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64 lines
1.7 KiB
64 lines
1.7 KiB
using Kean.Domain;
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using Kean.Infrastructure.Database.Repository;
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namespace Kean.Infrastructure.Repository
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{
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/// <summary>
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/// 工作单元
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/// </summary>
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public sealed class UnitOfWork : IUnitOfWork
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{
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private readonly IDatabaseCollection _databaseCollection; // 数据库连接集合
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/*
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* 构造函数
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* 工作单元表示一个操作事务,这里主要考虑一个数据库事务
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*/
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public UnitOfWork(IDatabaseCollection databaseCollection)
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{
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_databaseCollection = databaseCollection;
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}
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/*
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* 实现接口 Kean.Domain.IUnitOfWork.IsEntered ,表示是否已打开仓库
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*/
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public bool IsEntered { get; private set; }
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/*
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* 实现接口 Kean.Domain.IUnitOfWork.Enter ,表示工作单元打开仓库连接
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*/
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public IUnitOfWork Enter()
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{
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IsEntered = true;
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return this;
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}
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/*
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* 实现接口 Kean.Domain.IUnitOfWork.Exit ,表示工作单元提交更改并退出
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* 一般应该表示工作单元的结束
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*/
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public IUnitOfWork Exit()
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{
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foreach (var item in _databaseCollection)
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{
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item.Save();
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}
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IsEntered = false;
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return this;
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}
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/*
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* 实现 System.IDisposable.Dispose
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* 释放事务,关闭连接
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*/
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public void Dispose()
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{
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foreach (var item in _databaseCollection)
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{
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item.Flush();
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}
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IsEntered = false;
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}
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}
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}
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