asp.net使用Hangfire开发后台定时任务demo

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一、新建webapi项目
WebApplicationWebApiHangfireSample

在根目录添加Startup.cs文件

using Hangfire;
using Hangfire.MemoryStorage;
using Microsoft.Owin;
using Owin;

[assembly: OwinStartup(typeof(WebApplicationWebApiHangfireSample.Startup))]
namespace WebApplicationWebApiHangfireSample
{
    /// <summary>
    /// 演示Hangfire的配置
    /// </summary>
    public class Startup
    {
        public void Configuration(IAppBuilder app)
        {
            // For more information on how to configure your application, visit http://go.microsoft.com/fwlink/?LinkID=316888

            //指定Hangfire使用内存存储后台任务信息
            GlobalConfiguration.Configuration.UseMemoryStorage();
            //启用HangfireServer这个中间件(它会自动释放)
            app.UseHangfireServer();
            //启用Hangfire的仪表盘(可以看到任务的状态,进度等信息)
            app.UseHangfireDashboard();

        }

    }
}

在controls文件夹中新建文件MessageController.cs

using Hangfire;
using System;
using System.Diagnostics;
using System.Web.Http;

namespace WebApplicationWebApiHangfireSample.Controllers
{
    /// <summary>
    /// 用来公开给前端用户调用的API
    /// </summary>
    public class MessageController : ApiController
    {
        /// <summary>
        /// 这个是用来发送消息的静态方法
        /// </summary>
        /// <param name="message"></param>
        public static void Send(string message)
        {
            EventLog.WriteEntry("EventSystem", string.Format("这是由Hangfire后台任务发送的消息:{0},时间为:{1}", message, DateTime.Now));
        }

        public IHttpActionResult Post(string content)
        {
            //这里可以做一些业务判断或操作

            //然后需要推送的时候,调用下面的方法即可
            BackgroundJob.Enqueue(() => Send(content));

            //最后返回(这里是立即返回,不会阻塞)
            return Ok();
        }
    }
}

修改App_Start文件夹下的WebApiConfig.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web.Http;

namespace WebApplicationWebApiHangfireSample
{
    public static class WebApiConfig
    {
        public static void Register(HttpConfiguration config)
        {
            // Web API configuration and services

            // Web API routes
            config.MapHttpAttributeRoutes();

            config.Routes.MapHttpRoute(
                name: "DefaultApi",
                routeTemplate: "api/{controller}/{id}",
                defaults: new { id = RouteParameter.Optional }
            );

            config.Routes.MapHttpRoute(
                name: "DefaultApi2",
                routeTemplate: "api/{controller}/{action}/{content}",
                defaults: new {ApiController="Message",Action="Post", content = RouteParameter.Optional }

            );

        }
    }
}

调用:
http://localhost:45296/api/Message/Post/testMessage

查看任务:
http://your-site/hangfire

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转载自blog.csdn.net/manimanihome/article/details/53433343