//******************************************************************************************************//  NumericRangeValidator.cs - Gbtc////  Copyright © 2012, Grid Protection Alliance.  All Rights Reserved.////  Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See//  the NOTICE file distributed with this work for additional information regarding copyright ownership.//  The GPA licenses this file to you under the MIT License (MIT), the "License"; you may//  not use this file except in compliance with the License. You may obtain a copy of the License at:////      http://www.opensource.org/licenses/MIT////  Unless agreed to in writing, the subject software distributed under the License is distributed on an//  "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the//  License for the specific language governing permissions and limitations.////  Code Modification History://  ----------------------------------------------------------------------------------------------------//  08/20/2010 - Pinal C. Patel//       Generated original version of source code.//  12/14/2012 - Starlynn Danyelle Gilliam//       Modified Header.////****************************************************************************************************** namespace GSF.Validation{    /// <summary>    /// Represents a validator that can be used to ensure that a numeric value falls within a specific range.    /// </summary>    public class NumericRangeValidator : IValidator    {        #region [ Members ]         // Fields        private readonly decimal m_rangeMinimum;        private readonly decimal m_rangeMaximum;         #endregion         #region [ Constructors ]         /// <summary>        /// Initializes a new instance of the <see cref="NumericRangeValidator"/> class.        /// </summary>        /// <param name="minimum">The minimum allowed numeric value.</param>        /// <param name="maximum">The maximum allowed numeric value.</param>        public NumericRangeValidator(decimal minimum, decimal maximum)        {            m_rangeMinimum = minimum;            m_rangeMaximum = maximum;        }         #endregion         #region [ Methods ]         /// <summary>        /// Determines whether or not the specified <paramref name="value"/> is a valid number that falls within the specified range.        /// </summary>        /// <param name="value">The value to be validated.</param>        /// <param name="validationError">Error message returned if the <paramref name="value"/> is invalid.</param>        /// <returns><strong>true</strong> if the <paramref name="value"/> is valid; otherwise <strong>false</strong>.</returns>        public bool Validate(object value, out string validationError)        {            decimal numericValue;             if (decimal.TryParse(value.ToString(), out numericValue))            {                if (numericValue < m_rangeMinimum || numericValue > m_rangeMaximum)                {                    validationError = string.Format("Value must be between {0} and {1}", m_rangeMinimum, m_rangeMaximum);                    return false;                }                 validationError = string.Empty;                return true;            }             validationError = "Value cannot be parsed as a number.";            return false;        }         #endregion    }}