irc-netcore-api/IRC.Core.Dicom/HostConfig/NullToEmptyStringValueProvi...

43 lines
1.4 KiB
C#

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