/// <summary>
/// Reconstructs an instance of a <see cref="TraceEventRecord"/> object based on its <see cref="Microsoft.Practices.EnterpriseLibrary.Logging.LogEntry"/> counterpart from Enterprise Library.
/// </summary>
/// <param name="logEntry">A log entry used by the Logging Application Block in Enterprise Library.</param>
/// <returns>The initialized instance of a <see cref="TraceEventRecord"/> object containing trace event details.</returns>
public static TraceEventRecord Create(LogEntry logEntry)
{
Guard.ArgumentNotNull(logEntry, "logEntry");
TraceEventRecord eventRecord = new TraceEventRecord
{
DateTime = logEntry.TimeStamp,
ProcessId = Convert.ToInt32(logEntry.ProcessId),
ThreadId = Convert.ToInt32(logEntry.Win32ThreadId),
MachineName = logEntry.MachineName,
ProcessName = logEntry.ProcessName,
Timestamp = logEntry.TimeStamp.Ticks,
EventId = logEntry.EventId,
EventSource = logEntry.Title,
EventType = logEntry.Severity,
Message = logEntry.Message
};
// Ensure that provider GUID is copied from the extended property collection.
object propValue = logEntry.ExtendedProperties[InstrumentationUtility.Resources.TracingProviderGuidPropertyName];
if (propValue != null)
{
Guid guidValue;
if (Guid.TryParse(Convert.ToString(propValue), out guidValue))
{
eventRecord.EventSourceId = guidValue;
}
}
return(eventRecord);
}
public void TraceEvent(TraceEventRecord eventRecord)
{
if (IsEnabled)
{
LogEntry logEntry = new LogEntry()
{
TimeStamp = eventRecord.DateTime,
ProcessId = eventRecord.ProcessId.ToString(),
Win32ThreadId = eventRecord.ThreadId.ToString(),
MachineName = eventRecord.MachineName,
ProcessName = eventRecord.ProcessName,
EventId = eventRecord.EventId,
Message = eventRecord.Message,
Severity = eventRecord.EventType,
Title = eventRecord.EventSource
};
logEntry.Categories.Add(WellKnownTraceCategory.CreateFrom(eventRecord));
logEntry.ExtendedProperties[InstrumentationUtility.Resources.TracingProviderGuidPropertyName] = this.providerGuid;
if (TraceWriter.ShouldLog(logEntry))
{
TraceWriter.Write(logEntry);
}
}
}
/// <summary>
/// Returns an instance of a <see cref="TraceEventRecord"/> object initialized with the given parameters.
/// </summary>
/// <param name="eventSource">The name of the source generated the event.</param>
/// <param name="eventSourceId">The unique identifier of the source generated this event.</param>
/// <param name="eventType">One of the <see cref="System.Diagnostics.TraceEventType"/> values specifying the type of event that has caused the trace.</param>
/// <param name="eventId">The ID of the trace event.</param>
/// <param name="message">The text of the trace message.</param>
/// <returns>The initialized instance of a <see cref="TraceEventRecord"/> object containing trace event details.</returns>
public static TraceEventRecord Create(string eventSource, Guid eventSourceId, TraceEventType eventType, int eventId, string message)
{
TraceEventRecord eventRecord = Create(eventSource, eventType, eventId, message);
eventRecord.EventSourceId = eventSourceId;
return(eventRecord);
}
/// <summary>
/// Reconstructs an instance of a <see cref="TraceEventRecord"/> object from its XML representation generated by <see cref="System.Runtime.Serialization.DataContractSerializer"/>.
/// </summary>
/// <param name="reader">The XML reader supplying the serialized representation of a <see cref="TraceEventRecord"/> object.</param>
/// <returns>The initialized instance of a <see cref="TraceEventRecord"/> object containing trace event details.</returns>
public static TraceEventRecord Create(XmlReader reader)
{
Guard.ArgumentNotNull(reader, "reader");
DataContractAttribute dataContractAttr = FrameworkUtility.GetDeclarativeAttribute <DataContractAttribute>(typeof(TraceEventRecord));
if (dataContractAttr != null)
{
XElement eventRecordXml = XElement.Load(reader, LoadOptions.None);
if (eventRecordXml.Name.LocalName == dataContractAttr.Name && eventRecordXml.Name.Namespace == dataContractAttr.Namespace)
{
XElement childElement;
TraceEventRecord eventRecord = new TraceEventRecord
{
DateTime = (childElement = (from child in eventRecordXml.Descendants(XName.Get(DateTimePropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null?DateTime.Parse(childElement.Value, CultureInfo.InvariantCulture, DateTimeStyles.AssumeUniversal) : default(DateTime),
ProcessId = (childElement = (from child in eventRecordXml.Descendants(XName.Get(ProcessIdPropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null?Int32.Parse(childElement.Value, CultureInfo.InvariantCulture) : 0,
ThreadId = (childElement = (from child in eventRecordXml.Descendants(XName.Get(ThreadIdPropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null?Int32.Parse(childElement.Value, CultureInfo.InvariantCulture) : 0,
MachineName = (childElement = (from child in eventRecordXml.Descendants(XName.Get(MachineNamePropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null ? childElement.Value : null,
ProcessName = (childElement = (from child in eventRecordXml.Descendants(XName.Get(ProcessNamePropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null ? childElement.Value : null,
Timestamp = (childElement = (from child in eventRecordXml.Descendants(XName.Get(TimestampPropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null?Int64.Parse(childElement.Value, CultureInfo.InvariantCulture) : 0,
EventId = (childElement = (from child in eventRecordXml.Descendants(XName.Get(EventIdPropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null?Int32.Parse(childElement.Value, CultureInfo.InvariantCulture) : 0,
EventSource = (childElement = (from child in eventRecordXml.Descendants(XName.Get(EventSourcePropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null ? childElement.Value : null,
EventSourceId = (childElement = (from child in eventRecordXml.Descendants(XName.Get(EventSourceIdPropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null?Guid.Parse(childElement.Value) : Guid.Empty,
EventType = (childElement = (from child in eventRecordXml.Descendants(XName.Get(EventTypePropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null ? (TraceEventType)Enum.Parse(typeof(TraceEventType), childElement.Value, true) : default(TraceEventType),
Message = (childElement = (from child in eventRecordXml.Descendants(XName.Get(MessagePropertyName, dataContractAttr.Namespace)) select child).FirstOrDefault()) != null ? childElement.Value : null
};
return(eventRecord);
}
else
{
throw new ArgumentException(String.Format(CultureInfo.InvariantCulture, ExceptionMessages.CannotCreateInstanceFromXmlReader, typeof(TraceEventRecord).Name, dataContractAttr.Namespace, eventRecordXml.Name.LocalName, eventRecordXml.Name.Namespace), "reader");
}
}
else
{
throw new ArgumentNullException(typeof(DataContractAttribute).FullName);
}
}
/// <summary>
/// Returns an instance of a <see cref="TraceEventRecord"/> object initialized with the given parameters.
/// </summary>
/// <param name="eventCache">Provides trace event data specific to a thread and a process.</param>
/// <param name="eventSource">The name of the source generated the event.</param>
/// <param name="eventType">One of the <see cref="System.Diagnostics.TraceEventType"/> values specifying the type of event that has caused the trace.</param>
/// <param name="eventId">The ID of the trace event.</param>
/// <param name="message">The text of the trace message.</param>
/// <returns>The initialized instance of a <see cref="TraceEventRecord"/> object containing trace event details.</returns>
public static TraceEventRecord Create(TraceEventCache eventCache, string eventSource, TraceEventType eventType, int eventId, string message)
{
Guard.ArgumentNotNull(eventCache, "eventCache");
Guard.ArgumentNotNullOrEmptyString(eventSource, "eventSource");
TraceEventRecord eventRecord = new TraceEventRecord
{
DateTime = DateTime.UtcNow,
ProcessId = eventCache.ProcessId,
ThreadId = Convert.ToInt32(eventCache.ThreadId),
MachineName = Environment.MachineName,
ProcessName = Process.GetCurrentProcess().ProcessName,
Timestamp = eventCache.Timestamp,
EventId = eventId,
EventSource = eventSource,
EventType = eventType,
Message = message
};
return(eventRecord);
}
/// <summary>
/// Returns an instance of a <see cref="TraceEventRecord"/> object initialized with the given parameters.
/// </summary>
/// <param name="eventSource">The name of the source generated the event.</param>
/// <param name="eventType">One of the <see cref="System.Diagnostics.TraceEventType"/> values specifying the type of event that has caused the trace.</param>
/// <param name="eventId">The ID of the trace event.</param>
/// <param name="message">The text of the trace message.</param>
/// <returns>The initialized instance of a <see cref="TraceEventRecord"/> object containing trace event details.</returns>
public static TraceEventRecord Create(string eventSource, TraceEventType eventType, int eventId, string message)
{
Guard.ArgumentNotNullOrEmptyString(eventSource, "eventSource");
Process currentProcess = Process.GetCurrentProcess();
TraceEventRecord eventRecord = new TraceEventRecord
{
DateTime = DateTime.UtcNow,
ProcessId = currentProcess.Id,
ThreadId = Thread.CurrentThread.ManagedThreadId,
MachineName = Environment.MachineName,
ProcessName = currentProcess.ProcessName,
Timestamp = HighResolutionTimer.CurrentTickCount,
EventId = eventId,
EventSource = eventSource,
EventType = eventType,
Message = message
};
return(eventRecord);
}
public void TraceEvent(TraceEventRecord eventRecord)
{
TraceEvent(eventRecord.EventType, eventRecord.EventCategory, eventRecord.EventId, eventRecord.Message);
}