43 lines
1.4 KiB
C#
43 lines
1.4 KiB
C#
using System;
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using System.Reflection;
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using Newtonsoft.Json.Serialization;
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namespace IRaCIS.Core.API
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{
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public class NullToEmptyStringValueProvider : IValueProvider
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{
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PropertyInfo _MemberInfo;
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public NullToEmptyStringValueProvider(PropertyInfo memberInfo)
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{
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_MemberInfo = memberInfo;
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}
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public object GetValue(object target)
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{
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object result = _MemberInfo.GetValue(target);
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if (_MemberInfo.PropertyType == typeof(string) && result == null) result = "";
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else if (_MemberInfo.PropertyType == typeof(String[]) && result == null) result = new string[] { };
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//else if (_MemberInfo.PropertyType == typeof(Nullable<Int32>) && result == null) result = 0;
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else if (_MemberInfo.PropertyType == typeof(Nullable<Decimal>) && result == null) result = 0.00M;
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return result;
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}
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public void SetValue(object target, object value)
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{
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if(_MemberInfo.PropertyType == typeof(string))
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{
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//去掉前后空格
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_MemberInfo.SetValue(target, value==null?string.Empty: value.ToString()==string.Empty? value:value.ToString().Trim());
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}
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else
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{
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_MemberInfo.SetValue(target, value);
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}
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}
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}
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}
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