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using System;
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using System.IO;
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using NLog;
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using NzbDrone.Common.EnvironmentInfo;
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namespace NzbDrone.Common.Processes
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{
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public interface IProvidePidFile
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{
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void Write();
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}
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public class PidFileProvider : IProvidePidFile
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{
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private readonly IAppFolderInfo _appFolderInfo;
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private readonly IProcessProvider _processProvider;
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private readonly Logger _logger;
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public PidFileProvider(IAppFolderInfo appFolderInfo, IProcessProvider processProvider, Logger logger)
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{
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_appFolderInfo = appFolderInfo;
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_processProvider = processProvider;
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_logger = logger;
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}
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public void Write()
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{
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if (OsInfo.IsWindows)
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{
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return;
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}
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var filename = Path.Combine(_appFolderInfo.AppDataFolder, "nzbdrone.pid");
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try
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{
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File.WriteAllText(filename, _processProvider.GetCurrentProcess().Id.ToString());
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}
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catch (Exception ex)
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{
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_logger.Error("Unable to write PID file: " + filename, ex);
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throw;
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}
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}
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}
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}
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