/// <summary>
///
/// </summary>
/// <param name="obj"></param>
internal static void Enter(Object obj)
{
MonitorEx monitor = get(obj);
if (monitor == null)
{
monitor = add(obj);
}
monitor.Enter();
}
private static readonly object _lockObject = new object(); // for a local monitor, to supervise monitor list access
/// <summary>
///
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
private static MonitorEx add(Object value)
{
if (value == null)
{
throw new ArgumentNullException();
}
lock (_lockObject)
{
MonitorEx localMonitor;
// verify monitor was not just added by another thread
if (!_monitorTable.TryGetValue(value, out localMonitor))
{
// Add the new monitor - create the new arrays, copy old data, assign to members and assign data
localMonitor = new MonitorEx();
_monitorTable.Add(value, localMonitor);
}
return(localMonitor);
}
}
