cyf
52 lines
1.8 KiB
C#
52 lines
1.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Reflection;
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namespace Zhaizj.Framework.ORM {
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/// <summary>
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/// 验证批注的抽象基类。如果要自定义验证批注，请通过继承此基类扩展
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/// </summary>
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[Serializable, AttributeUsage( AttributeTargets.Property )]
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public abstract class ValidationAttribute : Attribute {
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private String _message;
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/// <summary>
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/// 错误提示信息
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/// </summary>
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public String Message {
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get { return _message; }
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set { _message = value; }
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}
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/// <summary>
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/// 多国语言化的错误提示信息
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/// </summary>
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public String Lang {
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set {
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_message = lang.get( value );
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}
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get { return _message; }
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}
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/// <summary>
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/// 可以扩展的验证方法
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/// </summary>
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/// <param name="action">当前操作：update或insert</param>
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/// <param name="target">需要验证的实体对象</param>
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/// <param name="info">当前属性信息</param>
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/// <param name="result">验证结果</param>
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public abstract void Validate( String action, IEntity target, EntityPropertyInfo info, Result result );
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public virtual void Validate( String action, Object target, String propertyName, Result result ) {
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if (target == null) return;
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IEntity entity = target as IEntity;
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if (entity == null) throw new NotImplementedException( "NotNullAttribute can only implement to IEntity. Currenty object's type:" + target.GetType().FullName );
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EntityPropertyInfo ep = Entity.GetInfo( entity ).GetProperty( propertyName );
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Validate( action, entity, ep, result );
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}
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}
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}
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