ServiceProviders.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 / wpf / src / Base / System / Windows / Markup / ServiceProviders.cs / 1305600 / ServiceProviders.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// File: ServiceProviders.cs
//
// Description: 
//   Proivde a implementation for IServiceProvider and method to add services
// 
// Copyright (C) 2003 by Microsoft Corporation.  All rights reserved. 
//
//--------------------------------------------------------------------------- 
using System;
using System.ComponentModel;
using System.Collections.Generic;
using System.Security.Permissions; 
using MS.Internal.WindowsBase;
 
///////////////////////////////////////////////////////////////////////////////////////// 
namespace System.Windows.Markup
{ 
    /// 
    /// Proivde a implementation for IServiceProvider and method to add services
    /// 
    /// Restrict public access until M8.2 
    //CASRemoval:[StrongNameIdentityPermission(SecurityAction.LinkDemand, PublicKey = Microsoft.Internal.BuildInfo.WCP_PUBLIC_KEY_STRING)]
    [System.ComponentModel.EditorBrowsable(System.ComponentModel.EditorBrowsableState.Never)] 
    [System.ComponentModel.Browsable(false)] 
    public class ServiceProviders : IServiceProvider
    { 

        #region Implement IServiceProvider interface
        /// 
        /// Implement IServiceProvider.GetSevice 
        /// 
        ///  
        ///  
        public Object GetService(Type serviceType)
        { 
            if (_objDict.ContainsKey(serviceType))
            {
                return _objDict[serviceType];
            } 

            return null; 
        } 
        #endregion
 
        /// 
        /// Add a new service
        /// 
        ///  
        /// 
        public void AddService(Type serviceType, Object service) 
        { 
            if (serviceType == null)
            { 
                throw new ArgumentNullException("serviceType");
            }

            if (service == null) 
            {
                throw new ArgumentNullException("service"); 
            } 

            if (_objDict.ContainsKey(serviceType) == false) 
            {
                _objDict.Add(serviceType, service);
            }
            else if (_objDict[serviceType] != service) 
            {
                throw new ArgumentException(SR.Get(SRID.ServiceTypeAlreadyAdded), "serviceType"); 
            } 
        }
 
        private Dictionary _objDict = new Dictionary();
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

Link Menu

Network programming in C#, Network Programming in VB.NET, Network Programming in .NET
This book is available now!
Buy at Amazon US or
Buy at Amazon UK