Convert to Query String from IDictionary : Query String « Network « C# / C Sharp






Convert to Query String from IDictionary

   

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Collections;
using System.Net;
using System.Security.Cryptography;

namespace Amazon.Services
{
    public static class Utility
    {
        #region Static Methods
        public static String ToQueryString(IDictionary<String, String> parameters)
        {
            StringBuilder data = new StringBuilder();
            foreach (String key in parameters.Keys)
            {
                if (parameters[key] != null)
                    data.AppendFormat("{0}={1}&", key, Utility.UrlEncode(parameters[key]));
            }
            return data.Remove(data.Length - 1, 1).ToString();
        }

        public static String UrlEncode(String data)
        {
            StringBuilder encoded = new StringBuilder();
            String unreservedChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.~";

            foreach (char symbol in System.Text.Encoding.UTF8.GetBytes(data))
            {
                if (unreservedChars.IndexOf(symbol) != -1)
                    encoded.Append(symbol);
                else
                    encoded.Append("%" + String.Format("{0:X2}", (int)symbol));
            }

            return encoded.ToString();

        }

        public static String EscapeXml(String str)
        {
            str = str.Replace("&", "&amp;");
            str = str.Replace("<", "&lt;");
            str = str.Replace(">", "&gt;");
            str = str.Replace("'", "&#039;");
            return str.Replace("\"", "&quot;");
        }

        public static String UnescapeXml(String str)
        {
            str = str.Replace("&quot;", "\"");
            str = str.Replace("&#039;", "'");
            str = str.Replace("&gt;", ">");
            str = str.Replace("&lt;", "<");
            return str.Replace("&amp;", "&");
        }
        #endregion
    }
}

   
    
    
  








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1.Query Strings
2.Dictionary To Query String
3.Build Query String