mirror of https://bitbucket.org/anguist/ntpa
124 lines
3.9 KiB
C#
124 lines
3.9 KiB
C#
//
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// Copyright (c) 2013-2016 Carsten Sonne Larsen <cs@innolan.dk>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Diagnostics;
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using System.Security;
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namespace Ntp.Common.Log
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{
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public sealed class EventLog : LogBase
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{
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public EventLog(string name, Severity treshold)
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: base(treshold, true)
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{
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this.name = name;
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}
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private const string Log = "Application";
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private static bool initialized;
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private readonly string name;
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public override void Close()
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{
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}
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public override void Initialize()
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{
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if (initialized)
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return;
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try
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{
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if (!global::System.Diagnostics.EventLog.SourceExists(name))
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global::System.Diagnostics.EventLog.CreateEventSource(name, Log);
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}
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catch (SecurityException)
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{
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}
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initialized = true;
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}
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public override void Resume()
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{
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// EventLog does not support resume
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}
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public override void Suspend()
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{
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// EventLog does not support suspend
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}
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public override void WriteLine(string text, Severity severity)
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{
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if (!initialized)
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Initialize();
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if (severity < Treshold)
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return;
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global::System.Diagnostics.EventLog.WriteEntry(name, text,
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GetEventLogEntryType(severity), 0);
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}
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public override void WriteLine(Exception exception, Severity severity)
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{
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if (!initialized)
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Initialize();
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if (severity < Treshold)
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return;
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if (!initialized)
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Initialize();
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if (severity < Treshold)
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return;
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global::System.Diagnostics.EventLog.WriteEntry(name, exception.ToString(),
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GetEventLogEntryType(severity), 0);
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}
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public override void WriteLine(Exception exception)
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{
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global::System.Diagnostics.EventLog.WriteEntry(name, exception.ToString(),
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EventLogEntryType.Error, 1);
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}
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private static EventLogEntryType GetEventLogEntryType(Severity severity)
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{
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switch (severity)
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{
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case Severity.Trace:
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case Severity.Debug:
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case Severity.Info:
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case Severity.Notice:
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return EventLogEntryType.Information;
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case Severity.Warn:
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return EventLogEntryType.Warning;
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case Severity.Error:
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return EventLogEntryType.Error;
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default:
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throw new ArgumentOutOfRangeException(nameof(severity), severity, null);
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}
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}
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}
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} |