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// **********************************************************************
//
// Copyright (c) 2003-present ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
namespace Ice
{
using System.Diagnostics;
using System.Globalization;
using System.IO;
public abstract class LoggerI : Logger
{
public LoggerI(string prefix)
{
_prefix = prefix;
if(prefix.Length > 0)
{
_formattedPrefix = prefix + ": ";
}
_date = "d";
_time = "HH:mm:ss:fff";
}
public void print(string message)
{
lock(_globalMutex)
{
write(message);
}
}
public virtual void trace(string category, string message)
{
string s = format("--", category, message);
lock(_globalMutex)
{
write(s);
}
}
public virtual void warning(string message)
{
string s = format("-!", "warning", message);
lock(_globalMutex)
{
write(s);
}
}
public virtual void error(string message)
{
string s = format("!!", "error", message);
lock(_globalMutex)
{
write(s);
}
}
public string getPrefix()
{
return _prefix;
}
private string format(string prefix, string category, string message)
{
System.Text.StringBuilder s = new System.Text.StringBuilder(prefix);
s.Append(' ');
s.Append(System.DateTime.Now.ToString(_date, CultureInfo.CurrentCulture));
s.Append(' ');
s.Append(System.DateTime.Now.ToString(_time, CultureInfo.CurrentCulture));
s.Append(' ');
s.Append(_formattedPrefix);
s.Append(category);
s.Append(": ");
s.Append(message);
s.Replace("\n", "\n ");
return s.ToString();
}
public abstract Logger cloneWithPrefix(string prefix);
protected abstract void write(string message);
internal readonly string _prefix;
internal readonly string _formattedPrefix;
internal string _date = null;
internal string _time = null;
internal static object _globalMutex = new object();
}
public sealed class ConsoleLoggerI : LoggerI
{
public ConsoleLoggerI(string prefix)
: base(prefix)
{
_date = "d";
_time = "HH:mm:ss:fff";
}
public override Logger cloneWithPrefix(string prefix)
{
return new ConsoleLoggerI(prefix);
}
protected override void write(string message)
{
System.Console.Error.WriteLine(message);
}
}
public sealed class FileLoggerI : LoggerI
{
public FileLoggerI(string prefix, string file) :
base(prefix)
{
_file = file;
_writer = new StreamWriter(new FileStream(file, FileMode.Append, FileAccess.Write, FileShare.ReadWrite));
}
public override Logger cloneWithPrefix(string prefix)
{
return new FileLoggerI(prefix, _file);
}
protected override void write(string message)
{
_writer.WriteLine(message);
_writer.Flush();
}
public void destroy()
{
_writer.Close();
}
private string _file;
private TextWriter _writer;
}
public class ConsoleListener : TraceListener
{
public override bool IsThreadSafe
{
get
{
return true;
}
}
public override void TraceEvent(TraceEventCache cache, string source, TraceEventType type,
int id, string message)
{
System.Text.StringBuilder s;
if(type == TraceEventType.Error)
{
s = new System.Text.StringBuilder("!!");
}
else if(type == TraceEventType.Warning)
{
s = new System.Text.StringBuilder("-!");
}
else
{
s = new System.Text.StringBuilder("--");
}
s.Append(' ');
s.Append(System.DateTime.Now.ToString(_date, CultureInfo.CurrentCulture));
s.Append(' ');
s.Append(System.DateTime.Now.ToString(_time, CultureInfo.CurrentCulture));
s.Append(' ');
s.Append(message);
WriteLine(s.ToString());
}
public override void Write(string message)
{
System.Console.Error.Write(message);
}
public override void WriteLine(string message)
{
System.Console.Error.WriteLine(message);
}
internal const string _date = "d";
internal const string _time = "HH:mm:ss:fff";
}
public sealed class TraceLoggerI : LoggerI
{
public TraceLoggerI(string prefix, bool console)
: base(prefix)
{
_console = console;
if(console && !Trace.Listeners.Contains(_consoleListener))
{
Trace.Listeners.Add(_consoleListener);
}
}
public override void trace(string category, string message)
{
Trace.TraceInformation(format(category, message));
Trace.Flush();
}
public override void warning(string message)
{
Trace.TraceWarning(format("warning", message));
Trace.Flush();
}
public override void error(string message)
{
string s = format("error", message);
{
Trace.TraceError(s);
Trace.Flush();
}
}
public override Logger cloneWithPrefix(string prefix)
{
return new TraceLoggerI(prefix, _console);
}
protected override void write(string message)
{
Trace.WriteLine(message);
Trace.Flush();
}
private string format(string category, string message)
{
System.Text.StringBuilder s = new System.Text.StringBuilder(_formattedPrefix);
s.Append(category);
s.Append(": ");
s.Append(message);
s.Replace("\n", "\n ");
return s.ToString();
}
private bool _console;
internal static ConsoleListener _consoleListener = new ConsoleListener();
}
}
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