文件读写冲突的解决办法:ReaderWriterLock
项目中碰到了静态页文件读写冲突的问题(如果同时存在读写就报黄页,虽然写入是“瞬间”的,但高并发下依然有可能)。
var thread = new Thread(context => { HttpContext.Current = (HttpContext)context; var content = TemplateFactory.ReplaceContent(template); ReaderWriterLockHelper.WriteToResource(10, () => { using (var sw = fileInfo.CreateText()) { sw.WriteLine(content); sw.Close(); } }); }); thread.Start(HttpContext.Current);
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读取:
ReaderWriterLockHelper.ReadFromResource(10, () => context.Response.WriteFile(url));