GetDataSourcesEventArgs.cs

using System;
using System.Collections.Generic;
 
namespace Waher.Things.SourceEvents
{
    public class GetDataSourcesEventArgs : EventArgs
    {
        private readonly List<IDataSource> sources = new List<IDataSource>();
 
        public GetDataSourcesEventArgs(params IDataSource[] DataSources)
        {
            if (!(DataSources is null))
                this.sources.AddRange(DataSources);
        }
 
        public bool Add(IDataSource Source)
        {
            if (Source is null)
                return false;
 
            foreach (IDataSource Source2 in this.sources)
            {
                if (Source2.SourceID == Source.SourceID)
                    return false;
            }
 
            this.sources.Add(Source);
 
            return true;
        }
 
        public IDataSource[] Sources => this.sources.ToArray();
    }
}