DelimitedListTraceListener.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / CompMod / System / Diagnostics / DelimitedListTraceListener.cs / 1 / DelimitedListTraceListener.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     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

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