69 lines
2.5 KiB
C#
69 lines
2.5 KiB
C#
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using System;
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namespace JiShe.CollectBus.Common.Extensions
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{
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/// <summary>
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/// Extension methods to make locking easier.
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/// </summary>
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public static class LockExtensions
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{
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/// <summary>
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/// Executes given <paramref name="action"/> by locking given <paramref name="source"/> object.
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/// </summary>
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/// <param name="source">Source object (to be locked)</param>
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/// <param name="action">Action (to be executed)</param>
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public static void Locking(this object source, Action action)
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{
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lock (source)
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{
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action();
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}
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}
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/// <summary>
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/// Executes given <paramref name="action"/> by locking given <paramref name="source"/> object.
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/// </summary>
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/// <typeparam name="T">Type of the object (to be locked)</typeparam>
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/// <param name="source">Source object (to be locked)</param>
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/// <param name="action">Action (to be executed)</param>
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public static void Locking<T>(this T source, Action<T> action) where T : class
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{
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lock (source)
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{
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action(source);
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}
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}
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/// <summary>
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/// Executes given <paramref name="func"/> and returns it's value by locking given <paramref name="source"/> object.
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/// </summary>
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/// <typeparam name="TResult">Return type</typeparam>
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/// <param name="source">Source object (to be locked)</param>
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/// <param name="func">Function (to be executed)</param>
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/// <returns>Return value of the <paramref name="func"/></returns>
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public static TResult Locking<TResult>(this object source, Func<TResult> func)
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{
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lock (source)
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{
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return func();
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}
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}
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/// <summary>
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/// Executes given <paramref name="func"/> and returns it's value by locking given <paramref name="source"/> object.
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/// </summary>
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/// <typeparam name="T">Type of the object (to be locked)</typeparam>
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/// <typeparam name="TResult">Return type</typeparam>
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/// <param name="source">Source object (to be locked)</param>
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/// <param name="func">Function (to be executed)</param>
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/// <returns>Return value of the <paramnref name="func"/></returns>
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public static TResult Locking<T, TResult>(this T source, Func<T, TResult> func) where T : class
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{
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lock (source)
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{
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return func(source);
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}
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}
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}
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}
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