AvailabilityPeriodCollection.IndexOf

AvailabilityPeriodCollection.IndexOf method

Determines the index of the specified item in this collection.

public int IndexOf(AvailabilityPeriod item)
ParameterTypeDescription
itemAvailabilityPeriodthe specified item to locate in this collection.

Return Value

the index of the specified item if found; otherwise, -1.

Examples

Shows how to work with availability period collection of resource.

public void WorkWithAvailabilityPeriodCollection()
{
    var project = new Project(DataDir + "UpdateResourceData.mpp");
    var resource = project.Resources.GetById(1);

    resource.AvailabilityPeriods.Clear();

    // Add availability periods (2012 and 2014 years) to the new resource
    IEnumerable<AvailabilityPeriod> periods = this.GetPeriods();
    foreach (var period in periods)
    {
        if (!resource.AvailabilityPeriods.IsReadOnly)
        {
            resource.AvailabilityPeriods.Add(period);
        }
    }

    var period2013 = new AvailabilityPeriod { AvailableFrom = new DateTime(2013, 1, 1), AvailableTo = new DateTime(2013, 12, 12), AvailableUnits = 0.81 };

    if (!resource.AvailabilityPeriods.Contains(period2013))
    {
        resource.AvailabilityPeriods.Insert(1, period2013);
    }

    Console.WriteLine("Count of availability periods: " + resource.AvailabilityPeriods.Count);
    foreach (var period in resource.AvailabilityPeriods)
    {
        Console.WriteLine("Available From: " + period.AvailableFrom);
        Console.WriteLine("Available To: " + period.AvailableTo);
        Console.WriteLine("Available Units: " + period.AvailableUnits);
        Console.WriteLine();
    }

    var periodsToCopy = new AvailabilityPeriod[resource.AvailabilityPeriods.Count];
    resource.AvailabilityPeriods.CopyTo(periodsToCopy, 0);

    var otherResource = project.Resources.GetById(2);
    otherResource.AvailabilityPeriods.Clear();
    foreach (var period in periodsToCopy)
    {
        otherResource.AvailabilityPeriods.Add(period);
    }

    var period2015 = new AvailabilityPeriod { AvailableFrom = new DateTime(2015, 1, 1), AvailableTo = new DateTime(2015, 12, 12), AvailableUnits = 0.50 };

    var period2016 = new AvailabilityPeriod { AvailableFrom = new DateTime(2016, 1, 1), AvailableTo = new DateTime(2016, 12, 12), AvailableUnits = 0.53 };

    if (otherResource.AvailabilityPeriods.IndexOf(period2015) < 0)
    {
        otherResource.AvailabilityPeriods.Add(period2015);
    }

    if (otherResource.AvailabilityPeriods.IndexOf(period2016) < 0)
    {
        otherResource.AvailabilityPeriods.Add(period2016);
    }

    // update available units for period of 2014 year
    otherResource.AvailabilityPeriods[otherResource.AvailabilityPeriods.Count - 2].AvailableUnits = 0.90;

    // remove period of 2013
    otherResource.AvailabilityPeriods.Remove(period2013);

    // remove period of 2011
    otherResource.AvailabilityPeriods.RemoveAt(0);

    Console.WriteLine("Print resource availability periods of the resource: " + otherResource.Get(Rsc.Name));
    Console.WriteLine("Count of availability periods: " + resource.AvailabilityPeriods.Count);
    foreach (var period in resource.AvailabilityPeriods)
    {
        Console.WriteLine("Available From: " + period.AvailableFrom);
        Console.WriteLine("Available To: " + period.AvailableTo);
        Console.WriteLine("Available Units: " + period.AvailableUnits);
        Console.WriteLine();
    }
}

private IEnumerable<AvailabilityPeriod> GetPeriods()
{
    var periods = new List<AvailabilityPeriod>();
    var period = new AvailabilityPeriod { AvailableFrom = new DateTime(2012, 1, 1), AvailableTo = new DateTime(2012, 12, 12), AvailableUnits = 0.99 };
    periods.Add(period);

    var period2 = new AvailabilityPeriod { AvailableFrom = new DateTime(2014, 1, 1), AvailableTo = new DateTime(2014, 12, 12), AvailableUnits = 0.94 };
    periods.Add(period2);
    return periods;
}

See Also