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#region Copyright notice and license
// Copyright 2015, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#endregion
using System;
using System.Collections.Generic;
namespace Grpc.Core.Logging
{
/// <summary>Logger that logs to System.Console.</summary>
public class ConsoleLogger : ILogger
{
readonly Type forType;
readonly string forTypeString;
public ConsoleLogger() : this(null)
{
}
private ConsoleLogger(Type forType)
{
this.forType = forType;
this.forTypeString = forType != null ? forType.FullName + " " : "";
}
public ILogger ForType<T>()
{
if (typeof(T) == forType)
{
return this;
}
return new ConsoleLogger(typeof(T));
}
public void Debug(string message, params object[] formatArgs)
{
Log("D", message, formatArgs);
}
public void Info(string message, params object[] formatArgs)
{
Log("I", message, formatArgs);
}
public void Warning(string message, params object[] formatArgs)
{
Log("W", message, formatArgs);
}
public void Warning(Exception exception, string message, params object[] formatArgs)
{
Log("W", message + " " + exception, formatArgs);
}
public void Error(string message, params object[] formatArgs)
{
Log("E", message, formatArgs);
}
public void Error(Exception exception, string message, params object[] formatArgs)
{
Log("E", message + " " + exception, formatArgs);
}
private void Log(string severityString, string message, object[] formatArgs)
{
Console.Error.WriteLine("{0}{1} {2}{3}",
severityString,
DateTime.Now,
forTypeString,
string.Format(message, formatArgs));
}
}
}
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