Imports System.Threading
Module Module1
Public A As Thread = New Thread(AddressOf MethodA)
Public B As Thread = New Thread(AddressOf MethodB)
Public C As Thread = New Thread(AddressOf MethodC)
Sub MethodA()
Dim I As Integer
Try
A.Suspend()
For I = 0 To 250
Console.Write("A")
Next
Catch E As ThreadStateException
Console.WriteLine("Thread A Expection" & E.ToString())
End Try
End Sub
Sub MethodB()
Dim I As Integer
Try
For I = 0 To 250
Console.Write("B")
Next
Catch E As ThreadAbortException
Console.Write("Thread B has been aborted")
End Try
End Sub
Sub MethodC()
Dim I As Integer
Try
If (B.IsAlive) Then
B.Abort()
End If
For I = 0 To 250
If (A.ThreadState = ThreadState.Suspended) Then
A.Resume()
End If
Console.Write("C")
Next
Catch E As Threading.ThreadStateException
Console.WriteLine("Thread C Expection" & E.ToString())
End Try
End Sub
Sub Main()
A.Start()
B.Start()
C.Start()
End Sub
End Module
|