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https://github.com/GeWuYou/GFramework.git
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aebf1e974d
- 新增 stream pipeline 契约、dispatcher executor 缓存与 generated invoker 兼容路径 - 补充 Architecture 与 IOC 的流式管道注册入口及对应回归测试 - 更新 CQRS 文档和 cqrs-rewrite 的 active tracking/trace
43 lines
1.7 KiB
C#
43 lines
1.7 KiB
C#
// Copyright (c) 2025-2026 GeWuYou
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// SPDX-License-Identifier: Apache-2.0
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using System.Collections.Generic;
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using System.Runtime.CompilerServices;
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using System.Threading;
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using GFramework.Cqrs.Abstractions.Cqrs;
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using GFramework.Cqrs.Cqrs;
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namespace GFramework.Cqrs.Tests.Cqrs;
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/// <summary>
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/// 记录缓存 stream pipeline executor 复用场景下每次建流注入到 behavior 的上下文与实例身份。
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/// </summary>
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internal sealed class DispatcherStreamPipelineContextRefreshBehavior
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: CqrsContextAwareHandlerBase,
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IStreamPipelineBehavior<DispatcherStreamContextRefreshRequest, int>
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{
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private readonly int _instanceId = DispatcherStreamContextRefreshState.AllocateBehaviorInstanceId();
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/// <summary>
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/// 记录当前 behavior 实例实际收到的上下文，然后继续执行下游处理阶段。
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/// </summary>
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/// <param name="request">当前流式请求。</param>
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/// <param name="next">下一个处理阶段。</param>
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/// <param name="cancellationToken">取消令牌。</param>
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/// <returns>下游处理阶段返回的异步流。</returns>
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public async IAsyncEnumerable<int> Handle(
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DispatcherStreamContextRefreshRequest request,
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StreamMessageHandlerDelegate<DispatcherStreamContextRefreshRequest, int> next,
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[EnumeratorCancellation] CancellationToken cancellationToken)
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{
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DispatcherStreamContextRefreshState.RecordBehavior(request.DispatchId, _instanceId, Context);
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await foreach (var item in next(request, cancellationToken)
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.WithCancellation(cancellationToken)
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.ConfigureAwait(false))
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{
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yield return item;
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}
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}
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}
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