C#连接nats消息中间件

下载安装

• 去官网下载相应的server
• 启动server，windows成功启动后如图所示

引用NuGet

• 推荐引用官方库NATS.Client
• 不推荐引用MyNatsClient

编写代码

Subscribe

ConnectionFactory cf = new ConnectionFactory();
IConnection c = cf.CreateConnection();//这里可以输入url参数，格式为'nats://ip_address:port'
EventHandler<MsgHandlerEventArgs> h = (sender, arg1s) =>
{
	Console.WriteLine(arg1s.Message);
	c.Publish(arg1s.Message.Reply, Encoding.UTF8.GetBytes("the answer"));
};
IAsyncSubscription sAsync = c.SubscribeAsync("foo", h);
sAsync.Start();

publish & request

ConnectionFactory cf = new ConnectionFactory();
IConnection c = cf.CreateConnection();
var m = c.Request("foo", Encoding.UTF8.GetBytes("hello world"));
Console.WriteLine(Encoding.UTF8.GetString(m.Data));
c.Close();