Stefano Raggi
89 lines
3.2 KiB
C#
89 lines
3.2 KiB
C#
/*
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* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
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* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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using System.IO;
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namespace QuantConnect.Logging
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{
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/// <summary>
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/// ILogHandler implementation that writes log output to console.
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/// </summary>
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public class ConsoleLogHandler : ILogHandler
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{
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private const string DefaultDateFormat = "yyyyMMdd HH:mm:ss.fff";
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private readonly TextWriter _trace;
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private readonly TextWriter _error;
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private readonly string _dateFormat;
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/// <summary>
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/// Initializes a new instance of the <see cref="QuantConnect.Logging.ConsoleLogHandler"/> class.
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/// </summary>
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public ConsoleLogHandler()
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: this(DefaultDateFormat)
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="QuantConnect.Logging.ConsoleLogHandler"/> class.
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/// </summary>
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/// <param name="dateFormat">Specifies the date format to use when writing log messages to the console window</param>
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public ConsoleLogHandler(string dateFormat = DefaultDateFormat)
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{
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// saves references to the real console text writer since in a deployed state we may overwrite this in order
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// to redirect messages from algorithm to result handler
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_trace = Console.Out;
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_error = Console.Error;
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_dateFormat = dateFormat;
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}
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/// <summary>
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/// Write error message to log
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/// </summary>
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/// <param name="text">The error text to log</param>
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public void Error(string text)
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{
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Console.ForegroundColor = ConsoleColor.Red;
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_error.WriteLine(DateTime.Now.ToString(_dateFormat) + " ERROR:: " + text);
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Console.ResetColor();
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}
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/// <summary>
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/// Write debug message to log
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/// </summary>
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/// <param name="text">The debug text to log</param>
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public void Debug(string text)
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{
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_trace.WriteLine(DateTime.Now.ToString(_dateFormat) + " DEBUG:: " + text);
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}
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/// <summary>
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/// Write debug message to log
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/// </summary>
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/// <param name="text">The trace text to log</param>
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public void Trace(string text)
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{
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_trace.WriteLine(DateTime.Now.ToString(_dateFormat) + " Trace:: " + text);
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}
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/// <summary>
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/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
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/// </summary>
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/// <filterpriority>2</filterpriority>
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public void Dispose()
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{
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}
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}
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} |