Android Question LIBRARY?

' in main activity.....
Sub Process_Globals
    'These global variables will be declared once when the application starts.
    'These variables can be accessed from all modules.
     Type Message (Address As String, Body As String)
    Type getSMS(GSM_Encoding As Boolean,SMS_Total_length As Int,SMS_count As Int)
   
End Sub

Sub ParseSmsIntent (In As Intent) As Message()
    Log("#3")
    ToastMessageShow("#3",True)
    ToastMessageShow("went into parseSMSIntent.Action",True)
    Dim messages() As Message
'-----some thing codes....
end sub