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expose some more information in file, console and directory sinks
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parent
5072fde64b
commit
01b5acff73
4 changed files with 45 additions and 16 deletions
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@ -9,9 +9,9 @@ namespace ExtremelySimpleLogger {
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/// <summary>
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/// The <see cref="ConsoleColors"/> that each <see cref="LogLevel"/> is displayed with using this console sink.
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/// To edit and query this collection, use <see cref="SetColor"/> and <see cref="GetColor"/>.
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/// To edit and query this collection, you can also use <see cref="SetColor"/> and <see cref="GetColor"/>.
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/// </summary>
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protected readonly Dictionary<LogLevel, ConsoleColor> ConsoleColors = new Dictionary<LogLevel, ConsoleColor> {
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public readonly Dictionary<LogLevel, ConsoleColor> ConsoleColors = new Dictionary<LogLevel, ConsoleColor> {
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{LogLevel.Warn, ConsoleColor.DarkYellow},
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{LogLevel.Error, ConsoleColor.DarkRed},
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{LogLevel.Fatal, ConsoleColor.DarkRed}
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@ -1,4 +1,5 @@
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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@ -10,6 +11,26 @@ namespace ExtremelySimpleLogger {
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/// </summary>
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public class DirectorySink : Sink {
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/// <summary>
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/// The set of old files that are currently in the directory that this sink is referencing, and that have not been deleted on construction.
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/// The files in this list are ordered by creation date in ascending order, meaning that the first entry is the least recently created one.
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/// Note that this collection does not contain the <see cref="CurrentFile"/>.
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/// </summary>
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public readonly IList<FileInfo> OldFiles;
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/// <summary>
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/// The <see cref="DirectoryInfo"/> that this sink is currently using as its destination to store the <see cref="OldFiles"/> and <see cref="CurrentFile"/>.
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/// </summary>
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public readonly DirectoryInfo Directory;
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/// <summary>
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/// The <see cref="FileInfo"/> that this sink is currently using as its destination.
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/// </summary>
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public FileInfo CurrentFile {
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get {
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lock (this.file)
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return this.file;
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}
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}
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private const string DefaultDateFormat = "yy-MM-dd_HH-mm-ss";
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private readonly FileInfo file;
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private readonly StreamWriter writer;
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@ -23,8 +44,7 @@ namespace ExtremelySimpleLogger {
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/// <param name="reopenOnWrite">Whether this sink should reopen the file every time it logs to it. If this is false, the file will be kept open by this sink.</param>
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/// <param name="dateFormat">The way the name of the current log file gets formatted. <code>yy-MM-dd_HH-mm-ss</code> by default.</param>
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public DirectorySink(string directory, int maxFiles = 10, bool reopenOnWrite = false, string dateFormat = DefaultDateFormat) :
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this(new DirectoryInfo(directory), maxFiles, reopenOnWrite, dateFormat) {
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}
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this(new DirectoryInfo(directory), maxFiles, reopenOnWrite, dateFormat) {}
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/// <summary>
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/// Creates a new directory sink with the given settings.
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@ -35,6 +55,7 @@ namespace ExtremelySimpleLogger {
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/// <param name="dateFormat">The way the name of the current log file gets formatted. <code>yy-MM-dd_HH-mm-ss</code> by default.</param>
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public DirectorySink(DirectoryInfo directory, int maxFiles = 10, bool reopenOnWrite = false, string dateFormat = DefaultDateFormat) {
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this.reopenOnWrite = reopenOnWrite;
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this.Directory = directory;
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try {
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if (!directory.Exists)
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@ -44,16 +65,13 @@ namespace ExtremelySimpleLogger {
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}
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try {
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// delete old files
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var files = directory.GetFiles();
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if (files.Length >= maxFiles) {
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// order files by their creation time so that older files are deleted first
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var ordered = files.OrderBy(f => f.CreationTime).ToList();
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// delete files in order of creation time so that older files are deleted first
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var ordered = directory.EnumerateFiles().OrderBy(f => f.CreationTime).ToList();
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while (ordered.Count >= maxFiles) {
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ordered[0].Delete();
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ordered.RemoveAt(0);
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}
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}
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this.OldFiles = ordered.AsReadOnly();
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} catch (Exception e) {
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throw new IOException($"Failed to delete old files in directory sink {directory}", e);
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}
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@ -7,6 +7,16 @@ namespace ExtremelySimpleLogger {
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/// </summary>
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public class FileSink : Sink {
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/// <summary>
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/// The <see cref="FileInfo"/> that this sink is currently using as its destination.
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/// </summary>
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public FileInfo CurrentFile {
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get {
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lock (this.file)
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return this.file;
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}
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}
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private const int OneGb = 1024 * 1024 * 1024;
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private readonly FileInfo file;
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private readonly StreamWriter writer;
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@ -20,8 +30,7 @@ namespace ExtremelySimpleLogger {
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/// <param name="reopenOnWrite">Whether this file sink should reopen the file every time it logs to it. If this is false, the file will be kept open by this sink.</param>
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/// <param name="fileSizeLimit">If <paramref name="append"/> is true, this property determines how big the log file has to be (in bytes) before it is deleted on startup. Defaults to 1gb.</param>
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public FileSink(string file, bool append, bool reopenOnWrite = false, int fileSizeLimit = OneGb) :
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this(new FileInfo(file), append, reopenOnWrite, fileSizeLimit) {
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}
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this(new FileInfo(file), append, reopenOnWrite, fileSizeLimit) {}
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/// <summary>
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/// Creates a new file sink with the given settings.
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@ -12,7 +12,9 @@ namespace Sample {
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var sinks = new List<Sink> {
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new FileSink("Log.txt", true),
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// We only want to log messages with a higher importance in the console
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new ConsoleSink {MinimumLevel = LogLevel.Info}
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new ConsoleSink {MinimumLevel = LogLevel.Info},
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// we allow a total of 5 files in our directory sink before old ones start being deleted
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new DirectorySink("AllLogs", 5)
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};
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var logger = new Logger {
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Name = "Example Logger",
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