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109 lines
3.5 KiB
C#
109 lines
3.5 KiB
C#
using MediaBrowser.Model.Logging;
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using System;
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using System.Threading.Tasks;
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namespace MediaBrowser.Common.Events
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{
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/// <summary>
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/// Class EventHelper
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/// </summary>
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public static class EventHelper
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{
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/// <summary>
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/// Fires the event.
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/// </summary>
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/// <param name="handler">The handler.</param>
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/// <param name="sender">The sender.</param>
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/// <param name="args">The <see cref="EventArgs" /> instance containing the event data.</param>
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/// <param name="logger">The logger.</param>
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public static void QueueEventIfNotNull(EventHandler handler, object sender, EventArgs args, ILogger logger)
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{
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if (handler != null)
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{
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Task.Run(() =>
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{
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try
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{
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handler(sender, args);
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}
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catch (Exception ex)
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{
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logger.ErrorException("Error in event handler", ex);
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}
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});
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}
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}
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/// <summary>
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/// Queues the event.
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="handler">The handler.</param>
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/// <param name="sender">The sender.</param>
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/// <param name="args">The args.</param>
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/// <param name="logger">The logger.</param>
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public static void QueueEventIfNotNull<T>(EventHandler<T> handler, object sender, T args, ILogger logger)
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{
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if (handler != null)
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{
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Task.Run(() =>
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{
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try
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{
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handler(sender, args);
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}
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catch (Exception ex)
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{
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logger.ErrorException("Error in event handler", ex);
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}
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});
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}
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}
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/// <summary>
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/// Fires the event.
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/// </summary>
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/// <param name="handler">The handler.</param>
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/// <param name="sender">The sender.</param>
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/// <param name="args">The <see cref="EventArgs" /> instance containing the event data.</param>
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/// <param name="logger">The logger.</param>
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public static void FireEventIfNotNull(EventHandler handler, object sender, EventArgs args, ILogger logger)
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{
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if (handler != null)
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{
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try
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{
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handler(sender, args);
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}
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catch (Exception ex)
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{
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logger.ErrorException("Error in event handler", ex);
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}
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}
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}
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/// <summary>
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/// Fires the event.
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="handler">The handler.</param>
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/// <param name="sender">The sender.</param>
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/// <param name="args">The args.</param>
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/// <param name="logger">The logger.</param>
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public static void FireEventIfNotNull<T>(EventHandler<T> handler, object sender, T args, ILogger logger)
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{
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if (handler != null)
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{
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try
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{
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handler(sender, args);
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}
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catch (Exception ex)
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{
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logger.ErrorException("Error in event handler", ex);
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}
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}
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}
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}
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}
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