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2 Commits

Author SHA1 Message Date
72d1b9f623 优化订阅回调 2025-04-15 18:03:51 +08:00
7b1f04a452 暂存 2025-04-15 16:45:10 +08:00
5 changed files with 133 additions and 17 deletions

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@ -215,11 +215,19 @@ public class SampleAppService : CollectBusAppService, ISampleAppService, IKafkaS
return aa == null; return aa == null;
} }
[KafkaSubscribe(["test-topic"])] [KafkaSubscribe(["test-topic1"])]
public async Task<bool> KafkaSubscribeAsync(string obj) public async Task<ISubscribeAck> KafkaSubscribeAsync() // TestSubscribe obj
{ {
var obj=string.Empty;
_logger.LogWarning($"收到订阅消息: {obj}"); _logger.LogWarning($"收到订阅消息: {obj}");
return await Task.FromResult(true); return SubscribeAck.Success();
} }
} }
public class TestSubscribe
{
public string Topic { get; set; }
public int Val { get; set; }
}

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@ -16,6 +16,7 @@
<meta name="viewport" content="width=device-width, initial-scale=1.0"/> <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<link href="libs/bootstrap/css/bootstrap.min.css" rel="stylesheet"/> <link href="libs/bootstrap/css/bootstrap.min.css" rel="stylesheet"/>
<title>后端服务</title> <title>后端服务</title>
</head> </head>
<body> <body>

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@ -0,0 +1,21 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace JiShe.CollectBus.Kafka
{
public interface ISubscribeAck
{
/// <summary>
/// 是否成功标记
/// </summary>
bool Ack { get; set; }
/// <summary>
/// 消息
/// </summary>
string? Msg { get; set; }
}
}

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@ -1,4 +1,7 @@
using Confluent.Kafka; using Confluent.Kafka;
using DeviceDetectorNET;
using JiShe.CollectBus.Common.Enums;
using JiShe.CollectBus.Common.Helpers;
using JiShe.CollectBus.Kafka.Attributes; using JiShe.CollectBus.Kafka.Attributes;
using JiShe.CollectBus.Kafka.Consumer; using JiShe.CollectBus.Kafka.Consumer;
using Microsoft.AspNetCore.Builder; using Microsoft.AspNetCore.Builder;
@ -8,6 +11,7 @@ using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Primitives; using Microsoft.Extensions.Primitives;
using Newtonsoft.Json; using Newtonsoft.Json;
using System; using System;
using System.Collections.Concurrent;
using System.Collections.Generic; using System.Collections.Generic;
using System.Linq; using System.Linq;
using System.Reflection; using System.Reflection;
@ -96,6 +100,7 @@ namespace JiShe.CollectBus.Kafka
}); });
} }
/// <summary> /// <summary>
/// 处理消息 /// 处理消息
/// </summary> /// </summary>
@ -106,25 +111,31 @@ namespace JiShe.CollectBus.Kafka
private static async Task<bool> ProcessMessageAsync(string message, MethodInfo method, object subscribe) private static async Task<bool> ProcessMessageAsync(string message, MethodInfo method, object subscribe)
{ {
var parameters = method.GetParameters(); var parameters = method.GetParameters();
if (parameters.Length != 1) bool isGenericTask = method.ReturnType.IsGenericType
return true; && method.ReturnType.GetGenericTypeDefinition() == typeof(Task<>);
bool existParameters = parameters.Length > 0;
var paramType = parameters[0].ParameterType; dynamic? messageObj= null;
var messageObj = paramType == typeof(string)? message: JsonConvert.DeserializeObject(message, paramType); if (existParameters)
if (method.ReturnType == typeof(Task))
{ {
object? result = await (Task<bool>)method.Invoke(subscribe, new[] { messageObj })!; var paramType = parameters[0].ParameterType;
if (result is bool success) messageObj = paramType == typeof(string) ? message : message.Deserialize(paramType);
return success; }
if (isGenericTask)
{
object? result = await (Task<ISubscribeAck>)method.Invoke(subscribe, existParameters? new[] { messageObj }:null)!;
if (result is ISubscribeAck ackResult)
{
return ackResult.Ack;
}
} }
else else
{ {
object? result = method.Invoke(subscribe, new[] { messageObj }); object? result = method.Invoke(subscribe, existParameters ? new[] { messageObj } : null);
if (result is bool success) if (result is ISubscribeAck ackResult)
return success; {
return ackResult.Ack;
}
} }
return false; return false;
} }

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@ -0,0 +1,75 @@
using Confluent.Kafka;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static System.Runtime.InteropServices.JavaScript.JSType;
namespace JiShe.CollectBus.Kafka
{
public class SubscribeResult: ISubscribeAck
{
/// <summary>
/// 是否成功
/// </summary>
public bool Ack { get; set; }
/// <summary>
/// 消息
/// </summary>
public string? Msg { get; set; }
/// <summary>
/// 成功
/// </summary>
/// <param name="msg">消息</param>
public SubscribeResult Success(string? msg = null)
{
Ack = true;
Msg = msg;
return this;
}
/// <summary>
/// 失败
/// </summary>
/// <param name="code"></param>
/// <param name="msg"></param>
/// <param name="data"></param>
/// <returns></returns>
public SubscribeResult Fail(string? msg = null)
{
Msg = msg;
Ack = false;
return this;
}
}
public static partial class SubscribeAck
{
/// <summary>
/// 成功
/// </summary>
/// <param name="msg">消息</param>
/// <returns></returns>
public static ISubscribeAck Success(string? msg = null)
{
return new SubscribeResult().Success(msg);
}
/// <summary>
/// 失败
/// </summary>
/// <param name="msg">消息</param>
/// <returns></returns>
public static ISubscribeAck Fail(string? msg = null)
{
return new SubscribeResult().Fail(msg);
}
}
}