Scoped.cs
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using Microsoft.Extensions.DependencyInjection;
using System;
using System.Threading.Tasks;
namespace NCC.Dependency
{
/// <summary>
/// 创建作用域静态类
/// </summary>
[SuppressSniffer]
public static partial class Scoped
{
/// <summary>
/// 创建一个作用域范围
/// </summary>
/// <param name="handler"></param>
/// <param name="scopeFactory"></param>
public static void Create(Action<IServiceScopeFactory, IServiceScope> handler, IServiceScopeFactory scopeFactory = default)
{
Create(async (fac, scope) =>
{
handler(fac, scope);
await Task.CompletedTask;
}, scopeFactory).GetAwaiter().GetResult();
}
/// <summary>
/// 创建一个作用域范围
/// </summary>
/// <param name="handler"></param>
/// <param name="scopeFactory"></param>
public static async Task Create(Func<IServiceScopeFactory, IServiceScope, Task> handler, IServiceScopeFactory scopeFactory = default)
{
// 禁止空调用
if (handler == null) throw new ArgumentNullException(nameof(handler));
// 创建作用域
var scoped = CreateScope(scopeFactory);
try
{
// 执行方法
await handler(scopeFactory, scoped);
}
finally
{
// 释放
scoped.Dispose();
}
}
/// <summary>
/// 创建一个作用域
/// </summary>
/// <param name="scopeFactory"></param>
/// <returns></returns>
private static IServiceScope CreateScope(IServiceScopeFactory scopeFactory = default)
{
// 解析服务作用域工厂
var scoped = (scopeFactory ?? App.RootServices.GetService<IServiceScopeFactory>()).CreateScope();
return scoped;
}
}
}