98 lines
3.3 KiB
C#
98 lines
3.3 KiB
C#
#region Disclaimer / License
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// Copyright (C) 2011, Kenneth Skovhede
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// http://www.hexad.dk, opensource@hexad.dk
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//
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#endregion
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace Duplicati.Library.Logging
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{
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/// <summary>
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/// Writes log messages to a stream
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/// </summary>
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public class StreamLog : ILog, IDisposable
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{
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private System.IO.StreamWriter m_stream;
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/// <summary>
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/// Constructs a new log destination, writing to the supplied stream
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/// </summary>
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/// <param name="stream">The stream to write log messages into</param>
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public StreamLog(System.IO.Stream stream)
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{
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m_stream = new System.IO.StreamWriter(stream);
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m_stream.AutoFlush = true;
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}
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/// <summary>
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/// Constructs a new log destination, writing to the supplied file
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/// </summary>
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/// <param name="filename">The file to write to</param>
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public StreamLog(string filename)
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: this(new System.IO.FileStream(filename, System.IO.FileMode.Append, System.IO.FileAccess.Write))
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{
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}
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#region ILog Members
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/// <summary>
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/// The function called when a message is logged
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/// </summary>
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/// <param name="message">The message logged</param>
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/// <param name="type">The type of message logged</param>
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/// <param name="exception">An exception, may be null</param>
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public virtual void WriteMessage(string message, LogMessageType type, Exception exception)
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{
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m_stream.WriteLine(type.ToString() + ": " + message);
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if (exception != null)
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{
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m_stream.WriteLine(exception.ToString());
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m_stream.WriteLine();
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}
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if (EventLogged != null)
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EventLogged(message, type, exception);
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}
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/// <summary>
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/// An event that is raised when a message is logged
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/// </summary>
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public event EventLoggedDelgate EventLogged;
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#endregion
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#region IDisposable Members
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/// <summary>
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/// Frees up all internally held resources
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/// </summary>
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public void Dispose()
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{
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try { if (m_stream != null) m_stream.Flush(); }
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catch { }
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try { if (m_stream != null) m_stream.Close(); }
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catch { }
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m_stream = null;
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}
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#endregion
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}
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}
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