TimeSpanMinutesConverter Class

public class TimeSpanMinutesConverter : ConfigurationConverterBase

public class TimeSpanMinutesConverter extends ConfigurationConverterBase

public class TimeSpanMinutesConverter extends ConfigurationConverterBase

using System;
using System.Collections.Generic;
using System.Text;
using System.Configuration;
using System.Globalization;
using System.ComponentModel;


public sealed class CustomTimeSpanMinutesConverter :
    ConfigurationConverterBase
{
    internal bool ValidateType(object value, 
        Type expected)
    {
        bool result;

        if ((value != null) &&
            (value.GetType() != expected))
            result = false;
        else
            result = true;

        return result;
    

    public override bool CanConvertTo(
        ITypeDescriptorContext ctx, Type type)
    {
        return (type == typeof(string));
    

    public override bool CanConvertFrom(
        ITypeDescriptorContext ctx, Type type)
    {
        return (type == typeof(string));
    

    public override object ConvertTo(
        ITypeDescriptorContext ctx, CultureInfo ci,
        object value, Type type)
    {
        ValidateType(value, typeof(TimeSpan));

        long data = (long)(((TimeSpan)value).TotalMinutes);

        return data.ToString(CultureInfo.InvariantCulture);
    

    public override object ConvertFrom(
        ITypeDescriptorContext ctx, CultureInfo ci, object data)
    {

        long min = long.Parse((string)data,
            CultureInfo.InvariantCulture);

        return TimeSpan.FromMinutes((double)min);
    

<configuration>

  <configSections>
    <section name="CustomSection"
      type="Samples.AspNet.CustomSection,
      ConfigurationConverters,
      Version=1.0.0.0, Culture=neutral,
      PublicKeyToken=null"
      allowDefinition="Everywhere"
      allowExeDefinition="MachineToApplication"
      restartOnExternalChanges="true" />
  </configSections>

  <CustomSection fileName="default.txt" maxIdleTime="90" 
    timeDelay="infinite" cdStr="str0, str1" permission="Read" 
    maxUsers="Infinite"/>

</configuration>