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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Threading;
using System.Diagnostics;

namespace Rextester
{
    public class ParallelDemo
      {
         private static Stopwatch stopWatch = new Stopwatch();

         public static void Run1()
         {
            Thread.Sleep(2000);
            Console.WriteLine("Task 1 is cost 2 sec");
            throw new Exception("Exception in task 1");
         }
         public static void Run2()
         {
            Thread.Sleep(3000);
            Console.WriteLine("Task 2 is cost 3 sec");
            throw new Exception("Exception in task 2");
         }
         
         public static void Run3(int i) {
         	Console.WriteLine("Task 3 is cost " + i + " sec");
         }

         public static void Main()
         {
            stopWatch.Start();
            // Parallel.Invoke(Run1, Run2);
            try
            {
               Parallel.Invoke(Run1, Run2);
            }
            catch (AggregateException aex)
            {
               foreach (var ex in aex.InnerExceptions)
               {
                  Console.WriteLine(ex.Message);
               }
            }
            
            Parallel.For(0, 10, item => {
            	Run3(item);
            });
            stopWatch.Stop();
            Console.WriteLine("Parallel run " + stopWatch.ElapsedMilliseconds + " ms.");
            
            stopWatch.Restart();
            try {
	            Run1();
	            Run2(); // 捕获到Run1()
            } catch (Exception ex) {
            	Console.WriteLine(ex.Message);
            }
            stopWatch.Stop();
            Console.WriteLine("Normal run " + stopWatch.ElapsedMilliseconds + " ms.");
         }
      }
}