xenadmin/XenAdmin/Wlb/WlbScheduledTask.cs

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/* Copyright (c) Citrix Systems Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Text;
using XenAdmin.Core;
namespace XenAdmin.Wlb
{
public class WlbScheduledTask : WlbConfigurationBase
{
private const string KEY_TASK_NAME = "TaskName";
private const string KEY_TASK_DESCRIPTION = "TaskDescription";
private const string KEY_TASK_ENABLED = "TaskEnabled";
private const string KEY_TASK_OWNER = "TaskOwner";
private const string KEY_TASK_LAST_RUN_RESULT = "TaskLastRunResult";
private const string KEY_TASK_LAST_TOUCHED_BY = "TaskLastTouchedBy";
private const string KEY_TASK_LAST_TOUCHED = "TaskLastTouched";
private const string KEY_TRIGGER_TYPE = "TriggerType";
private const string KEY_TRIGGER_DAYS_OF_WEEK = "TriggerDaysOfWeek";
private const string KEY_TRIGGER_EXECUTE_TIME = "TriggerExecuteTime";
private const string KEY_TRIGGER_LAST_RUN = "TriggerLastRun";
private const string KEY_TRIGGER_ENABLED_DATE = "TriggerEndabledDate";
private const string KEY_TRIGGER_DISABLED_DATE = "TriggerDisabledDate";
private const string KEY_DELETE_TASK = "TaskDelete";
private const string KEY_ACTION_TYPE = "ActionType";
/// <summary>
/// Public enumeration describing the interval period of a WlbTaskTrigger
/// </summary>
public enum WlbTaskTriggerType : int
{
/// <summary>
/// A single-shot trigger
/// </summary>
Once = 0,
/// <summary>
/// A trigger that occurs every day at a particular time
/// </summary>
Daily = 1,
/// <summary>
/// A trigger that occurs every week on a set of days at a particulat time
/// </summary>
Weekly = 2,
/// <summary>
/// A trigger that occurs once every month on a given date
/// </summary>
Monthly = 3
}
public enum WlbTaskActionType : int
{
Unknown = 0,
SetOptimizationMode = 1,
ReportSubscription = 2
}
/// <summary>
/// Public enumeration of the days on which a weekly WlbTaskTrigger will execute
/// </summary>
[FlagsAttribute]
public enum WlbTaskDaysOfWeek
{
/// <summary>
/// None
/// </summary>
None = 0,
/// <summary>
/// Sunday
/// </summary>
Sunday = 1,
/// <summary>
/// Monday
/// </summary>
Monday = 2,
/// <summary>
/// Tuesday
/// </summary>
Tuesday = 4,
/// <summary>
/// Wednesday
/// </summary>
Wednesday = 8,
/// <summary>
/// Thursday
/// </summary>
Thursday = 16,
/// <summary>
/// Friday
/// </summary>
Friday = 32,
/// <summary>
/// Saturday
/// </summary>
Saturday = 64,
/// <summary>
/// All weekdays
/// </summary>
Weekends = Sunday | Saturday,
/// <summary>
/// Only weekend days
/// </summary>
Weekdays = Monday | Tuesday | Wednesday | Thursday | Friday,
/// <summary>
/// All days
/// </summary>
All = Weekdays | Weekends
}
public static string DaysOfWeekL10N(WlbTaskDaysOfWeek days)
{
switch (days)
{
case WlbTaskDaysOfWeek.Sunday:
return Messages.SUNDAY_LONG;
case WlbTaskDaysOfWeek.Monday:
return Messages.MONDAY_LONG;
case WlbTaskDaysOfWeek.Tuesday:
return Messages.TUESDAY_LONG;
case WlbTaskDaysOfWeek.Wednesday:
return Messages.WEDNESDAY_LONG;
case WlbTaskDaysOfWeek.Thursday:
return Messages.THURSDAY_LONG;
case WlbTaskDaysOfWeek.Friday:
return Messages.FRIDAY_LONG;
case WlbTaskDaysOfWeek.Saturday:
return Messages.SATURDAY_LONG;
case WlbTaskDaysOfWeek.Weekdays:
return Messages.WLB_DAY_WEEKDAYS;
case WlbTaskDaysOfWeek.Weekends:
return Messages.WLB_DAY_WEEKENDS;
case WlbTaskDaysOfWeek.All:
return Messages.WLB_DAY_ALL;
default:
return "";
}
}
public static WlbPoolPerformanceMode GetTaskOptMode(WlbScheduledTask task)
{
WlbPoolPerformanceMode mode = WlbPoolPerformanceMode.MaximizePerformance;
if (task.TaskParameters["OptMode"] == "0")
{
mode = WlbPoolPerformanceMode.MaximizePerformance;
}
else
{
mode = WlbPoolPerformanceMode.MaximizeDensity;
}
return mode;
}
public static string GetTaskExecuteTime(DateTime TaskExecuteTime)
{
return HelpersGUI.DateTimeToString(TaskExecuteTime, Messages.DATEFORMAT_HM, true);
}
/// <summary>
/// Returns the offset minutes between Utc and local time
/// Add this to local time to get UTC
/// Subtract from UTC to get local time
/// </summary>
/// <returns>(double) number of minutes between Utc and Local time</returns>
private static double LocalOffsetMinutes()
{
TimeSpan difference = DateTime.UtcNow.Subtract(DateTime.Now);
return difference.TotalMinutes;
}
/// <summary>
/// Accepts a client's local time DayOfWeek and ExecuteTime of a scheduled task
/// and returns the DaysOfWeek and ExecuteTime adjusted to UTC time
/// </summary>
/// <param name="LocalDaysOfWeek">Task's DaysOfWeek value in local time</param>
/// <param name="LocalExecuteTime">Task's ExecuteTime in local time</param>
/// <param name="UtcDaysOfWeek">(Output) Task's DaysOfWeek value adjusted to UTC</param>
/// <param name="UtcExecuteTime">(Output) Task's ExecuteTime value adjusted to UTC</param>
public static void GetUTCTaskTimes(WlbScheduledTask.WlbTaskDaysOfWeek LocalDaysOfWeek, DateTime LocalExecuteTime,
out WlbScheduledTask.WlbTaskDaysOfWeek UtcDaysOfWeek, out DateTime UtcExecuteTime)
{
UtcDaysOfWeek = LocalDaysOfWeek;
UtcExecuteTime = LocalExecuteTime.AddMinutes(LocalOffsetMinutes());
if (DateTime.Compare(LocalExecuteTime.Date, UtcExecuteTime.Date) < 0)
{
UtcDaysOfWeek = WlbScheduledTask.NextDay(LocalDaysOfWeek);
}
else if (DateTime.Compare(LocalExecuteTime.Date, UtcExecuteTime.Date) > 0)
{
UtcDaysOfWeek = WlbScheduledTask.PreviousDay(LocalDaysOfWeek);
}
}
/// <summary>
/// Accepts UTC DayOfWeek and ExecuteTime of a scheduled task
/// and returns the DaysOfWeek and ExecuteTime adjusted to client's local time
/// </summary>
/// <param name="UtcDaysOfWeek">Task's DaysOfWeek value in UTC</param>
/// <param name="UtcExecuteTime">Task's ExecuteTime in UTC</param>
/// <param name="LocalDaysOfWeek">(Output) Task's DaysOfWeek value adjusted to local time</param>
/// <param name="LocalExecuteTime">(Output) Task's ExecuteTime value adjusted to local time</param>
public static void GetLocalTaskTimes(WlbScheduledTask.WlbTaskDaysOfWeek UtcDaysOfWeek, DateTime UtcExecuteTime,
out WlbScheduledTask.WlbTaskDaysOfWeek LocalDaysOfWeek, out DateTime LocalExecuteTime)
{
LocalDaysOfWeek = UtcDaysOfWeek;
LocalExecuteTime = UtcExecuteTime.AddMinutes(LocalOffsetMinutes() * -1);
if (UtcDaysOfWeek != WlbTaskDaysOfWeek.None &&
UtcDaysOfWeek != WlbTaskDaysOfWeek.All &&
UtcDaysOfWeek != WlbTaskDaysOfWeek.Weekdays &&
UtcDaysOfWeek != WlbTaskDaysOfWeek.Weekends)
{
if (DateTime.Compare(UtcExecuteTime.Date, LocalExecuteTime.Date) < 0)
{
LocalDaysOfWeek = WlbScheduledTask.NextDay(UtcDaysOfWeek);
}
else if (DateTime.Compare(UtcExecuteTime.Date, LocalExecuteTime.Date) > 0)
{
LocalDaysOfWeek = WlbScheduledTask.PreviousDay(UtcDaysOfWeek);
}
}
}
public static WlbTaskDaysOfWeek NextDay(WlbTaskDaysOfWeek daysOfWeek)
{
// Doing some hackery here to shift days in the enumeration
switch (daysOfWeek)
{
case WlbTaskDaysOfWeek.Saturday:
{
return WlbTaskDaysOfWeek.Sunday;
}
case WlbTaskDaysOfWeek.Weekends:
{
return (WlbTaskDaysOfWeek.Sunday |
WlbTaskDaysOfWeek.Monday);
}
case WlbTaskDaysOfWeek.Weekdays:
{
return (WlbTaskDaysOfWeek.Tuesday |
WlbTaskDaysOfWeek.Wednesday |
WlbTaskDaysOfWeek.Thursday |
WlbTaskDaysOfWeek.Friday |
WlbTaskDaysOfWeek.Saturday);
}
case WlbTaskDaysOfWeek.All:
{
return daysOfWeek;
}
// single days, Sunday through Friday, which can easily be
// shifted back by one. This also handles None (0).
default:
{
//do the circular shift of rightmost 7 bits, discard the rest
int tempDays = (int)daysOfWeek;
tempDays = (tempDays << 1 | tempDays >> 6) & 0x0000007F;
return (WlbTaskDaysOfWeek)tempDays;
//return (WlbTaskDaysOfWeek)(((int)daysOfWeek) * 2);
}
}
}
public static WlbTaskDaysOfWeek PreviousDay(WlbTaskDaysOfWeek daysOfWeek)
{
// Doing some hackery here to shift days in the enumeration
switch (daysOfWeek)
{
case WlbTaskDaysOfWeek.Sunday:
{
return WlbTaskDaysOfWeek.Saturday;
}
case WlbTaskDaysOfWeek.Weekends:
{
return (WlbTaskDaysOfWeek.Friday |
WlbTaskDaysOfWeek.Saturday);
}
case WlbTaskDaysOfWeek.Weekdays:
{
return (WlbTaskDaysOfWeek.Sunday |
WlbTaskDaysOfWeek.Monday |
WlbTaskDaysOfWeek.Tuesday |
WlbTaskDaysOfWeek.Wednesday |
WlbTaskDaysOfWeek.Thursday);
}
case WlbTaskDaysOfWeek.All:
{
return daysOfWeek;
}
// single days, monday through saturday, which can easily be
// shifted back by one. This also handles None (0).
default:
{
//do the circular shift of rightmost 7 bits, discard the rest
int tempDays = (int)daysOfWeek;
tempDays = (tempDays >> 1 | tempDays << 6) & 0x0000007F;
return (WlbTaskDaysOfWeek)tempDays;
//return (WlbTaskDaysOfWeek)(((int)daysOfWeek) / 2);
}
}
}
public static WlbScheduledTask.WlbTaskDaysOfWeek ConvertToWlbTaskDayOfWeek(DayOfWeek dayOfWeek)
{
return (WlbScheduledTask.WlbTaskDaysOfWeek)(Math.Pow(2,(int)dayOfWeek) % 127);
}
public static DayOfWeek ConvertFromWlbTaskDayOfWeek(WlbScheduledTask.WlbTaskDaysOfWeek wlbDayOfWeek)
{
return (DayOfWeek)(Math.Log((int)wlbDayOfWeek, 2));
}
public WlbScheduledTask(string TaskId)
{
base.Configuration = new Dictionary<string, string>();
base.ItemId = TaskId;
//Define the key base
base.KeyBase = WlbConfigurationKeyBase.schedTask;
//Define the known keys
WlbConfigurationKeys = new List<string>(new string[]
{
KEY_TASK_NAME,
KEY_TASK_DESCRIPTION,
KEY_TASK_ENABLED,
KEY_TASK_OWNER,
KEY_TASK_LAST_RUN_RESULT,
KEY_TASK_LAST_TOUCHED_BY,
KEY_TASK_LAST_TOUCHED,
KEY_TRIGGER_TYPE,
KEY_TRIGGER_DAYS_OF_WEEK,
KEY_TRIGGER_EXECUTE_TIME,
KEY_TRIGGER_LAST_RUN,
KEY_TRIGGER_ENABLED_DATE,
KEY_TRIGGER_DISABLED_DATE,
KEY_DELETE_TASK,
KEY_ACTION_TYPE
});
}
public bool DeleteTask
{
get { return GetConfigValueBool(BuildComplexKey(KEY_DELETE_TASK)); }
set { SetConfigValueBool(BuildComplexKey(KEY_DELETE_TASK), value, true); }
}
public string Name
{
get { return GetConfigValueString(BuildComplexKey(KEY_TASK_NAME)); }
set { SetConfigValueString(BuildComplexKey(KEY_TASK_NAME), value, true); }
}
public string Description
{
get { return GetConfigValueString(BuildComplexKey(KEY_TASK_DESCRIPTION)); }
set { SetConfigValueString(BuildComplexKey(KEY_TASK_DESCRIPTION), value, true); }
}
public bool Enabled
{
get { return GetConfigValueBool(BuildComplexKey(KEY_TASK_ENABLED)); }
set { SetConfigValueBool(BuildComplexKey(KEY_TASK_ENABLED), value, true); }
}
public string Owner
{
get { return GetConfigValueString(BuildComplexKey(KEY_TASK_OWNER)); }
set { SetConfigValueString(BuildComplexKey(KEY_TASK_OWNER), value, true); }
}
public bool LastRunResult
{
get { return GetConfigValueBool(BuildComplexKey(KEY_TASK_LAST_RUN_RESULT)); }
set { SetConfigValueBool(BuildComplexKey(KEY_TASK_LAST_RUN_RESULT), value, true); }
}
public string LastTouchedBy
{
get { return GetConfigValueString(BuildComplexKey(KEY_TASK_LAST_TOUCHED_BY)); }
set { SetConfigValueString(BuildComplexKey(KEY_TASK_LAST_TOUCHED_BY), value, true); }
}
public DateTime LastTouched
{
get { return GetConfigValueUTCDateTime(BuildComplexKey(KEY_TASK_LAST_TOUCHED)); }
set { SetConfigValueUTCDateTime(BuildComplexKey(KEY_TASK_LAST_TOUCHED), value, true); }
}
public WlbTaskTriggerType TriggerInterval
{
get { return (WlbTaskTriggerType)GetConfigValueInt(BuildComplexKey(KEY_TRIGGER_TYPE)); }
set { SetConfigValueInt(BuildComplexKey(KEY_TRIGGER_TYPE), (int)value, true); }
}
public WlbTaskDaysOfWeek DaysOfWeek
{
get { return (WlbTaskDaysOfWeek)GetConfigValueInt(BuildComplexKey(KEY_TRIGGER_DAYS_OF_WEEK)); }
set { SetConfigValueInt(BuildComplexKey(KEY_TRIGGER_DAYS_OF_WEEK), (int)value, true); }
}
public DateTime ExecuteTime
{
get { return GetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_EXECUTE_TIME)); }
set { SetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_EXECUTE_TIME), value, true); }
}
public DateTime LastRunDate
{
get { return GetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_LAST_RUN)); }
set { SetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_LAST_RUN), value, true); }
}
public DateTime EnableDate
{
get { return GetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_ENABLED_DATE)); }
set { SetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_ENABLED_DATE), value, true); }
}
public DateTime DisableTime
{
get { return GetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_DISABLED_DATE)); }
set { SetConfigValueUTCDateTime(BuildComplexKey(KEY_TRIGGER_DISABLED_DATE), value, true); }
}
public WlbTaskActionType ActionType
{
get { return (WlbTaskActionType)GetConfigValueInt(BuildComplexKey(KEY_ACTION_TYPE)); }
set { SetConfigValueInt(BuildComplexKey(KEY_ACTION_TYPE), (int)value, true); }
}
public Dictionary<string, string> TaskParameters
{
get { return GetOtherParameters(); }
set { SetOtherParameters(value); }
}
public void AddTaskParameter(string key, string value)
{
SetOtherParameter(key, value);
}
public int TaskId
{
get
{
int taskId = 0;
Int32.TryParse(ItemId, out taskId);
return taskId;
}
}
public WlbScheduledTask Clone()
{
WlbScheduledTask newTask = new WlbScheduledTask(this.TaskId.ToString());
newTask.ActionType = this.ActionType;
newTask.DaysOfWeek = this.DaysOfWeek;
newTask.DeleteTask = this.DeleteTask;
newTask.Description = this.Description;
newTask.DisableTime = this.DisableTime;
newTask.Enabled = this.Enabled;
newTask.EnableDate = this.EnableDate;
newTask.ExecuteTime = this.ExecuteTime;
newTask.LastRunDate = this.LastRunDate;
newTask.LastRunResult = this.LastRunResult;
newTask.LastTouched = this.LastTouched;
newTask.LastTouchedBy = this.LastTouchedBy;
newTask.Name = this.Name;
newTask.Owner = this.Owner;
newTask.TaskParameters = this.TaskParameters;
newTask.TriggerInterval = this.TriggerInterval;
return newTask;
}
}
public class WlbScheduledTasks
{
private Dictionary<string, WlbScheduledTask> _tasks = new Dictionary<string, WlbScheduledTask>();
public WlbScheduledTasks() { ;}
/// <summary>
/// Exposes the actual list of WlbScheduledTasks
/// </summary>
public Dictionary<string, WlbScheduledTask> TaskList
{
set { _tasks = value; }
get { return _tasks; }
}
/// <summary>
/// Exposes a sorted version of the WlbScheduledTasks collection
/// </summary>
public SortedDictionary<int, WlbScheduledTask> SortedTaskList
{
get
{
SortedDictionary<int, WlbScheduledTask> sortedTasks = new SortedDictionary<int, WlbScheduledTask>();
foreach (WlbScheduledTask task in _tasks.Values)
{
if (!task.DeleteTask)
{
WlbScheduledTask.WlbTaskDaysOfWeek localDaysOfWeek;
DateTime localExecuteTime;
WlbScheduledTask.GetLocalTaskTimes((task.DaysOfWeek), task.ExecuteTime, out localDaysOfWeek, out localExecuteTime);
int sortKey = GetSortKey(localDaysOfWeek, localExecuteTime);
//if the task is disabled, bump the sort key to prevent conficts
// with any new tasks. This could start to get wierd after 100 duplicate
// disabled tasks, but then it will be the user's problem.
if (!task.Enabled)
{
sortKey += 1;
while (sortedTasks.ContainsKey(sortKey))
{
sortKey += 1;
}
}
WlbScheduledTask virtualTask = task.Clone();
virtualTask.DaysOfWeek = task.DaysOfWeek;
if (!sortedTasks.ContainsKey(sortKey))
{
sortedTasks.Add(sortKey, virtualTask);
}
}
}
return sortedTasks;
}
}
/// Exposes a virtual representation of the WlbScheduledTasks collection, in which aggregate days
/// are separated into individual days. The entire list is also presorted chronologically.
/// </summary>
public SortedDictionary<int, WlbScheduledTask> VirtualTaskList
{
get
{
SortedDictionary<int, WlbScheduledTask> virtualTasks = new SortedDictionary<int, WlbScheduledTask>();
foreach (WlbScheduledTask task in _tasks.Values)
{
if (!task.DeleteTask)
{
foreach (WlbScheduledTask.WlbTaskDaysOfWeek dayValue in Enum.GetValues(typeof(WlbScheduledTask.WlbTaskDaysOfWeek)))
{
if (dayValue != WlbScheduledTask.WlbTaskDaysOfWeek.None &&
dayValue != WlbScheduledTask.WlbTaskDaysOfWeek.All &&
dayValue != WlbScheduledTask.WlbTaskDaysOfWeek.Weekdays &&
dayValue != WlbScheduledTask.WlbTaskDaysOfWeek.Weekends &&
((task.DaysOfWeek & dayValue) == dayValue))
{
DateTime localExecuteTime;
WlbScheduledTask.WlbTaskDaysOfWeek localDaysOfWeek;
WlbScheduledTask.GetLocalTaskTimes((task.DaysOfWeek & dayValue), task.ExecuteTime, out localDaysOfWeek, out localExecuteTime);
int sortKey = GetSortKey(localDaysOfWeek, localExecuteTime);
//if the task is disabled, bump the sort key to prevent conficts
// with any new tasks. This could start to get wierd after 100 duplicate
// disabled tasks, but then it will be the user's problem.
if (!task.Enabled)
{
sortKey += 1;
while (virtualTasks.ContainsKey(sortKey))
{
sortKey += 1;
}
}
WlbScheduledTask virtualTask = task.Clone();
virtualTask.DaysOfWeek = dayValue;
if (!virtualTasks.ContainsKey(sortKey))
{
virtualTasks.Add(sortKey, virtualTask);
}
}
}
}
}
return virtualTasks;
}
}
/// <summary>
/// Creates an artificial sort key that is used to sort the presentation of scheduled tasks.
/// </summary>
/// <param name="localDaysOfWeek">WlbScheduledTask.DaysOfWeek enumeration of the task denoting on which days it will execute</param>
/// <param name="localExecuteTime">DateTime execute time of the task denoting on when the task </param>
/// <returns></returns>
private static int GetSortKey(WlbScheduledTask.WlbTaskDaysOfWeek localDaysOfWeek, DateTime localExecuteTime)
{
int sortKey;
//The day of week is the primary sort item
switch(localDaysOfWeek)
{
//Put ALL tasks at the front of the list
case WlbScheduledTask.WlbTaskDaysOfWeek.All:
{
sortKey = 0;
break;
}
//Next are WEEKDAY tasks
case WlbScheduledTask.WlbTaskDaysOfWeek.Weekdays:
{
sortKey = 200000;
break;
}
//Next are WEEKEND tasks
case WlbScheduledTask.WlbTaskDaysOfWeek.Weekends:
{
sortKey = 400000;
break;
}
//Finally, single-day tasks
default:
{
sortKey = (int)localDaysOfWeek * 1000000;
break;
}
}
//Add the execute time of day as a secondary sort item
//Multiply it by 100 to allow room for disabled tasks
sortKey += (int)localExecuteTime.TimeOfDay.TotalMinutes * 100;
return sortKey;
}
public WlbScheduledTasks(Dictionary<string,string> Configuration)
{
foreach (string key in Configuration.Keys)
{
if (key.StartsWith("schedTask_"))
{
string[] keyElements = key.Split('_');
string taskId = keyElements[1];
if (!_tasks.ContainsKey(taskId))
{
_tasks.Add(taskId, new WlbScheduledTask(taskId));
_tasks[taskId].AddParameter(key, Configuration[key]);
}
else
{
_tasks[taskId].AddParameter(key, Configuration[key]);
}
}
}
}
public Dictionary<string, string> ToDictionary()
{
Dictionary<string, string> collectionDictionary = null;
foreach (WlbScheduledTask scheduleTask in _tasks.Values)
{
Dictionary<string, string> taskDictionary = scheduleTask.ToDictionary();
foreach (string key in taskDictionary.Keys)
{
if (null == collectionDictionary)
{
collectionDictionary = new Dictionary<string, string>();
}
collectionDictionary.Add(key, taskDictionary[key]);
}
foreach (string key in scheduleTask.TaskParameters.Keys)
{
string complexKey = string.Format("{0}_{1}_{2}", scheduleTask.KeyBase, scheduleTask.TaskId.ToString(), key);
if (collectionDictionary.ContainsKey(complexKey))
{
collectionDictionary[complexKey] = scheduleTask.TaskParameters[key];
}
else
{
collectionDictionary.Add(complexKey, scheduleTask.TaskParameters[key]);
}
}
}
return collectionDictionary;
}
public WlbScheduledTask GetNextExecutingTask()
{
WlbScheduledTask firstTask = null;
int currentTimeSortKey = GetSortKey(WlbScheduledTask.ConvertToWlbTaskDayOfWeek(DateTime.Now.DayOfWeek), DateTime.Now);
foreach (int key in this.VirtualTaskList.Keys)
{
//only consider Enabled tasks
if (this.VirtualTaskList[key].Enabled)
{
if (null == firstTask)
{
firstTask = this.VirtualTaskList[key];
}
if (key > currentTimeSortKey)
{
return this.VirtualTaskList[key];
}
}
}
//we are still here, so we have not found the next task. this means that we
// need to account for week wrapping. This shoudl be the first task of the Virtual
// Task List
return firstTask;
}
public WlbScheduledTask GetLastExecutingTask()
{
int[] taskKeys = new int[this.VirtualTaskList.Keys.Count];
this.VirtualTaskList.Keys.CopyTo(taskKeys,0);
WlbScheduledTask lastTask = this.VirtualTaskList[taskKeys[taskKeys.Length-1]];
int currentTimeSortKey = GetSortKey(WlbScheduledTask.ConvertToWlbTaskDayOfWeek(DateTime.Now.DayOfWeek), DateTime.Now);
for (int i = taskKeys.Length-1; i>=0; i--)
{
//Only consider Enabled tasks
if (this.VirtualTaskList[taskKeys[i]].Enabled)
{
if (taskKeys[i] < currentTimeSortKey)
{
return this.VirtualTaskList[taskKeys[i]];
}
}
}
//we are still here, so we have not found the previous task. this means that we
// need to account for week wrapping. This should be the last task of the Virtual
// Task List
return lastTask;
}
public WlbPoolPerformanceMode GetCurrentScheduledPerformanceMode()
{
WlbScheduledTask lastTask = GetLastExecutingTask();
return (WlbPoolPerformanceMode)int.Parse(lastTask.TaskParameters["OptMode"]);
}
}
}