/// <summary> /// Writes the given object instance to a Json file. /// <para>Object type must have a parameterless constructor.</para> /// <para>Only Public properties and variables will be written to the file. These can be any type though, even other classes.</para> /// <para>If there are public properties/variables that you do not want written to the file, decorate them with the [JsonIgnore] attribute.</para> /// </summary> /// <typeparam name="T">The type of object being written to the file.</typeparam> /// <param name="filePath">The file path to write the object instance to.</param> /// <param name="objectToWrite">The object instance to write to the file.</param> /// <param name="append">If false the file will be overwritten if it already exists. If true the contents will be appended to the file.</param> public static void WriteToJsonFile <T>(SecureString cryptoKey, string filePath, T objectToWrite, bool append = false) where T : new() { TextWriter writer = null; try { var contentsToWriteToFile = Newtonsoft.Json.JsonConvert.SerializeObject(objectToWrite); writer = new StreamWriter(filePath, append); writer.Write(new SecurityController().Encrypt(SecureStringController.ConvertToUNSecureString(cryptoKey), contentsToWriteToFile)); } finally { if (writer != null) { writer.Close(); } } }
/// <summary> /// Reads an object instance from an Json file. /// <para>Object type must have a parameterless constructor.</para> /// </summary> /// <typeparam name="T">The type of object to read from the file.</typeparam> /// <param name="filePath">The file path to read the object instance from.</param> /// <returns>Returns a new instance of the object read from the Json file.</returns> public static T ReadFromJsonFile <T>(SecureString cryptoKey, string filePath) where T : new() { TextReader reader = null; try { reader = new StreamReader(filePath); var fileContents = reader.ReadToEnd(); return(Newtonsoft.Json.JsonConvert.DeserializeObject <T>(new SecurityController().Decrypt(SecureStringController.ConvertToUNSecureString(cryptoKey), fileContents))); } finally { if (reader != null) { reader.Close(); } } }