C# と VB.NET の質問掲示板

「ThreadPoolに溜まっている各スレッド全体の完了待ち」の方法を教えて下さい。
/*
 * 環境 VS2008 FW3.5
 */
using System;
using System.Threading;

public class TaskInfo {
    public string sBoilerplate;
    public int iValue;

    public TaskInfo( string sText_ , int oNumber_ ) {
        sBoilerplate = sText_;
        iValue = oNumber_;
    }
}

public class Example {
    public static void Main() {
        const int iNumbOfTask =　100000;
        TaskInfo[] oTasks = new TaskInfo[iNumbOfTask];
        WaitCallback[] oWCall = new WaitCallback[iNumbOfTask];
        int iWorkerThreads;
        int iPortThreads;

        for ( int i= 0 ; i < oTasks.Length ; i++ ) {
            oTasks[i] = new TaskInfo("data = " , i);
            oWCall[i] = new WaitCallback(ThreadProc);
        }
        ThreadPool.GetMaxThreads(out iWorkerThreads , out iPortThreads);
        Console.WriteLine("A : " + iWorkerThreads.ToString() + " : " + iPortThreads.ToString());
        ThreadPool.SetMaxThreads(4 , 4);
        ThreadPool.GetMaxThreads(out iWorkerThreads , out iPortThreads);
        Console.WriteLine("B : " + iWorkerThreads.ToString() + " : " + iPortThreads.ToString());
        for ( int i= 0 ; i < oTasks.Length ; i++ ) {
            for ( ; ; ) {
                try {
                    ThreadPool.QueueUserWorkItem(oWCall[i] , oTasks[i]);
                    break;
                } catch ( Exception e ) {
                    Thread.Sleep(1000);
                }
            }
        }
        /*
        ThreadPool に　溜まっている　各スレッドの全体の完了待ち
        の方法が書かれているサイトを教えて下さい。
         */
        Thread.Sleep(10000);
        ThreadPool.GetMaxThreads(out iWorkerThreads , out iPortThreads);
        Console.WriteLine("C : " + iWorkerThreads.ToString() + " : " + iPortThreads.ToString());
        Console.WriteLine("Main thread exits.");
    }

    static void ThreadProc( Object oStateInfo_ ) {
        Thread.Sleep(1000); 
        TaskInfo oTInfo = (TaskInfo)oStateInfo_;
        Console.WriteLine(oTInfo.sBoilerplate + oTInfo.iValue.ToString());
    }
}