52 lines
1.8 KiB
C#
52 lines
1.8 KiB
C#
using MassTransit;
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using MassTransitDemo.Contracts;
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namespace MassTransitDemo.Consumer.Consumers;
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/// <summary>
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/// 发布/订阅模式的消费者2
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/// 用于演示多个消费者接收同一条广播消息
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/// </summary>
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public class PublishSubscribeConsumer2 : IConsumer<PublishSubscribeMessage>
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{
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private readonly ILogger<PublishSubscribeConsumer2> _logger;
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/// <summary>
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/// 构造函数
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/// </summary>
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/// <param name="logger">日志记录器</param>
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public PublishSubscribeConsumer2(ILogger<PublishSubscribeConsumer2> logger)
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{
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_logger = logger;
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}
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/// <summary>
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/// 消费消息的方法
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/// </summary>
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/// <param name="context">消息上下文</param>
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public Task Consume(ConsumeContext<PublishSubscribeMessage> context)
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{
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try
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{
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_logger.LogInformation("【消费者2】收到发布/订阅消息");
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_logger.LogInformation(" MessageId: {MessageId}", context.Message.MessageId);
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_logger.LogInformation(" CreatedAt: {CreatedAt}", context.Message.CreatedAt);
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_logger.LogInformation(" Title: {Title}", context.Message.Title);
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_logger.LogInformation(" Content: {Content}", context.Message.Content);
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_logger.LogInformation(" Priority: {Priority}", context.Message.Priority);
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// 模拟不同的处理逻辑（与消费者1不同的处理方式）
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var processedContent = $"[消费者2处理] {context.Message.Content.ToUpper()}";
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_logger.LogInformation(" 处理结果: {ProcessedContent}", processedContent);
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_logger.LogInformation("【消费者2】消息处理完成");
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return Task.CompletedTask;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "【消费者2】消息处理失败");
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throw;
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}
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}
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}
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