CallbackValidator.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Configuration / System / Configuration / CallbackValidator.cs / 1305376 / CallbackValidator.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

using System; 
using System.Collections; 
using System.IO;
using System.Reflection; 
using System.Security.Permissions;
using System.Xml;
using System.Collections.Specialized;
using System.Globalization; 
using System.ComponentModel;
using System.Security; 
using System.Text; 
using System.Text.RegularExpressions;
 
namespace System.Configuration {

    public sealed class CallbackValidator : ConfigurationValidatorBase {
        Type _type; 
        ValidatorCallback _callback;
 
        public CallbackValidator(Type type, ValidatorCallback callback) : this(callback) { 
            if (type == null) {
                throw new ArgumentNullException("type"); 
            }
            _type = type;
        }
 
        // Do not check for null type here to handle the callback attribute case
        internal CallbackValidator(ValidatorCallback callback) { 
            if (callback == null) { 
                throw new ArgumentNullException("callback");
            } 
            _type = null;
            _callback = callback;
        }
 
        public override bool CanValidate(Type type) {
            return (type == _type || _type == null); 
        } 
        public override void Validate(object value) {
            _callback(value); 
        }
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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