//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//------------------------------------------------------------------------------
using System;
using System.Text;
using System.Globalization;
using System.IO;
using System.Collections;
using System.Security.Permissions;
using System.Runtime.Versioning;
namespace System.Diagnostics {
[HostProtection(Synchronization=true)]
public class DelimitedListTraceListener : TextWriterTraceListener {
string delimiter = ";";
string secondaryDelim = ",";
bool initializedDelim = false;
public DelimitedListTraceListener(Stream stream) : base(stream) {
}
public DelimitedListTraceListener(Stream stream, string name) : base(stream, name) {
}
public DelimitedListTraceListener(TextWriter writer) : base(writer) {
}
public DelimitedListTraceListener(TextWriter writer, string name) : base(writer, name) {
}
[ResourceExposure(ResourceScope.Machine)]
[ResourceConsumption(ResourceScope.Machine)]
public DelimitedListTraceListener(string fileName) : base (fileName) {
}
[ResourceExposure(ResourceScope.Machine)]
[ResourceConsumption(ResourceScope.Machine)]
public DelimitedListTraceListener(string fileName, string name) : base(fileName, name) {
}
public string Delimiter {
get {
lock(this) { // Probably overkill
if (!initializedDelim) {
if (Attributes.ContainsKey("delimiter"))
delimiter = Attributes["delimiter"];
initializedDelim = true;
}
}
return delimiter;
}
set {
if (value == null)
throw new ArgumentNullException("Delimiter");
if (value.Length == 0)
throw new ArgumentException(SR.GetString("Generic_ArgCantBeEmptyString", "Delimiter"));
lock(this) {
delimiter = value;
initializedDelim = true;
}
if (delimiter == ",")
secondaryDelim = ";";
else
secondaryDelim = ",";
}
}
protected override internal string[] GetSupportedAttributes() {
return new String[]{"delimiter"};
}
public override void TraceEvent(TraceEventCache eventCache, String source, TraceEventType eventType, int id, string format, params object[] args) {
if (Filter != null && !Filter.ShouldTrace(eventCache, source, eventType, id, format, args))
return;
WriteHeader(source, eventType, id);
if (args != null)
WriteEscaped(String.Format(CultureInfo.InvariantCulture, format, args));
else
WriteEscaped(format);
Write(Delimiter); // Use get_Delimiter
// one more delimiter for the data object
Write(Delimiter); // Use get_Delimiter
WriteFooter(eventCache);
}
public override void TraceEvent(TraceEventCache eventCache, String source, TraceEventType eventType, int id, string message) {
if (Filter != null && !Filter.ShouldTrace(eventCache, source, eventType, id, message))
return;
WriteHeader(source, eventType, id);
WriteEscaped(message);
Write(Delimiter); // Use get_Delimiter
// one more delimiter for the data object
Write(Delimiter); // Use get_Delimiter
WriteFooter(eventCache);
}
public override void TraceData(TraceEventCache eventCache, String source, TraceEventType eventType, int id, object data) {
if (Filter != null && !Filter.ShouldTrace(eventCache, source, eventType, id, null, null, data))
return;
WriteHeader(source, eventType, id);
// first a delimiter for the message
Write(Delimiter); // Use get_Delimiter
WriteEscaped(data.ToString());
Write(Delimiter); // Use get_Delimiter
WriteFooter(eventCache);
}
public override void TraceData(TraceEventCache eventCache, String source, TraceEventType eventType, int id, params object[] data) {
if (Filter != null && !Filter.ShouldTrace(eventCache, source, eventType, id, null, null, null, data))
return;
WriteHeader(source, eventType, id);
// first a delimiter for the message
Write(Delimiter); // Use get_Delimiter
if (data != null) {
for (int i=0; i