WebPageTraceListener.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / WebPageTraceListener.cs / 1 / WebPageTraceListener.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System; 
using System.Web; 
using System.Web.UI;
using System.Diagnostics; 
using System.Globalization;
using System.Security.Permissions;

namespace System.Web { 

    [HostProtection(Synchronization=true)] 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public class WebPageTraceListener : TraceListener { 


        public WebPageTraceListener() {
        } 

        // the listener apis 
 
        public override void Write(string message)
        { 
            if (Filter != null && !Filter.ShouldTrace(null, String.Empty, TraceEventType.Verbose, 0, message, null, null, null))
                return;

            HttpContext context = HttpContext.Current; 
            if (context != null) context.Trace.WriteInternal(message, false);
        } 
 

        public override void Write(string message, string category) 
        {
            if (Filter != null && !Filter.ShouldTrace(null, String.Empty, TraceEventType.Verbose, 0, message, null, null, null))
                return;
 
            HttpContext context = HttpContext.Current;
            if (context != null) context.Trace.WriteInternal(category, message, false); 
        } 

 
        public override void WriteLine(string message)
        {
            if (Filter != null && !Filter.ShouldTrace(null, String.Empty, TraceEventType.Verbose, 0, message, null, null, null))
                return; 

            HttpContext context = HttpContext.Current; 
            if (context != null) context.Trace.WriteInternal(message, false); 
        }
 

        public override void WriteLine(string message, string category)
        {
            if (Filter != null && !Filter.ShouldTrace(null, String.Empty, TraceEventType.Verbose, 0, message, null, null, null)) 
                return;
 
            HttpContext context = HttpContext.Current; 
            if (context != null) context.Trace.WriteInternal(category, message, false);
        } 


        public override void TraceEvent(TraceEventCache eventCache, String source, TraceEventType severity, int id, string message) {
            if (Filter != null && !Filter.ShouldTrace(eventCache, source, severity, id, message, null, null, null)) 
                return;
 
            HttpContext context = HttpContext.Current; 
            if (context == null)
                return; 

            string messagestring = SR.GetString(SR.WebPageTraceListener_Event) + " " + id + ": " + message;
            if (severity <= TraceEventType.Warning)
                context.Trace.WarnInternal(source, messagestring, false); 
            else
                context.Trace.WriteInternal(source, messagestring, false); 
        } 

        public override void TraceEvent(TraceEventCache eventCache, String source, TraceEventType severity, int id, string format, params object[] args) { 
            TraceEvent(eventCache, source, severity, id, String.Format(CultureInfo.InvariantCulture, format, args));
        }
    }
}

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