dbatools maintenance /// </summary> public static class MaintenanceHost { /// <summary> /// The register of available tasks. /// </summary> public static Dictionary<string, MaintenanceTask> Tasks = new Dictionary<string, MaintenanceTask>(); /// <summary> /// Whether there are any due tasks /// </summary> public static bool HasDueTasks { get { foreach (MaintenanceTask task in Tasks.Values) if (task.IsDue) return true; return false; } } /// <summary> /// Returns the next task to perform. Returns null when there are no more tasks to perform /// </summary> /// <param name="Exclusions">List of tasks not to return, even if they are ready to execute again. This avoids one misconfigured task starving all lower priority tasks</param> /// <returns>The next task to perform.</returns> public static MaintenanceTask GetNextTask(string[] Exclusions) { MaintenanceTask tempTask = null; foreach (MaintenanceTask task in Tasks.Values) if (task.IsDue && (!Exclusions.Contains(task.Name)) && ((tempTask == null) || (task.Priority > tempTask.Priority))) tempTask = task; return tempTask; } } } |