private void Update(long ticks, int interval)
{
lock (this)
{
// no update for inactive groups.
if (!m_state.Active || !m_enabled /*|| m_dataChanged == null*/)
{
return;
}
//MZ: m_dataChanged == null means that we are updating only subscription that has OnDataChange handler,
//but what if we reading synchronously and there is no OnDataChange handler
// reset the tick offset after subscription is activated. this ensures that the next
// cycle of the update thread will send an update instead of waiting until the
// update period has expired.
bool callbackRequired = true; //zgodnie z kodem dostarczonym z serwerem i NETApi2
if (m_tickOffset < 0) //zgodnie z kodem dostarczonym z serwerem i NETApi2
{
callbackRequired = m_tickOffset == -1; //zgodnie z kodem dostarczonym z serwerem i NETApi2
m_tickOffset = ticks;
}
// do the next sample for each item.
int changedItems = 0;
foreach (SubscriptionItem item in m_items.Values)
{
changedItems += item.Update(ticks - m_tickOffset, interval, m_state.Locale, m_state.UpdateRate, m_state.Deadband);
}
if (m_dataChanged != null)//we are sending update only if we have handler
{
// create the values to return.
if (callbackRequired && changedItems > 0)//zgodnie z kodem dostarczonym z serwerem i NETApi2
{
ArrayList items = new ArrayList(changedItems);
foreach (SubscriptionItem item in m_items.Values)
{
item.ReadSamples(items);
}
m_lastUpdate = DateTimeProvider.GetCurrentTime();//zgodnie z kodem dostarczonym z serwerem i NETApi2
m_updateQueue.Enqueue(items.ToArray(typeof(ItemValueResult)));
ThreadPool.QueueUserWorkItem(new WaitCallback(OnUpdate));
}
else if (m_state.KeepAlive > 0)
{
long delta = DateTimeProvider.GetCurrentTime().Ticks - m_lastUpdate.Ticks;//zgodnie z kodem dostarczonym z serwerem i NETApi2
if (delta > m_state.KeepAlive * TimeSpan.TicksPerMillisecond)
{
m_lastUpdate = DateTimeProvider.GetCurrentTime();//zgodnie z kodem dostarczonym z serwerem i NETApi2
m_updateQueue.Enqueue(new ItemValueResult[0]);
ThreadPool.QueueUserWorkItem(new WaitCallback(OnUpdate));
}
}
}
}
}
/// <summary>
/// Initializes the cache when the first server is created.
/// </summary>
public void Initialize()
{
lock (this)
{
if (m_disposed)
{
throw new ObjectDisposedException("Opc.Da.Cache");
}
// create the resource manager.
m_resourceManager = new ResourceManager("OpcDa.Resources.Strings", Assembly.GetExecutingAssembly());
// initialize status.
m_status = new ServerStatus();
m_status.VendorInfo = ((AssemblyDescriptionAttribute)Attribute.GetCustomAttribute(Assembly.GetExecutingAssembly(), typeof(AssemblyDescriptionAttribute))).Description;
m_status.ProductVersion = Assembly.GetExecutingAssembly().GetName().Version.ToString();
m_status.ServerState = serverState.running;
m_status.StatusInfo = serverState.running.ToString();
m_status.StartTime = DateTimeProvider.GetCurrentTime();
m_status.LastUpdateTime = DateTime.MinValue;
m_status.CurrentTime = DateTimeProvider.GetCurrentTime();
CommServerComponent _protocolHub = new CommServerComponent();
m_ServerShutdown += c => ToBeDisposedAfterShutdown.GetServerShutdownEventHandler(_protocolHub);
_protocolHub.Initialize(CAS.Lib.RTLib.Management.AppConfigManagement.filename);
Device _Device = new Device();
m_ServerShutdown += c => ToBeDisposedAfterShutdown.GetServerShutdownEventHandler(_Device);
BuildAddressSpace(_Device, ((IDeviceIndexed)_Device).GetIndexedAddressSpace);
}
}
public void CorrectCurrentTimeReturned()
{
// Arrange
var dateTimeProvider = new DateTimeProvider();
// Act
var now = dateTimeProvider.GetCurrentTime();
// Assert
Assert.That(now, Is.EqualTo(DateTime.Now).Within(TimeSpan.FromMilliseconds(5)));
}
//======================================================================
// GetStatus
/// <summary>
/// Returns the current server status.
/// </summary>
/// <returns>The current server status.</returns>
public ServerStatus GetStatus()
{
lock (this)
{
Opc.Da.ServerStatus status = m_cache.GetStatus();
status.StatusInfo = m_cache.GetString(status.StatusInfo, m_culture.Name);
status.LastUpdateTime = DateTimeProvider.GetCurrentTime();
status.CurrentTime = DateTimeProvider.GetCurrentTime();
return(status);
}
}
/// <summary>
/// Reads the value from the cache and converts it to the rqeuested type.
/// </summary>
internal ItemValueResult Read(string locale, System.Type reqType, int maxAge, bool supportsCOM)
{
// read value from device.
DateTime target = DateTimeProvider.GetCurrentTime().AddMilliseconds((maxAge < 0) ? 0 : -maxAge);
ItemValueResult result = m_settings.ReadNewValue(maxAge, target);
if (result.ResultID.Succeeded())
{
try
{
object currentvalue = result.Value;
if (m_settings.EuType != euType.enumerated || reqType != typeof(string))
{
result.Value = ChangeType(currentvalue, reqType, locale, supportsCOM);
}
else
{
result.Value = m_settings.EuInfo[System.Convert.ToInt32(currentvalue)];
}
}
catch (OverflowException e)
{
result.Quality = Quality.Bad;
result.ResultID = ResultID.Da.E_RANGE;
result.DiagnosticInfo = e.Message;
}
catch (InvalidCastException e)
{
result.Quality = Quality.Bad;
result.ResultID = ResultID.Da.E_RANGE;
result.DiagnosticInfo = e.Message;
}
catch (ResultIDException e)
{
result.Quality = Quality.Bad;
result.ResultID = e.Result;
result.DiagnosticInfo = e.Message;
}
catch (Exception e)
{
result.Quality = Quality.Bad;
result.ResultID = ResultID.Da.E_BADTYPE;
result.DiagnosticInfo = e.Message;
}
}
return(result);
}
internal ItemValueResult ReadNewValue(int maxAge, DateTime target)
{
lock (this)
{
if (maxAge == 0 || m_value == null || target > m_value.Timestamp)
{
m_value = m_device.Read(m_ItemIndex, Property.VALUE);
m_value.Timestamp = DateTimeProvider.GetCurrentTime();
}
ItemValueResult result = new ItemValueResult((ItemIdentifier)m_value);
result.Value = m_value.Value;
result.ResultID = m_value.ResultID;
result.DiagnosticInfo = m_value.DiagnosticInfo;
result.Quality = m_value.Quality;
result.QualitySpecified = true;
result.Timestamp = m_value.Timestamp;
result.TimestampSpecified = true;
return(result);
}
}
/// <summary>
/// Copies the current status into object passed in.
/// </summary>
Opc.Da.ServerStatus ICacheServer.GetStatus()
{
lock (this)
{
if (m_disposed)
{
throw new ObjectDisposedException("Opc.Da.Cache");
}
Opc.Da.ServerStatus status = new Opc.Da.ServerStatus();
status.VendorInfo = m_status.VendorInfo;
status.ProductVersion = m_status.ProductVersion;
status.ServerState = m_status.ServerState;
status.StatusInfo = m_status.StatusInfo;
status.StartTime = m_status.StartTime;
status.LastUpdateTime = m_status.LastUpdateTime;
status.CurrentTime = DateTimeProvider.GetCurrentTime();
return(status);
}
}
/// <summary>
/// header for the report
/// </summary>
/// <returns></returns>
protected virtual string getHeader()
{
System.Reflection.Assembly thisApp = Assembly.GetExecutingAssembly();
string[] inforesources = thisApp.GetManifestResourceNames();
Stream file = null;
foreach (string resourcename in inforesources)
{
if (resourcename.LastIndexOf("cas_logo.gif") > 0)
{
file =
thisApp.GetManifestResourceStream(resourcename);
}
}
if (file != null)
{
Image img = Image.FromStream(file);
img.Save(Path.GetTempPath() + "\\cas_logo.gif");
}
//TODO: dopisac kopiowanie naszej ikony
// //bierzemy obrazek z resourcow
// System.Resources.ResourceManager rm = new System.Resources.ResourceManager("items", System.Reflection.Assembly.GetExecutingAssembly());
// Object o=rm.GetObject ("cas_logo.gif");
// string destgif = System.IO.Path.GetTempFileName()+".gif";
// //BinaryWriter w = new BinaryWriter(fs);
//
// using (BinaryWriter sw = new BinaryWriter(File.Create(DestFilename)))
// {
// sw.Write(o);
// }
//
//System.Drawing.Image.Bitmap image = (Bitmap)rm.GetObject ("cas_logo.gif");
//wpisujemy nag³ówek
return(@"
<!DOCTYPE HTML PUBLIC '-//W3C//DTD HTML 4.0 Transitional//EN'>
<HTML>
<HEAD>
<title>" + reporttitle + " DateTime=" + m_DateTimeProvider.GetCurrentTime().ToString().Replace(":", "") + @"</title>
<meta http-equiv=Content-Type content='text/html; charset=windows-1250'>
<META NAME='Author' CONTENT='Maciej Zbrzezny'>
<META NAME='Keywords' CONTENT='report'>
<META NAME='Description' CONTENT='report'>
<style>
body{background:white;}
h1{text-decoration: none; font-family: times new roman; font-size:40px; color: #000000; font-weight: bold;}
h2{text-decoration: none; font-style: italic; font-family: times new roman; font-size:22px; color: #000000; font-weight: bold;}
table.tt{padding-right: 0.5cm; padding-left: 0.5cm; border-style: inset; border-color: none; background-color: none;}
table.t1{border-color: none; background-color: none;}
table.t2{border-style: inset; border-color: none; background-color: none;}
td.kk{padding-left: 1cm; font-family: times new roman, times; font-size:17px;}
td.k1{background-color:none ; text-decoration: none; font-family: times new roman, times; font-size:16px; color: #000000; font-weight: bold;}
td.k2{background-color:none ; text-decoration: none; font-family: times new roman, times; font-size:14px; color: #000000; font-weight: none;}
td.k3{background-color:#eeeee0 ; text-decoration: none; font-family: times new roman, times; font-size:12px; color: #000000; font-weight: bold;}
td.k4{background-color:none ; text-decoration: none; font-family: times new roman, times; font-size:12px; color: #000000; font-weight: none;}
td.k41{background-color:#eeeeeb ; text-decoration: none; font-family: times new roman, times; font-size:12px; color: #000000; font-weight: none;}
td.k5{background-color:#eeeee0 ; text-decoration: none; font-family: times new roman, times; font-size:16px; color: #000000; font-weight: bold;
</style>
</HEAD>
<BODY >
<table align='center' width='782' cellspacing='0' cellpadding='0' border='0' class='tt'>
<tr><td bgcolor='#021376' width='782' height='1'></td></tr>
");
}
/// <summary>
/// Gets the string that represents the report.
/// </summary>
/// <returns>HTML report</returns>
public override string GetReportString()
{
DateTimeProvider _DateTimeProvider = new DateTimeProvider(true);
StringBuilder sb = new StringBuilder();
//wpisujemy nag³ówek
sb.Append(this.getHeader());
//najpierw robimy nag³ówek
sb.Append(@"<tr><td width='1200'><table border='0' align='center'><tr><td><h1>CAS - CommServer</h1></td></tr></table></td><tr>");
sb.Append(@"<tr><td bgcolor='#021376' width='1200' height='1'></td></tr>");
sb.Append(@"<tr><td width='1200'>");
try
{
//
//Miejsce na wlasciwe dane
sb.Append(@"<table border='0' align='center' width='1200' class='t1'>");
sb.Append(@"<tr><td class='k1'>Report time </td><td class='k2'>" + _DateTimeProvider.GetCurrentTime().ToString() + "</td></tr>");
sb.Append(@"<tr><td class='k1'>Run Time [s] </td><td class='k2'>" + CommServerComponent.RunTime.ToString() + "</td></tr>");
sb.Append(@"<tr><td class='k1'>Configuration file </td><td class='k2'>" + UAOOI.ProcessObserver.Configuration.Settings.AppConfigManagement.filename + "</td></tr>");
sb.Append(@"<tr><td class='k1'>Program Name </td><td class='k2'>" + System.Reflection.Assembly.GetExecutingAssembly().GetName().FullName + "</td></tr>");
sb.Append(@"</table>");
}
catch (Exception ex)
{
SignalError(sb, ex);
}
sb.Append(@"<Table border='0' width='400'>
<TBody>
<TR>
<TD class='kk'><t>.......................................................................................</TD>
</TR></TBODY></Table>
");
//
//
bool first = true;
//stations:
sb.Append(@"<h2>Stations</h2>");
sb.Append(@"<table border='1' class='t2'>");
try
{
foreach (IHtmlOutput obj in Statistics.stationList)
{
if (first)
{
sb.Append(obj.GetHtmlTableRowDescription());
first = false;
}
sb.Append(obj.ToHtmlTableRow());
}
}
catch (Exception ex)
{
SignalError(sb, ex);
}
sb.Append(@"</table>");
//segments:
sb.Append(@"<h2>Segments</h2><table border='1'>");
first = true;
try
{
if (Statistics.segmentList.Count > 0)
{
foreach (IHtmlOutput obj in Statistics.segmentList)
{
if (first)
{
sb.Append(obj.GetHtmlTableRowDescription());
first = false;
}
sb.Append(obj.ToHtmlTableRow());
}
}
else
{
sb.Append("No segments are defined");
}
}
catch (Exception ex)
{
SignalError(sb, ex);
}
sb.Append(@"</table>");
sb.Append(@"<h4> * Values might be equal 0 when number of samples is less than 10.</h4>");
sb.Append(@"<h4>** Values might be equal 0 when number of samples is less than 20.</h4>");
//interfaces:
first = true;
sb.Append(@"<h2>Interfaces</h2><table border='1'>");
try
{
if (Statistics.interfaceList.Count > 0)
{
foreach (IHtmlOutput obj in Statistics.interfaceList)
{
if (first)
{
sb.Append(obj.GetHtmlTableRowDescription());
first = false;
}
sb.Append(obj.ToHtmlTableRow());
}
}
else
{
sb.Append("No interfaces are defined");
}
}
catch (Exception ex)
{
SignalError(sb, ex);
}
sb.Append(@"</table>");
//Protocols:
first = true;
sb.Append(@"<h2>Protocols</h2><table border='1'>");
try
{
foreach (ProtocolDsc curr in Protocol.GetProtDescriptions)
{
IHtmlOutput obj = new Diagnostic.CommseverProtocol(curr);
if (first)
{
sb.Append(obj.GetHtmlTableRowDescription());
first = false;
}
sb.Append(obj.ToHtmlTableRow());
}
}
catch (Exception ex)
{
SignalError(sb, ex);
}
sb.Append(@"</table>");
//footer:
sb.Append(this.getFooter());
return(sb.ToString());
}
