GFramework/GFramework.Core/cqrs/request/AbstractRequestHandler.cs
GeWuYou a4c719773e feat(cqrs): 添加CQRS模式的抽象处理器基类
- 实现了抽象命令处理器基类,支持带返回值和无返回值两种类型
- 创建了抽象通知处理器基类,提供统一的通知处理功能
- 添加了抽象查询处理器基类,支持泛型查询和结果类型
- 实现了抽象请求处理器基类,处理有响应和无响应的请求场景
- 集成了ContextAwareBase基类以提供上下文感知功能
- 使用Mediator库接口实现标准化的CQRS处理模式
2026-02-14 19:41:21 +08:00

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// Copyright (c) 2026 GeWuYou
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
using GFramework.Core.rule;
using Mediator;
namespace GFramework.Core.cqrs.request;
/// <summary>
/// 抽象请求处理器基类,用于处理不返回具体响应的请求
/// 继承自ContextAwareBase并实现IRequestHandler接口
/// </summary>
/// <typeparam name="TRequest">请求类型必须实现IRequest[Unit]接口</typeparam>
public abstract class AbstractRequestHandler<TRequest> : ContextAwareBase, IRequestHandler<TRequest>
where TRequest : IRequest<Unit>
{
/// <summary>
/// 处理请求的核心方法
/// </summary>
/// <param name="request">要处理的请求对象</param>
/// <param name="cancellationToken">取消令牌,用于取消操作</param>
/// <returns>表示异步操作的ValueTask完成时返回Unit值</returns>
public abstract ValueTask<Unit> Handle(TRequest request, CancellationToken cancellationToken);
}
/// <summary>
/// 抽象请求处理器基类,用于处理需要返回具体响应的请求
/// 继承自ContextAwareBase并实现IRequestHandler接口
/// </summary>
/// <typeparam name="TRequest">请求类型必须实现IRequest[TResponse]接口</typeparam>
/// <typeparam name="TResponse">响应类型</typeparam>
public abstract class AbstractRequestHandler<TRequest, TResponse> : ContextAwareBase,
IRequestHandler<TRequest, TResponse> where TRequest : IRequest<TResponse>
{
/// <summary>
/// 处理请求并返回响应的核心方法
/// </summary>
/// <param name="request">要处理的请求对象</param>
/// <param name="cancellationToken">取消令牌,用于取消操作</param>
/// <returns>表示异步操作的ValueTask完成时返回处理结果</returns>
public abstract ValueTask<TResponse> Handle(TRequest request, CancellationToken cancellationToken);
}