using System;

using System.Collections.Generic;

using Newtonsoft.Json;

using Newtonsoft.Json.Converters;

namespace Geocoding

{

public static class Extensions

{

public static bool IsNullOrEmpty<T>(this ICollection<T> col)

{

return col == null || col.Count == 0;

}

public static void ForEach<T>(this IEnumerable<T> self, Action<T> actor)

{

if (actor == null)

throw new ArgumentNullException("actor");

if (self == null)

return;

foreach (T item in self)

{

actor(item);

}

}

//Universal ISO DT Converter

static readonly JsonConverter[] JSON_CONVERTERS = new JsonConverter[]

{

new IsoDateTimeConverter { DateTimeStyles = System.Globalization.DateTimeStyles.AssumeUniversal },

new StringEnumConverter(),

};

public static string ToJSON(this object o)

{

string result = null;

if (o != null)

result = JsonConvert.SerializeObject(o, Formatting.Indented, JSON_CONVERTERS);

return result ?? string.Empty;

}

public static T FromJSON<T>(this string json)

{

T o = default(T);

if (!string.IsNullOrWhiteSpace(json))

o = JsonConvert.DeserializeObject<T>(json, JSON_CONVERTERS);

return o;

}

}

}