/// <summary>
/// Initializes a new instance of the <see cref="EpicsServerChannel"/> class.
/// </summary>
/// <param name="server">
/// The server.
/// </param>
/// <param name="serverId">
/// The server id.
/// </param>
/// <param name="clientId">
/// The client id.
/// </param>
/// <param name="channelName">
/// The channel name.
/// </param>
/// <param name="conn">
/// The conn.
/// </param>
internal EpicsServerChannel(
EpicsServer server, int serverId, int clientId, string channelName, EpicsServerTCPConnection conn)
{
this.NotDisposing = true;
this.ServerId = serverId;
this.ClientId = clientId;
this.ChannelName = channelName;
this.Server = server;
this.Conn = conn;
this.Conn.ConnectionStateChanged += this.Conn_ConnectionStateChanged;
try
{
if (channelName.Contains("."))
{
var splitted = channelName.Split('.');
this.Record = this.Server.recordList[splitted[0]];
this.Property = (RecordProperty)Enum.Parse(typeof(RecordProperty), splitted[1]);
}
else
{
this.Record = this.Server.recordList[this.ChannelName];
}
this.Conn.Send(
this.Server.Codec.channelCreatedMessage(
this.ClientId, this.ServerId, this.Record.TYPE, this.Record.dataCount, this.Access));
}
catch (Exception e)
{
this.Conn.Send(this.Server.Codec.channelCreationFailMessage(this.ClientId));
this.Dispose();
}
}
private void RecordPropertyChanged(EpicsRecord sender, RecordProperty prop, object val, Setter setter)
{
if (prop == this.property)
{
var toUpdate = true;
if (val is short || val is int || val is float || val is double)
{
var v = Convert.ToDouble(val);
var l = Convert.ToDouble(this.lastValue);
if (Math.Abs(v - l) > sender.MDEL)
{
this.lastValue = val;
}
else
{
toUpdate = false;
}
}
else if (val is string)
{
if ((string)val == (string)this.lastValue)
{
toUpdate = false;
}
else
{
this.lastValue = val;
}
}
else
{
if (val.ToString() == this.lastValue.ToString())
{
toUpdate = false;
}
else
{
this.lastValue = val;
}
}
if (toUpdate)
{
this.channel.sendMonitorChange(
this.subscriptionId,
this.type,
this.dataCount,
EpicsTransitionStatus.ECA_NORMAL,
NetworkByteConverter.objectToByte(val, this.type, this.record));
}
}
}
private void RecordPropertyChanged(EpicsRecord sender, RecordProperty prop, object val, Setter setter)
{
if (prop == this.property)
{
var toUpdate = true;
if (val is short || val is int || val is float || val is double)
{
var v = Convert.ToDouble(val);
var l = Convert.ToDouble(this.lastValue);
if (Math.Abs(v - l) > sender.MDEL)
{
this.lastValue = val;
}
else
{
toUpdate = false;
}
}
else if (val is string)
{
if ((string)val == (string)this.lastValue)
{
toUpdate = false;
}
else
{
this.lastValue = val;
}
}
else
{
if (val.ToString() == this.lastValue.ToString())
{
toUpdate = false;
}
else
{
this.lastValue = val;
}
}
if (toUpdate)
{
this.channel.sendMonitorChange(
this.subscriptionId,
this.type,
this.dataCount,
EpicsTransitionStatus.ECA_NORMAL,
NetworkByteConverter.objectToByte(val, this.type, this.record));
}
}
}
/// <summary>
/// The set monitor.
/// </summary>
/// <param name="record">
/// The record.
/// </param>
/// <param name="scanInterval">
/// The scan interval.
/// </param>
internal void SetMonitor(EpicsRecord record, int scanInterval)
{
if (scanInterval == 0)
{
if (this.monitoredRecordList.ContainsKey(record))
{
lock (this.monitoredRecordList)
{
this.monitoredRecordList.Remove(record);
if (this.monitoredRecordList.Count == 0)
{
this.hasMonitors = false;
}
}
}
}
else
{
lock (this.monitoredRecordList)
{
if (this.monitoredRecordList.ContainsKey(record))
{
this.monitoredRecordList[record] = scanInterval;
}
else
{
this.monitoredRecordList.Add(record, scanInterval);
if (this.monitoredRecordList.Count == 1)
{
this.hasMonitors = true;
// prepare for calling the Monitors
this.recordMonitorCaller = new Thread(this.HandleMonitors);
this.recordMonitorCaller.IsBackground = true;
this.recordMonitorCaller.Priority = ThreadPriority.Highest;
this.recordMonitorCaller.Start();
// recordScanTriggerThread.Start();
}
}
}
}
}
/// <summary>
/// Returns a EpicsRecord Simulation. Will reuse a already existing or if not existing create a new Record.
/// </summary>
/// <typeparam name="dataType">
/// Type of value the record serves (int,short,string,double,short)
/// </typeparam>
/// <param name="recordName">
/// Name of the Record
/// </param>
/// <returns>
/// EpicsRecord for manipulation ready
/// </returns>
public EpicsRecord <dataType> GetEpicsRecord <dataType>(string recordName)
{
this.Init();
if (this.recordList.ContainsKey(recordName))
{
if (this.recordList[recordName].GetValueType() != typeof(dataType))
{
throw new Exception(
"Record already exists as different DataType ('" + this.recordList[recordName].GetValueType() + "')");
}
return((EpicsRecord <dataType>) this.recordList[recordName]);
}
else
{
var newRecord = new EpicsRecord <dataType>(recordName, this);
this.recordList.Add(recordName, newRecord);
return(newRecord);
}
}
internal EpicsServerMonitor(
EpicsRecord record,
RecordProperty property,
EpicsServerChannel channel,
EpicsType type,
int dataCount,
MonitorMask monitorMask,
int subscriptionId)
{
this.record = record;
this.property = property;
this.channel = channel;
this.type = type;
this.dataCount = dataCount;
this.monitorMask = monitorMask;
this.subscriptionId = subscriptionId;
try
{
var val = this.record[this.property.ToString()];
if (val == null)
{
val = 0;
}
var realData = NetworkByteConverter.objectToByte(val, this.type, this.record);
this.channel.sendMonitorChange(
this.subscriptionId, this.type, this.dataCount, EpicsTransitionStatus.ECA_NORMAL, realData);
this.StartMonitor();
}
catch (Exception e)
{
this.channel.sendMonitorChange(
this.subscriptionId, this.type, this.dataCount, EpicsTransitionStatus.ECA_ADDFAIL, new byte[0]);
}
}
internal EpicsServerMonitor(
EpicsRecord record,
RecordProperty property,
EpicsServerChannel channel,
EpicsType type,
int dataCount,
MonitorMask monitorMask,
int subscriptionId)
{
this.record = record;
this.property = property;
this.channel = channel;
this.type = type;
this.dataCount = dataCount;
this.monitorMask = monitorMask;
this.subscriptionId = subscriptionId;
try
{
var val = this.record[this.property.ToString()];
if (val == null)
{
val = 0;
}
var realData = NetworkByteConverter.objectToByte(val, this.type, this.record);
this.channel.sendMonitorChange(
this.subscriptionId, this.type, this.dataCount, EpicsTransitionStatus.ECA_NORMAL, realData);
this.StartMonitor();
}
catch (Exception e)
{
this.channel.sendMonitorChange(
this.subscriptionId, this.type, this.dataCount, EpicsTransitionStatus.ECA_ADDFAIL, new byte[0]);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="EpicsServerChannel"/> class.
/// </summary>
/// <param name="server">
/// The server.
/// </param>
/// <param name="serverId">
/// The server id.
/// </param>
/// <param name="clientId">
/// The client id.
/// </param>
/// <param name="channelName">
/// The channel name.
/// </param>
/// <param name="conn">
/// The conn.
/// </param>
internal EpicsServerChannel(
EpicsServer server, int serverId, int clientId, string channelName, EpicsServerTCPConnection conn)
{
this.NotDisposing = true;
this.ServerId = serverId;
this.ClientId = clientId;
this.ChannelName = channelName;
this.Server = server;
this.Conn = conn;
this.Conn.ConnectionStateChanged += this.Conn_ConnectionStateChanged;
try
{
if (channelName.Contains("."))
{
var splitted = channelName.Split('.');
this.Record = this.Server.recordList[splitted[0]];
this.Property = (RecordProperty)Enum.Parse(typeof(RecordProperty), splitted[1]);
}
else
{
this.Record = this.Server.recordList[this.ChannelName];
}
this.Conn.Send(
this.Server.Codec.channelCreatedMessage(
this.ClientId, this.ServerId, this.Record.TYPE, this.Record.dataCount, this.Access));
}
catch (Exception e)
{
this.Conn.Send(this.Server.Codec.channelCreationFailMessage(this.ClientId));
this.Dispose();
}
}
