/////////////////////////////////////////////////////////////////////////////
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// File Description : 验证实体类
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// Copyright : joyin
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// -------------------------------------------------------------------------
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// Date Created : Mar 26, 2010
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// Author : jiangxinjun
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//
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/////////////////////////////////////////////////////////////////////////////
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace HH.WMS.Entitys.Common
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{
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/// <summary>
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/// 验证实体类
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/// </summary>
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/// <typeparam name="TEntity">需要验证的实体类类型</typeparam>
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public class ValidatorEntity<TEntity>
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{
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private TEntity entity;
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private List<string> errorMsgs;
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/// <summary>
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/// 错误信息
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/// </summary>
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public List<string> ErrorMessages
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{
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get
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{
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if (errorMsgs == null)
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{
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errorMsgs = new List<string>();
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}
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return errorMsgs;
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}
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}
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/// <summary>
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/// 构造函数
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/// </summary>
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/// <param name="entity"></param>
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public ValidatorEntity(TEntity entity)
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{
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this.entity = entity;
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}
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/// <summary>
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/// 验证
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/// </summary>
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/// <param name="predicate">错误成立条件</param>
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/// <param name="errorMsg">如果错误成立，显示的错误信息</param>
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/// <returns></returns>
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public ValidatorEntity<TEntity> Validate(Predicate<TEntity> predicate, string errorMsg)
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{
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if (predicate != null && predicate(entity))
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{
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this.ErrorMessages.Add(errorMsg);
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}
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return this;
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}
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}
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}
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