public static BlockingPrograms GetInstance()
{
if (_mOInstance == null)
{
lock (_mutex)
{
if (_mOInstance == null)
{
_mOInstance = new BlockingPrograms();
}
}
}
return(_mOInstance);
}
public static BlockingPrograms GetInstance(List <string> programsList)
{
if (programsList == null)
{
throw new ArgumentNullException(nameof(programsList));
}
if (_mOInstance == null)
{
lock (_mutex)
{
if (_mOInstance == null)
{
_mOInstance = new BlockingPrograms(programsList);
}
}
}
return(_mOInstance);
}