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//
// System.Diagnostics.TextWriterTraceListener.cs
//
// Comments from John R. Hicks <angryjohn69@nc.rr.com> original implementation
// can be found at: /mcs/docs/apidocs/xml/en/System.Diagnostics
//
// Authors:
// Jonathan Pryor (jonpryor@vt.edu)
//
// (C) 2002 Jonathan Pryor
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.IO;
using System.Diagnostics;
namespace System.Diagnostics {
public class TextWriterTraceListener : TraceListener {
private TextWriter writer;
public TextWriterTraceListener () : base ("TextWriter")
{
}
public TextWriterTraceListener (Stream stream)
: this (stream, "")
{
}
public TextWriterTraceListener (string fileName)
: this (fileName, "")
{
}
public TextWriterTraceListener (TextWriter writer)
: this (writer, "")
{
}
public TextWriterTraceListener (Stream stream, string name)
: base (name != null ? name : "")
{
if (stream == null)
throw new ArgumentNullException ("stream");
writer = new StreamWriter (stream);
}
public TextWriterTraceListener (string fileName, string name)
: base (name != null ? name : "")
{
if (fileName == null)
throw new ArgumentNullException ("fileName");
writer = new StreamWriter (new FileStream (fileName, FileMode.Append, FileAccess.Write, FileShare.ReadWrite));
}
public TextWriterTraceListener (TextWriter writer, string name)
: base (name != null ? name : "")
{
if (writer == null)
throw new ArgumentNullException ("writer");
this.writer = writer;
}
public TextWriter Writer {
get {return writer;}
set {writer = value;}
}
public override void Close ()
{
if (writer != null) {
writer.Flush ();
writer.Close ();
writer = null;
}
}
protected override void Dispose (bool disposing)
{
if (disposing)
Close ();
base.Dispose (disposing);
}
public override void Flush ()
{
if (writer != null)
writer.Flush ();
}
public override void Write (string message)
{
if (writer != null) {
if (NeedIndent)
WriteIndent ();
writer.Write (message);
}
}
public override void WriteLine (string message)
{
if (writer != null) {
if (NeedIndent)
WriteIndent ();
writer.WriteLine (message);
NeedIndent = true;
}
}
}
}
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